UPDATE: FactionC2 2019-10-20

PenTestIT RSS Feed FactionC2 2019-10-20 was released a couple of days ago by the author. This C2 framework was briefly mentioned in my previous post titled List of Open Source C2 Post-Exploitation Frameworks. This release most importantly contains upgrades to .Net Core 3 version among additional...

Docker Containers Riddled with Graboid Crypto-Worm

The Docker cloud containerization technology is the target for a just-discovered cryptojacking worm dubbed Graboid. According to researchers at Palo Alto’s Unit 42, the worm, which looks to mine the Monero cryptocurrency, has infected more than 2,000 unsecured Docker Engine Community Edition host...

Threat Roundup for October 4 to October 11

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Oct. 4 and Oct. 11. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral characteristics,...

How Tortoiseshell created a fake veteran hiring website to host malware

By Warren Mercer and Paul Rascagneres with contributions from Jungsoo An. Introduction Cisco Talos recently discovered a threat actor attempting to take advantage of Americans who may be seeking a job, especially military veterans. The actor, previously identified by Symantec as Tortoiseshell,...

Fenrir - Simple Bash IOC Scanner

Fenrir is a simple IOC scanner bash script. It allows scanning Linux/Unix/OSX systems for the following Indicators of Compromise IOCs: Hashes MD5, SHA1 and SHA256 using md5sum, sha1sum, sha -a 256 File Names string - checked for substring of the full path, e.g. "temp/p.exe" in "/var/temp/p.exe"...

Virus Bulletin 2019: Magecart Infestations Saturate the Web

LONDON — Magecart, the digital card-skimming collective, is now so ubiquitous that its infrastructure is flooding the internet. In a paper presented at Virus Bulletin 2019 this week in London, Jordan Herman and Yonathan Klijnsma of RiskIQ said that there are now 573 known C2 domains for the group...

DOUBLEPULSAR - Payload Execution and Neutralization Exploit

This Metasploit module executes a Metasploit payload against the Equation Group's DOUBLEPULSAR implant for SMB as popularly deployed by ETERNALBLUE. While this module primarily performs code execution against the implant, the "Neutralize implant" target allows you to disable the implant. This...

Virus Bulletin 2019: Geost Android Botnet Goes After Millions of Euros

LONDON — A powerful Android botnet dubbed Geost has been spotted targeting Russian citizens, with the end goal of distributing a banking trojan to victims. The botnet has infected more than 800,000 Android devices, controlling several million Euros held in five banks, according to researchers fro...

DOUBLEPULSAR - Payload Execution and Neutralization (Metasploit)

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'DOUBLEPULSAR Payload Execution and Neutralization', 'Description' = %q This module executes a Metasploit payload against the Equation Group's...

DOUBLEPULSAR Payload Execution / Neutralization

This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework class MetasploitModule 'DOUBLEPULSAR Payload Execution and Neutralization', 'Description' = %q This module executes a Metasploit payload against the Equation Group's...

CB Threat Analysis Unit: Technical Analysis of “Crosswalk”

The technical analysis is related to the TAU-TIN for the same malware which can be located in this post. FireEye recently reported on APT41, a Chinese state sponsored espionage group. The group has been documented as targeting healthcare, high-tech, and telecommunications companies for traditiona...

GandCrab Operators Resurface with REvil Malware

The malware that hit 22 Texas municipalities and various dentist offices around the country recently is likely the work of the crew behind the GandCrab ransomware – indicating that the group didn’t really retire after all. In late May, the GandCrab operators said they decided to ride off into the...

Watchbog and the Importance of Patching

By Luke DuCharme and Paul Lee. What Happened? Cisco Incident Response CSIRS recently responded to an incident involving the Watchbog cryptomining botnet. The attackers were able to exploit CVE-2018-1000861 to gain a foothold and install the Watchbog malware on the affected systems. This Linux-bas...

PsiXBot Adds PornModule, Google DNS Service to Its Arsenal

The PsiXBot malware has made a few changes in recent weeks, including implementing Google’s DNS over HTTPS DoH and adding the blackmail-ready “PornModule” to its bag of tricks. PsiXBot is a multi-use Windows malware that has a range of capabilities, including keylogging, stealing passwords and...

FunkyBot Malware Intercepts Android Texts, 2FA Codes

An Android malware dubbed “FunkyBot” has started making the scene in Japan, operated by the same attackers responsible for the FakeSpy malware. It intercepts SMS messages sent to and from infected devices. According to FortiGuard Labs, the malware named after logging strings found in the...

CB TAU Threat Intelligence Notification: Winnti Malware 4.0

Winnti is a family of malware used by multiple Chinese threat actors like APT41. Carbon Black’s Threat Analysis Unit TAU is providing this technical analysis, YARA rules, IOCs and product rules for the research community. Behavioral Summary Winnti malware is installed manually with stolen...

CB TAU Threat Intelligence Notification: State-Sponsored Espionage Group Targeting Multiple Verticals with ‘Crosswalk’

FireEye recently reported on APT41, a Chinese state-sponsored espionage group. The group has been documented as targeting healthcare, high-tech, and telecommunications companies for traditional corporate espionage purposes. Additionally this group has also targeted companies in the video game...

Nuages - A Modular C2 Framework

Nuages is a modular C2 framework. Refer to the Wiki for documentation, do not hesitate to open issues for help, bug reports or feature requests Introduction Nuages aims at being a C2 framework in which back end elements are open source, whilst implants and handlers must be developed ad hoc by...

Dangerous Cryptomining Worm Racks Up 850K Infections, Self-Destructs

A French and U.S. law-enforcement effort has neutralized 850,000 infections by a cryptomining worm known as Retadup, by causing the threat to destroy itself. The worm has been distributing the malicious XMRig cryptocurrency miner to computers running the Windows operating system, mostly in Latin...

TP-Link Archer C3200 and Archer C2 Input Validation Error Vulnerability (CNVD-2019-31310)

The TP-Link Archer C3200 and Archer C2 are both a wireless router from China's P&L TP-Link. An input validation error vulnerability exists in the TP-Link Archer C3200 and Archer C2, which can be exploited by an attacker to transfer data between two isolated network segments on the same device...