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

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Date: Mon, 17 May 2021 21:51:59 -0400
From: malvuln <malvuln13@...il.com>
To: fulldisclosure@...lists.org
Subject: [FD] Backdoor.Win32.DarkMoon.a / Weak Hardcoded Password

Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source:
https://malvuln.com/advisory/7361fe3620fb6e18467c8e15e224b0b8.txt
Contact: malvuln13@...il.com
Media: twitter.com/malvuln

Threat: Backdoor.Win32.DarkMoon.a
Vulnerability: Weak Hardcoded Password
Description: Dark Moon v1 client by Shukisnike listens on TCP ports 80,
28888 and stores a weak hardcoded plaintext password within the executable.
Password "fucktheworld" is located at offset 0xa8ed4 and is easily found
using strings util. Authenticated users are presented with menu options
like "Main|Chat|Spy|Explorer|Setup|Clients|Tools|Advanced|About", access to
the infected host is required.
Type: PE32
MD5: 7361fe3620fb6e18467c8e15e224b0b8
Vuln ID: MVID-2021-0215
Disclosure: 05/17/2021

Exploit/PoC:
Access infected host and logon to Dark Moon client.

Disclaimer: The information contained within this advisory is supplied
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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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