XWorm Sold Malware-as-a-service Opens Vast Hacking Opportunity

XWorm is a RAT (Remote Access Trojan), a malware-as-a-service. It was first discovered in July 2022 and is known to have originated from the ex-USSR.

The malware is capable of multiple things, such as stealing sensitive data and cryptocurrency, launching DDoS attacks, and ransomware deployment.

This malware has gone through several updates ever since its emergence in 2022, and the latest version is known to be 5.0 version as of August 2023.

Several threat actors are using it for multi-stage attacks on victims. XWorm is developed in the .NET framework and can be customized with various tools.

XWorm MaaS

For the initial phase of the attack, threat actors send a phishing email containing a malicious Word document that loads a .rtf file when opened.

This file contains an Excel sheet with macros enabled for executing a PowerShell script that downloads the XWorm malware to the victim’s system.

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XWorm has several capabilities, which include encrypted communication with the C2 server, Information gathering, Account Hijacking, User activity tracking, access to the clipboard, file management, etc.,

Source: ANY RUN

UAC Bypass & Persistence

To bypass the UAC control in Windows systems, the malware attempts to escalate its privileges to that of an administrator, which will allow the malware to make changes without the victim’s consent.

For persistence on the infected systems, the malware adds itself to the startup list of programs that run when the computer starts.

Additionally, the malware is also capable of terminating its execution if the malware is installed inside a sandbox environment.

Furthermore, a complete report about this malware has been published by ANY RUN and provides detailed information on the execution process, code analysis, and other information.

Indicators of Compromise

IP addresses

185.179.218[.]240
95.32[.]98.110
91[.]107.127.116

Hashes
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Domains

swezy.ddns[.]net

0.tcp.ap[.]ngrok.io

atelilian99.ddns[.]net

URLs

https://pastebin[.]com/raw/H3wFXmEi:<123456789>
https://pastebin[.]com/raw/IP:PORT:KEY
https://pastebin[.]com/raw/yppjG8bz
https://pastebin[.]com/raw/nAXieb7q
https://pastebin[.]com/raw/2L3vs8UY
https://pastebin[.]com/raw/GUtADUQ5
https://pastebin[.]com/raw/iVUhhYa8
https://pastebin[.]com/raw/Q2AUANEc
https://pastebin[.]com/raw/S0j6LcjH

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XWorm Sold malware-as-a-service opens vast hacking opportunity