Backdoor.Win32.Agent.dcbh malware suffers from an insecure permissions vulnerability that can allow for privilege escalation.
79eaeea64233b9ed3ee2b637042313f9Discovery / credits: malvuln - Malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/bba63df41adcf2cf80c74e4a62539d44.txt
Contact: [email protected]
Media: twitter.com/malvuln
Threat: Backdoor.Win32.Agent.dcbh
Vulnerability: Insecure Permissions EoP
Description: Drops an executable with a randomly generated numeric name E.g. 674_674.exe. Change permissions are granted to authenticated users, allowing privilege escalation.
Type: PE32
MD5: bba63df41adcf2cf80c74e4a62539d44
Vuln ID: MVID-2021-0016
Dropped files: Random numeric named .EXE under c:\ dir.
Disclosure: 01/08/2021
Exploit/Poc:
C:\>cacls C:\989_989.exe
C:\989_989.exe BUILTIN\Administrators:(ID)F
NT AUTHORITY\SYSTEM:(ID)F
BUILTIN\Users:(ID)R
NT AUTHORITY\Authenticated Users:(ID)C
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