General

  • Target
    trigger.ps1
  • Size 32B
  • Sample260826-ycdbqasvcs
  • SHA256 c5c949850d4de9d8034ec72c2277130a0de54ad89fcdaf15ed848effe5dc2b6d
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      trigger.ps1
    • Size 32B
    • SHA256 c5c949850d4de9d8034ec72c2277130a0de54ad89fcdaf15ed848effe5dc2b6d
    • MD5 SHA1 SHA512
    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies Windows Defender Real-time Protection settings

    • Modifies Windows Defender TamperProtection settings

    • Modifies Windows Defender notification settings

    • Modifies firewall policy service

    • Windows security bypass

    • Downloads MZ/PE file

    • Modify Registry: Disable Windows Driver Blocklist

      Disable Windows Driver Blocklist via Registry.

    • Possible privilege escalation attempt

    • Boot or Logon Autostart Execution: LSASS Driver

      Adversaries may modify or add LSASS drivers to obtain persistence on compromised systems.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks