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Constructor.Win32.SMWG.a / Insecure Permissions

CVE Category Price Severity
Author Risk Exploitation Type Date
Our sensors found this exploit at: https://cxsecurity.com/ascii/WLB-2021010141

Below is a copy:

Constructor.Win32.SMWG.a / Insecure Permissions
Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/07cd532823d6ab05d6e5e3a56f7afbfd.txt
Contact: [email protected]
Media: twitter.com/malvuln

Threat: Constructor.Win32.SMWG.a
Vulnerability: Insecure Permissions
Description: Win32.SMWG VBS.sucke.gen worm generator by sevenC / N0:7 outputs its malicious VBS script granting change (C) permissions to authenticated users group.

Type: PE32
MD5: 07cd532823d6ab05d6e5e3a56f7afbfd
Vuln ID: MVID-2021-0033
Dropped files: sucke.vbs
Disclosure: 01/18/2021

Exploit/PoC:
C:\>cacls c:\sucke.vbs
c:\sucke.vbs BUILTIN\Administrators:(ID)F
             NT AUTHORITY\SYSTEM:(ID)F
             BUILTIN\Users:(ID)R
             NT AUTHORITY\Authenticated Users:(ID)C


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