Discovery / credits: Malvuln - (c) 2021  
Original source:  
Threat: Trojan.Win32.Gentee.b  
Vulnerability: Insecure Permissions EoP  
Description: Trojan creates a vuln dir under c:\ drive named "WINNT", granting change (C) permissions to the authenticated user group.  
Type: PE32  
MD5: 86e63bb63f3baf48ad3bf24c3f5b7e40  
Vuln ID: MVID-2021-0072  
Dropped files: kav31.exe, kav33.exe  
Disclosure: 02/06/2021  
C:\>cacls \WINNT  
C:\WINNT BUILTIN\Administrators:(OI)(CI)(ID)F  
NT AUTHORITY\Authenticated Users:(ID)C  
NT AUTHORITY\Authenticated Users:(OI)(CI)(IO)(ID)C  
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