APT33 Mounts Focused, Highly Targeted Botnet Attacks Against U.S. Victims

The Iran-linked, espionage-focused advanced threat group known as APT33 has been spotted using more than a dozen obfuscated botnets to carry out narrowly targeted attacks against government and academic targets in the Middle East, the U.S. and Asia. Each botnet, linked to its own...

UPDATE: PoshC2 v5.0

A couple of days ago, PoshC2 v5.0 was released to the public. I briefly mentioned PoshC2 in my post titled – List of Open Source C2 Post-Exploitation Frameworks. Significant changes and improvements have been made to this version, most notably - PoshC2 has been completely rewritten in Python3. Wh...

Platinum APT Shines Up New Titanium Backdoor

APT threat group Platinum has a shiny new plaything: A custom trojan backdoor dubbed Titanium. The backdoor’s name, aside from keeping with the silvery metal theme, comes from password to one of the self-executable archives found in the code. According to Kaspersky researchers who analyzed the...

DarkUniverse APT Emerges to Deliver Sophisticated, Targeted Spy Attacks

A sophisticated espionage APT that was active for at least eight years before receding into the shadows has been uncovered — and researchers said that it may still be active. In April 2017, ShadowBrokers published one of their many leaks of cyberweapons used by the National Security Agency NSA an...

DarkUniverse – the mysterious APT framework #27

In April 2017, ShadowBrokers published their well-known 'Lost in Translation' leak, which, among other things, contained an interesting script that checked for traces of other APTs in the compromised system. In 2018, we found an APT described as the 27th function of this script, which we call...

UPDATE: Covenant v0.4

Yesterday, Covenant v0.4 was released. My last about Covenant was titled Covenant v0.3.2. Majorly, this version provides options that allow developers to integrate custom C2 communication protocols into an operation within Covenant. This version really makes the development of new listeners is mu...

Android Malware Plaguing 45K Devices Remains a Mystery

Researchers are on the hunt for the infection vector behind a mysterious mobile malware that has infected over 45,000 Android devices in the past six months. Researchers said they have detected a surge in detections of the malware, dubbed Xhelper, which can hide itself from users, download...

Apple Removes 17 Malicious iOS Apps From App Store

Researchers have uncovered 17 apps on Apple’s official App Store infected with malware. Apple has since removed the apps from the App Store – but a “significant” number of iOS users could have installed them, researchers said. Once downloaded, the malicious apps infect victims with a trojan...

Gustuff return, new features for victims

By Vitor Ventura with contributions from Chris Neal. Executive summary The Gustuff banking trojan is back with new features, months after initially appearing targeting financial institutions in Australia. Cisco Talos first reported on Gustuff in April. Soon after, the actors behind Gustuff starte...

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...