General

  • Target

    SecuriteInfo.com.Trojan.Siggen9.47262.23815.30640

  • Size

    3.8MB

  • Sample

    201109-lhz2jbvtra

  • MD5

    5cbe538f98b32398b42edcdf102cc98e

  • SHA1

    2c1fe0b24421f96708a83baa134160df7fa1b038

  • SHA256

    f4be8a038fc4b681a850d8ecaecc1f663d41bf27daf4f1af9c4cee1a3f63ae1a

  • SHA512

    e206da1a686bd235f1bddd214303e0b84d1c85b50820ed7f14fb012c33c032570461721790d58a348cb84fd40d2248ad4caffa50fe610bc88b4e3fdedd22ab0a

Malware Config

Targets

    • Target

      SecuriteInfo.com.Trojan.Siggen9.47262.23815.30640

    • Size

      3.8MB

    • MD5

      5cbe538f98b32398b42edcdf102cc98e

    • SHA1

      2c1fe0b24421f96708a83baa134160df7fa1b038

    • SHA256

      f4be8a038fc4b681a850d8ecaecc1f663d41bf27daf4f1af9c4cee1a3f63ae1a

    • SHA512

      e206da1a686bd235f1bddd214303e0b84d1c85b50820ed7f14fb012c33c032570461721790d58a348cb84fd40d2248ad4caffa50fe610bc88b4e3fdedd22ab0a

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Loads dropped DLL

    • Windows security modification

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • JavaScript code in executable

    • Modifies service

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Disabling Security Tools

2
T1089

Modify Registry

4
T1112

Discovery

Query Registry

1
T1012

Tasks