Trojan.Win32.Comei.pgo malware suffers from an insecure permissions vulnerability.
83250830089f88c1a5595db91b9f7a6fDiscovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/7cb253cf47b6de8adfea559e51950c17.txt
Contact: [email protected]
Media: twitter.com/malvuln
Threat: Trojan.Win32.Comei.pgo
Vulnerability: Insecure Permissions EoP
Description: Trojan malware creates an vulnerable dir named "dir" under c:\ drive granting change (C) permissions to the authenticated users group.
Type: PE32
MD5: 7cb253cf47b6de8adfea559e51950c17
Vuln ID: MVID-2021-0068
Dropped files: Lsas.exe
Disclosure: 02/06/2021
Exploit/PoC:
C:\>cacls \dir
C:\dir BUILTIN\Administrators:(OI)(CI)(ID)F
NT AUTHORITY\SYSTEM:(OI)(CI)(ID)F
BUILTIN\Users:(OI)(CI)(ID)R
NT AUTHORITY\Authenticated Users:(ID)C
NT AUTHORITY\Authenticated Users:(OI)(CI)(IO)(ID)C
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