Metasploit Wrap-Up

Keep your eyes peeled for another Metasploit CTF We hosted our third Annualish Metasploit CTF back in January of this year. All 1,000 slots were booked within days of announcing the competition. Because of the resounding success, we'll be hosting the fourth Annualish Metasploit CTF by year’s end...

DFIRtriage - Digital Forensic Acquisition Tool For Windows Based Incident Response

DFIRtriage is a tool intended to provide Incident Responders with rapid host data. Written in Python, the code has been compiled to eliminate the dependency of python on the target host. The tool will run a variety of commands automatically upon execution. The acquired data will reside in the roo...

CB TAU Threat Intelligence Notification – Karagany Malware

Secureworks recently reported in regards to an update of Karagany malware last month. The malware is used by the IRON LIBERTY threat group also known as DragonFly2.0 and Energetic Bear, targeting energy companies and organizations. Carbon Black Threat Analysis Unit TAU provides the product rules ...

Ransomware isn’t just a big city problem

This month, one ransomware story has been making a lot of waves: the attack on Baltimore city networks. This attack has been receiving more press than normal, which could be due to the actions taken or not taken by the city government, as well as rumors about the ransomware infection mechanism...

PowerShell Runspace Post Exploitation Toolkit: p0wnedShell

p0wnedShell is an offensive PowerShell host application written in C that does not rely on powershell.exe but runs powershell commands and functions within a powershell runspace environment .NET. It has a lot of offensive PowerShell modules and binaries included to make the process of Post...

OlympicDestroyer is here to trick the industry

A couple of days after the opening ceremony of the Winter Olympics in Pyeongchang, South Korea, we received information from several partners, on the condition of non-disclosure TLP:Red, about a devastating malware attack on the Olympic infrastructure. A quick peek inside the malware revealed a...

Olympic Destroyer Takes Aim At Winter Olympics

This blog post is authored by Warren Mercer and Paul Rascagneres. Ben Baker and Matthew Molyett contributed to this post. Update 2/13 08:30 We have updated the information regarding the use of stolen credentials Update 2/12 12:00: We have updated the destructor section with action taken against...

Koadic - COM Command & Control Framework (JScript RAT)

Koadic, or COM Command & Control, is a Windows post-exploitation rootkit similar to other penetration testing tools such as Meterpreter and Powershell Empire. The major difference is that Koadic does most of its operations using Windows Script Host a.k.a. JScript/VBScript, with compatibility in t...

The return of Mamba ransomware

At the end of 2016, there was a major attack against San Francisco's Municipal Transportation Agency. The attack was done using Mamba ransomware. This ransomware uses a legitimate utility called DiskCryptor for full disk encryption. This month, we noted that the group behind this ransomware has...

Mamba Ransomware Resurfaces in Brazil, Saudi Arabia

Mamba was among the first samples of ransomware that encrypted hard drives rather than files that was detected in public attacks, primarily against organizations in Brazil and in a high-profile incursion against the San Francisco Municipal Transportation Agency last November. Researchers at...

Koadic: An Advanced Windows JScript/VBScript RAT!

PenTestIT RSS Feed All of us know that post-exploitation we need some mechanism to maintain access on the target. One of the most common methods is by installing a trojan. I have tried to maintain a list of similar tools on the malware sources page on this blog. Now, there is a new entrant which...

Winpayloads - Undetectable Windows Payload Generation

Winpaylods is a payload generator tool that uses metasploits meterpreter shellcode, injects the users ip and port into the shellcode and writes a python file that executes the shellcode using ctypes. This is then aes encrypted and compiled to a Windows Executable using pyinstaller. Main features:...

WinPayloads: Generate Undetectable Windows Payloads!

PenTestIT RSS Feed An older post of mine - MicroSploit dealt with generating backdoored documents for the Office platform. This post is about another open source framework, called WinPayloads which helps you create custom malicious payloads for the Microsoft Windows operating system. What is...

Petya Is Not Ransomware, It's a 'Wiper'

The outbreak of the ExPetr malware isn’t a ransomware attack, but more precisely, it’s a wiper attack that sabotaged PCs globally, overwriting their Master Boot Record forever. That’s the analysis of security experts from Kaspersky Lab and Comae Technologies who shared their latest research on th...

Carbon Black Threat Research Technical Analysis: Petya / NotPetya Ransomware

On June 27, public announcements were made about a large-scale campaign of ransomware attacks across Europe. The ransomware impacted notable industries such as Maersk, the world’s largest container shipping company. The initial infection vector appears to be the exploitation of a Ukrainian tax...

Dealing with Petya

Akamai is aware of and is tracking the malware threat known as "Petya". Petya is ransomware spread using several methods, including PSexec, Windows Management Instrumentation Command-line WMIC, and the EternalBlue exploit used by the WannaCry family of ransomware. The malware spreads via port 139...

Petya Destructive Malware Variant Spreading via Stolen Credentials and EternalBlue Exploit

UPDATE July 21: FireEye continues to track this threat. An earlier version of this post has been updated to reflect new findings. On June 27, 2017, multiple organizations – many in Europe – reported significant disruptions they are attributing to a variant of the Petya ransomware, which we are...

Petya Destructive Malware Variant Spreading via Stolen Credentials and EternalBlue Exploit

UPDATE July 21: FireEye continues to track this threat. An earlier version of this post has been updated to reflect new findings. On June 27, 2017, multiple organizations – many in Europe – reported significant disruptions they are attributing to a variant of the Petya ransomware, which we are...

Complex Petya-Like Ransomware Outbreak Worse than WannaCry

Join Kaspersky Lab and Comae Technologies Thursday June 29, 2017 at 10 a.m. Eastern time for a webinar “The Inside Story of the Petya/ExPetr Ransomware.” Click here to attend. The attackers behind today’s global ransomware outbreak are spreading the malware using a modified version of the leaked...

New Ransomware Variant "Nyetya" Compromises Systems Worldwide

Note: This blog post discusses active research by Talos into a new threat. This information should be considered preliminary and will be updated as research continues.Update 2017-07-06 12:30 EDT: Updated to explain the modified DoublePulsar backdoor.Since the SamSam attacks that targeted US...