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Date: Mon, 24 Jan 2022 21:04:01 -0500
From: malvuln <>
Subject: [FD] Backdoor.Win32.Agent.uq / Insecure Permissions

Discovery / credits: Malvuln - (c) 2022
Original source:

Threat: Backdoor.Win32.Agent.uq
Vulnerability: Insecure Permissions
Description: The malware writes a PE file with a ".sys" extension to c:\
drive, granting change (C) permissions to the authenticated user group.
Standard users can rename the executable dropped by the malware to disable
it or replace it with their own executable. Then wait for a privileged user
to logon to the infected machine to potentially escalate privileges.
Type: PE32
MD5: b83836d7e6b0893e08d88a7850ca84ee
Vuln ID: MVID-2022-0464
Dropped files: MIGBOT.SYS
Disclosure: 01/24/2022

C:\>cacls MIGBOT.SYS
C:\MIGBOT.SYS BUILTIN\Administrators:(ID)F
              NT AUTHORITY\Authenticated Users:(ID)C

 Volume in drive C has no label.

 Directory of C:\

01/19/2022  06:27 PM             2,432 MIGBOT.SYS
               1 File(s)          2,432 bytes
               0 Dir(s)  27,604,955,136 bytes free

MZÉ            @   !This program cannot be run in DOS mode.

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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
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