Submit #27032: Backdoor.Win32.Visiotrol.10 / Insecure Password Storage

Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/f9dc0a462ada737f36efafac56f22b97.txt
Contact: [email protected]
Media: twitter.com/malvuln

Threat: Backdoor.Win32.Visiotrol.10
Vulnerability: Insecure Password Storage
Description: The malware listens by default on TCP port 4567. The default password "vc" is very weak and stored in a plaintext file named "config.vcs" on disk.
Type: PE32
MD5: f9dc0a462ada737f36efafac56f22b97
Vuln ID: MVID-2021-0431
Disclosure: 12/25/2021

Exploit/PoC:
c:\>type config.vcs
vc##4567##OFF##OFF##OFF##

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• Source: ⚠️ https://malvuln.com/advisory/f9dc0a462ada737f36efafac56f22b97.txt
• User: malvuln (UID 14984)
• Submission: 12/26/2021 04:16 (5 years ago)
• Moderation: 12/26/2021 17:51 (14 hours later)
• Status: Accepted
• VulDB entry: 189297 [Backdoor.Win32.Visiotrol.10 Service Port 4567 hard-coded password]
• Points: 20