Date Author Title
2023-05-17Xavier MertensIncrease in Malicious RAR SFX files
2023-04-19Rob VandenBrinkTaking a Bite Out of Password Expiry Helpdesk Calls
2023-03-30Xavier MertensBypassing PowerShell Strong Obfuscation
2023-03-21Didier StevensString Obfuscation: Character Pair Reversal
2023-03-16Xavier MertensSimple Shellcode Dissection
2023-02-10Xavier MertensObfuscated Deactivation of Script Block Logging
2023-01-17Rob VandenBrinkFinding that one GPO Setting in a Pool of Hundreds of GPOs
2023-01-04Rob VandenBrinkUpdate to RTRBK - Diff and File Dates in PowerShell
2022-12-28Rob VandenBrinkPlaying with Powershell and JSON (and Amazon and Firewalls)
2022-11-09Xavier MertensAnother Script-Based Ransomware
2022-10-31Rob VandenBrinkNMAP without NMAP - Port Testing and Scanning with PowerShell
2022-10-17Xavier MertensFileless Powershell Dropper
2022-10-07Xavier MertensPowershell Backdoor with DGA Capability
2022-09-14Xavier MertensEasy Process Injection within Python
2022-07-25Xavier MertensPowerShell Script with Fileless Capability
2022-06-25Xavier MertensMalicious Code Passed to PowerShell via the Clipboard
2022-06-22Xavier MertensMalicious PowerShell Targeting Cryptocurrency Browser Extensions
2022-06-03Xavier MertensSandbox Evasion... With Just a Filename!
2022-05-12Rob VandenBrinkWhen Get-WebRequest Fails You
2022-04-25Xavier MertensSimple PDF Linking to Malicious Content
2022-03-31Johannes UllrichSpring Vulnerability Update - Exploitation Attempts CVE-2022-22965
2022-03-30Johannes UllrichJava Springtime Confusion: What Vulnerability are We Talking About
2022-03-30Johannes UllrichPossible new Java Spring Framework Vulnerability (Updated: not a Spring problem)
2022-03-11Xavier MertensKeep an Eye on WebSockets
2022-02-23Johannes UllrichThe Rise and Fall of log4shell
2022-01-22Xavier MertensMixed VBA & Excel4 Macro In a Targeted Excel Sheet
2022-01-20Xavier MertensRedLine Stealer Delivered Through FTP
2022-01-17Johannes UllrichLog4Shell Attacks Getting "Smarter"
2022-01-06Xavier MertensMalicious Python Script Targeting Chinese People
2021-12-23Johannes Ullrichlog4shell and cloud provider internal meta data services (IMDS)
2021-12-23Johannes UllrichDefending Cloud IMDS Against log4shell (and more)
2021-12-21Xavier MertensMore Undetected PowerShell Dropper
2021-12-15Xavier MertensSimple but Undetected PowerShell Backdoor
2021-12-14Johannes UllrichLog4j: Getting ready for the long haul (CVE-2021-44228)
2021-12-11Johannes UllrichLog4j / Log4Shell Followup: What we see and how to defend (and how to access our data)
2021-12-10Xavier MertensPython Shellcode Injection From JSON Data
2021-12-10Bojan ZdrnjaRCE in log4j, Log4Shell, or how things can get bad quickly
2021-12-07Johannes UllrichWebshells, Webshells everywhere!
2021-11-15Rob VandenBrinkChanging your AD Password Using the Clipboard - Not as Easy as You'd Think!
2021-10-18Xavier MertensMalicious PowerShell Using Client Certificate Authentication
2021-10-01Xavier MertensNew Tool to Add to Your LOLBAS List: cvtres.exe
2021-08-20Xavier MertensWaiting for the C2 to Show Up
2021-08-09Jan KoprivaProxyShell - how many Exchange servers are affected and where are they?
2021-05-28Xavier MertensMalicious PowerShell Hosted on script.google.com
2021-05-18Xavier MertensFrom RunDLL32 to JavaScript then PowerShell
2021-05-06Xavier MertensAlternative Ways To Perform Basic Tasks
2021-04-08Xavier MertensSimple Powershell Ransomware Creating a 7Z Archive of your Files
2021-02-12Xavier MertensAgentTesla Dropped Through Automatic Click in Microsoft Help File
2021-02-01Rob VandenBrinkTaking a Shot at Reverse Shell Attacks, CNC Phone Home and Data Exfil from Servers
2021-01-21Xavier MertensPowershell Dropping a REvil Ransomware
2021-01-18Didier StevensDoc & RTF Malicious Document
2021-01-10Didier StevensMaldoc Analysis With CyberChef
2021-01-09Didier StevensMaldoc Strings Analysis
2020-12-24Xavier MertensMalicious Word Document Delivering an Octopus Backdoor
2020-11-30Didier StevensDecrypting PowerShell Payloads (video)
2020-11-25Xavier MertensLive Patching Windows API Calls Using PowerShell
2020-11-19Xavier MertensPowerShell Dropper Delivering Formbook
2020-11-05Xavier MertensDid You Spot "Invoke-Expression"?
2020-09-24Xavier MertensParty in Ibiza with PowerShell
2020-09-23Xavier MertensMalicious Word Document with Dynamic Content
2020-09-11Rob VandenBrinkWhat's in Your Clipboard? Pillaging and Protecting the Clipboard
2020-09-02Xavier MertensPython and Risky Windows API Calls
2020-08-28Xavier MertensExample of Malicious DLL Injected in PowerShell
2020-08-20Rob VandenBrinkOffice 365 Mail Forwarding Rules (and other Mail Rules too)
2020-08-06Xavier MertensA Fork of the FTCode Powershell Ransomware
2020-08-03Xavier MertensPowershell Bot with Multiple C2 Protocols
2020-07-27Didier StevensAnalyzing Metasploit ASP .NET Payloads
2020-07-19Guy BruneauScanning Activity for ZeroShell Unauthenticated Access
2020-06-12Xavier MertensMalicious Excel Delivering Fileless Payload
2020-05-15Rob VandenBrinkSHA3 Hashes (on Windows) - Where Art Thou?
2020-05-15Rob VandenBrinkHashes in PowerShell
2020-04-27Xavier MertensPowershell Payload Stored in a PSCredential Object
2020-04-24Xavier MertensMalicious Excel With a Strong Obfuscation and Sandbox Evasion
2020-04-17Xavier MertensWeaponized RTF Document Generator & Mailer in PowerShell
2020-04-10Xavier MertensPowerShell Sample Extracting Payload From SSL
2020-02-28Xavier MertensShow me Your Clipboard Data!
2020-01-23Xavier MertensComplex Obfuscation VS Simple Trick
2019-12-26Xavier MertensBypassing UAC to Install a Cryptominer
2019-12-09Didier Stevens(Lazy) Sunday Maldoc Analysis
2019-10-27Didier StevensUsing scdbg to Find Shellcode
2019-10-25Rob VandenBrinkMore on DNS Archeology (with PowerShell)
2019-09-17Rob VandenBrinkInvestigating Gaps in your Windows Event Logs
2019-07-28Didier StevensVideo: Analyzing Compressed PowerShell Scripts
2019-07-11Xavier MertensRussian Dolls Malicious Script Delivering Ursnif
2019-07-10Rob VandenBrinkDumping File Contents in Hex (in PowerShell)
2019-06-28Rob VandenBrinkVerifying Running Processes against VirusTotal - Domain-Wide
2019-06-27Rob VandenBrinkFinding the Gold in a Pile of Pennies - Long Tail Analysis in PowerShell
2019-06-21Rob VandenBrinkNetstat Local and Remote -new and improved, now with more PowerShell!
2019-06-03Didier StevensTip: BASE64 Encoded PowerShell Scripts are Recognizable by the Amount of Letter As
2019-05-31Didier StevensRetrieving Second Stage Payload with Ncat
2019-05-30Didier StevensAnalyzing First Stage Shellcode
2019-05-28Didier StevensOffice Document & BASE64? PowerShell!
2019-04-25Rob VandenBrinkService Accounts Redux - Collecting Service Accounts with PowerShell
2019-04-24Rob VandenBrinkWhere have all the Domain Admins gone? Rooting out Unwanted Domain Administrators
2019-04-04Xavier MertensNew Waves of Scans Detected by an Old Rule
2019-03-30Didier Stevens"404" is not Malware
2019-03-20Rob VandenBrinkUsing AD to find hosts that aren't in AD - fun with the [IPAddress] construct!
2019-03-10Didier StevensMalicious HTA Analysis by a Reader
2019-03-10Didier StevensQuick and Dirty Malicious HTA Analysis
2019-03-05Rob VandenBrinkPowershell, Active Directory and the Windows Host Firewall
2019-02-21Xavier MertensSimple Powershell Keyloggers are Back
2019-02-17Didier StevensVideo: Finding Property Values in Office Documents
2019-02-16Didier StevensFinding Property Values in Office Documents
2019-02-10Didier StevensVideo: Maldoc Analysis of the Weekend
2019-02-09Didier StevensMaldoc Analysis of the Weekend
2019-01-24Brad DuncanMalspam with Word docs uses macro to run Powershell script and steal system data
2019-01-14Rob VandenBrinkMicrosoft LAPS - Blue Team / Red Team
2019-01-02Didier StevensMaldoc with Nonfunctional Shellcode
2019-01-02Xavier MertensMalicious Script Leaking Data via FTP
2018-12-19Xavier MertensRestricting PowerShell Capabilities with NetSh
2018-12-15Didier StevensDe-DOSfuscation Example
2018-12-12Didier StevensYet Another DOSfuscation Sample
2018-12-03Didier StevensWord maldoc: yet another place to hide a command
2018-11-27Xavier MertensMore obfuscated shell scripts: Fake MacOS Flash update
2018-11-26Xavier MertensObfuscated bash script targeting QNap boxes
2018-11-22Xavier MertensDivided Payload in Multiple Pasties
2018-11-16Xavier MertensBasic Obfuscation With Permissive Languages
2018-11-06Xavier MertensMalicious Powershell Script Dissection
2018-10-26Xavier MertensDissecting Malicious Office Documents with Linux
2018-10-22Xavier MertensMalicious Powershell using a Decoy Picture
2018-09-30Didier StevensWhen DOSfuscation Helps...
2018-09-24Didier StevensAnalyzing Encoded Shellcode with scdbg
2018-09-08Didier StevensVideo: Using scdbg to analyze shellcode
2018-09-05Xavier MertensMalicious PowerShell Compiling C# Code on the Fly
2018-09-03Didier StevensAnother quickie: Using scdbg to analyze shellcode
2018-08-31Jim ClausingQuickie: Using radare2 to disassemble shellcode
2018-07-30Didier StevensMalicious Word documents using DOSfuscation
2018-07-26Xavier MertensWindows Batch File Deobfuscation
2018-06-19Xavier MertensPowerShell: ScriptBlock Logging... Or Not?
2018-06-04Rob VandenBrinkDigging into Authenticode Certificates
2018-05-19Xavier MertensMalicious Powershell Targeting UK Bank Customers
2018-05-09Xavier MertensNice Phishing Sample Delivering Trickbot
2018-05-06Guy BruneauScans Attempting to use PowerShell to Download PHP Script
2018-03-04Xavier MertensThe Crypto Miners Fight For CPU Cycles
2017-11-29Xavier MertensFileless Malicious PowerShell Sample
2017-11-15Xavier MertensIf you want something done right, do it yourself!
2017-11-11Xavier MertensKeep An Eye on your Root Certificates
2017-10-31Xavier MertensSome Powershell Malicious Code
2017-09-14Xavier MertensAnother webshell, another backdoor!
2017-09-11Russ McReeWindows Auditing with WINspect
2017-08-23Xavier MertensMalicious script dropping an executable signed by Avast?
2017-08-20Didier StevensIt's Not An Invoice ...
2017-08-01Rob VandenBrinkRooting Out Hosts that Support Older Samba Versions
2017-05-12Xavier MertensWhen Bad Guys are Pwning Bad Guys...
2017-05-03Bojan ZdrnjaPowershelling with exploits
2017-03-30Xavier MertensDiverting built-in features for the bad
2017-02-28Xavier MertensAnalysis of a Simple PHP Backdoor
2017-02-17Rob VandenBrinkRTRBK - Router / Switch / Firewall Backups in PowerShell (tool drop)
2016-12-02Rob VandenBrinkProtecting Powershell Credentials (NOT)
2016-11-24Didier StevensExtracting Shellcode From JavaScript
2016-11-23Tom WebbMapping Attack Methodology to Controls
2016-11-18Didier StevensVBA Shellcode and Windows 10
2016-10-31Russ McReeSEC505 DFIR capture script: snapshot.ps1
2016-07-13Xavier MertensThe Power of Web Shells
2016-06-03Tom ListonMySQL is YourSQL
2016-04-28Rob VandenBrinkDNS and DHCP Recon using Powershell
2016-04-15Xavier MertensWindows Command Line Persistence?
2016-01-26Rob VandenBrinkPentest Time Machine: NMAP + Powershell + whatever tool is next
2016-01-25Rob VandenBrinkAssessing Remote Certificates with Powershell
2016-01-19Rob VandenBrinkPowershell and HTTPS ? It Ain?t All Rainbows And Lollipops! (or is it?)
2016-01-06Russ McReetoolsmith #112: Red vs Blue - PowerSploit vs PowerForensics
2015-12-14Russ McReeAD Security's Unofficial Guide to Mimikatz & Command Reference
2015-12-10Rob VandenBrinkUninstalling Problem Applications using Powershell
2015-12-09Xavier MertensEnforcing USB Storage Policy with PowerShell
2015-12-02Rob VandenBrinkNessus and Powershell is like Chocolate and Peanut Butter!
2015-08-12Rob VandenBrinkWindows Service Accounts - Why They're Evil and Why Pentesters Love them!
2015-06-29Rob VandenBrinkThe Powershell Diaries 2 - Software Inventory
2015-06-24Rob VandenBrinkThe Powershell Diaries - Finding Problem User Accounts in AD
2015-03-30Didier StevensYARA Rules For Shellcode
2015-02-03Johannes UllrichAnother Network Forensic Tool for the Toolbox - Dshell
2014-10-24Kevin ListonShellshock via SMTP
2014-10-23Russ McReeDigest: 23 OCT 2014
2014-10-06Johannes UllrichShellshock: More details released about CVE-2014-6277 and CVE-2014-6278. Also: Does Windows have a shellshock problem?
2014-10-01Russ McReeSecurity Onion news: Updated ShellShock detection scripts for Bro
2014-09-29Johannes UllrichApple Released Update to Fix Shellshock Vulnerability http://support.apple.com/kb/DL1769
2014-09-25Johannes UllrichUpdate on CVE-2014-6271: Vulnerability in bash (shellshock)
2014-04-06Basil Alawi S.Taher"Power Worm" PowerShell based Malware
2013-10-26Guy BruneauActive Perl/Shellbot Trojan
2013-06-25Bojan ZdrnjaThe race for resources
2013-02-28Daniel WesemannParsing Windows Eventlogs in Powershell
2012-04-25Daniel WesemannBlacole's shell code
2011-11-10Rob VandenBrinkStuff I Learned Scripting - - Parsing XML in a One-Liner
2009-10-17Rick WannerCyber Security Awareness Month - Day 17 - Port 22/SSH
2009-07-05Bojan ZdrnjaMore on ColdFusion hacks