TrevorC2 - Command and Control via Legitimate Behavior over HTTP

TrevorC2 is a client/server model for masking command and control through a normally browsable website. Detection becomes much harder as time intervals are different and does not use POST requests for data exfil. There are two components to TrevorC2 - the client and the server. The client can be...

Mitigating and eliminating info-stealing Qakbot and Emotet in corporate networks

The threat to sensitive financial information is greater than ever. Data breaches, phishing attacks, and other forms of information theft are all too common in today’s threat landscape. Point-of-sale systems and ATMs have been targeted by hackers. Information-stealing trojans pose a risk to data...

Excerpts from The Ransomware Economy: The Ransomware Supply Chain

Carbon Black recently published an investigative report on the Dark Web marketplace for ransomware. This is an excerpt from that report, which you can find here. For more information about the rise of ransomware, and what you can do about it, check out the Ransomware Epidemic: Stop Bad Rabbit In...

System Compromise

npm-script-demo compromises the system. It is possible because the module can create an unauthorized connection to a command and control server when it is installed...

Malicious Chrome Extension Steals Data Posted to Any Website

Malicious browser extensions continue to bear fruit for hackers who have been using them to spread banking malware and adware, and hijacking popular add-ons to spread other nasty code. The latest abuse involves a Google Chrome extension being spread in phishing emails that steals any data posted...

Latest Sofacy Campaign Targeting Security Researchers

Sofacy, the Russian-speaking APT group connected to interference in the 2016 U.S. presidential election, has been targeting researchers, admins and others interested in cybersecurity. Cisco’s security research arm Talos published a report on Sunday describing a campaign linked to Sofacy, also kno...

‘IOTroop’ Botnet Could Dwarf Mirai in Size and Devastation, Says Researcher

A botnet, which is adding new bots every day, has already infected one million businesses during the past month and could easily eclipse the size and devastation caused by Mirai. The malware and botnet, dubbed IOTroop, was spotted in September by researchers at Check Point who warn that 60 percen...

FruityC2 - Post-Exploitation Tool to Manage Compromised Machines from a Web Interface

This is the initial release for FruityC2 alpha version. Can be installed on any linux system, but the installation scripts are made for Debian based systems. There are a lot of functionalities that will be include in future releases, and probably a lot of code will be changed, but this version is...

Inside the CCleaner Backdoor Attack

MADRID—As the investigation continues into the backdoor planted inside CCleaner, two members of parent company Avast’s threat intelligence team said today the desktop and cloud versions of the popular software contained different payloads. The revelation was made during a talk at Virus Bulletin...

First Android Malware Found Exploiting Dirty COW Linux Flaw to Gain Root Privileges

Nearly a year after the disclosure of the Dirty COW vulnerability that affected the Linux kernel, cybercriminals have started exploiting the vulnerability against Android users, researchers have warned. Publicly disclosed last year in October, Dirty COW was present in a section of the Linux...

dnscat2 - Create an Encrypted Command & Control (C&C) Channel over the DNS Protocol

dnscat2 is a DNS tunnel that WON'T make you sick and kill you! This tool is designed to create an encrypted command-and-control C&C channel over the DNS protocol, which is an effective tunnel out of almost every network. This README file should contain everything you need to get up and running! I...

CCleaner Command and Control Causes Concern

This post was authored by Edmund Brumaghin, Earl Carter, Warren Mercer, Matthew Molyett, Matthew Olney, Paul Rascagneres and Craig Williams.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...

Red Alert 2.0: New Android Banking Trojan for Sale on Hacking Forums

The Recent discoveries of dangerous variants of the Android banking Trojan families, including Faketoken, Svpeng, and BankBot, present a significant threat to online users who may have their login credentials and valuable personal data stolen. Security researchers from SfyLabs have now discovered...

Graftor - But I Never Asked for This…

This post is authored by Holger Unterbrink and Matthew MolyettOverviewFree software often downloaded from large freeware distribution sites is a boon for the internet, providing users with functionality that otherwise they would not be able to use. Often users, happy that they are getting somethi...

Russian Hacking Tools Codenamed WhiteBear Exposed

Kaspersky Labs exposed a highly sophisticated set of hacking tools from Russia called WhiteBear. From February to September 2016, WhiteBear activity was narrowly focused on embassies and consular operations around the world. All of these early WhiteBear targets were related to embassies and...

Monitoring Windows Console Activity (Part 1)

Introduction While performing incident response, Mandiant encounters attackers actively using systems on a compromised network. This activity often includes using interactive console programs via RDP such as the command prompt, PowerShell, and sometimes custom command and control C2 console tools...

Turla APT Used WhiteBear Espionage Tools Against Defense Industry, Embassies

A toolset belonging to the Russian-speaking Turla APT has been publicly disclosed, and along with it details on its capabilities and indicators of compromise. The tools, called WhiteBear, were used to attack defense organizations as recently as June, and diplomatic targets in Europe, Asia and Sou...

Gazer: A New Backdoor Targets Ministries and Embassies Worldwide

Security researchers at ESET have discovered a new malware campaign targeting consulates, ministries and embassies worldwide to spy on governments and diplomats. Active since 2016, the malware campaign is leveraging a new backdoor, dubbed Gazer, and is believed to be carried out by Turla advanced...

Mobile WireX DDoS Botnet 'Neutralized' by Collaboration of Competitors

A collaboration between leading content delivery networks and technology companies—some of them competitors—is in the midst of shutting down the largest botnet of mobile devices ever recorded. The WireX botnet was detected on Aug. 17 after businesses in a number industries, most notably...

Proxy Aware PowerShell C2 Framework: PoshC2

PoshC2 is a proxy aware C2 framework written completely in PowerShell to aid penetration testers with red teaming, post-exploitation and lateral movement. The tools and modules were developed off the back of our successful PowerShell sessions and payload types for the Metasploit Framework...