What Is The Venom RAT? A Detailed Explanation of this remote access tool

Executive Summary

CloudSEK’s flagship digital risk monitoring platform XVigil discovered a post, on a cybercrime forum, advertising VenomRAT.
VenomRAT is a remote access tool discovered by 2020, and it is used by threat actors to control the infected systems remotely.

Category	Adversary Intelligence
Affected Industries	Multiple
Affected Region	Global
Source*	C2
TLP#	Green
Reference	*https://en.wikipedia.org/wiki/Intelligence_source_and_information_reliability #https://en.wikipedia.org/wiki/Traffic_Light_Protocol

VenomRAT - Threat actor’s post on the cybercrime forum

Analysis and Attribution

Information from the Post

The threat actor has listed two versions of the RAT, the second version of the RAT includes HVNC (Hidden Virtual Network Connection).

Features of the RAT include:

Connect with the system remotely.
Get the system information
Remote Shell
TCP Connection
Reverse Proxy
Registry Editor
UAC (User Access Control) Exploit
Disable WD (Windows Defender)
Format All Drivers
Change client name
Enable install
Anti kill
Hide file
Hide folder
Persist on the system as startup / persistence
Change registry name
Encrypted connection
Enable keylogger Offline/Online

2. VenomRAT with HVNC

HVNC Features, Included all the features of the Venom RAT
HVNC Clone Profile
Hidden Desktop
Hidden Browsers
Support WebGL
Hidden Chrome, Firefox, Edge, Brave
Hidden Explorer
Hidden Powershell
Hidden Startup
Reverse Connection
Remote Download+ Execute

This RAT was discovered by 2020, and based on open-source research this RAT is built on top of QuasarRAT which is an open-source legit tool used as a Remote Access Tool.

Source Rating

The threat actor joined in October 2021 and has a deposit on the forum 0.010092 BTC.
The main activity of the threat actor is related to advertising for VenomRAT.

Hence,

The reliability of the actor can be rated Fairly reliable (C).
The credibility of the advertisement can be rated Probably true (2).
Giving overall source credibility of C2.

Impact & Mitigation

Impact

Mitigation

This type of malware gives the attackers the ability to control the victim machine and wreak havoc in the system.

Avoid downloading suspicious documents from unknown sources.
Avoid clicking on suspicious links.
Enable the visibility of files extensions, and have a vigil eye on the file extensions.
Update the system and all the applications to the latest patches and updates.
Ensure the usage of MFA.
Use up-to-date antivirus and anomaly detection tools.
Use updated EDR solutions that help in monitoring the network.