Virus.Win32.Qvod.b / Insecure Permissions

CVE Category Price Severity
N/A CWE-269 Not disclosed High
Author Risk Exploitation Type Date
Unknown High N/A 2022-04-27
CVSS:4.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H 0.02192 0.50148

CVSS vector description

Our sensors found this exploit at:

Below is a copy:

Virus.Win32.Qvod.b / Insecure Permissions
Discovery / credits: Malvuln - (c) 2022
Original source:
Contact: [email protected]

Threat: Virus.Win32.Qvod.b
Vulnerability: Insecure Permissions 
Description: The malware writes a PE file with insecure permissions 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.
Family: Qvod
Type: PE32
MD5: c44a9580e17bad0aa27329e51b7d0ae0
Vuln ID: MVID-2022-0565
Dropped files: 53ce6641.exe 
Disclosure: 04/26/2022

C:\>cacls 53ce6641.exe
C:\53ce6641.exe BUILTIN\Administrators:(ID)F
                NT AUTHORITY\SYSTEM:(ID)F
                NT AUTHORITY\Authenticated Users:(ID)C

C:\>dir 53ce6641.exe
 Volume in drive C has no label.

 Directory of C:\

04/02/2022  12:42 AM            89,392 53ce6641.exe
               1 File(s)         89,392 bytes

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