General

  • Target

    b311a3067e3ed8c492a89a739107968a_JaffaCakes118

  • Size

    152KB

  • Sample

    241129-w4vc7szqbw

  • MD5

    b311a3067e3ed8c492a89a739107968a

  • SHA1

    90c6250c33b8de8a7fef82e6b81ce60c9aede222

  • SHA256

    dab4a725cf58297af585cbeb681118047568407ff5f0df653ea14e73656e91fd

  • SHA512

    7f216583c7a6d5ffdab5edd5451334941ea948ce87deda077f631314928a7390cc20357b80a774c7cbfecab552b0e3a3bf523f1573ac45470d9a018a954fdf72

  • SSDEEP

    3072:I4DtuD+6GXAPAwcLw8WSqgy3GMhU2R8p3TYntVyfwcYX:YD+m4wcLSSMGMhvRkTYHyITX

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      b311a3067e3ed8c492a89a739107968a_JaffaCakes118

    • Size

      152KB

    • MD5

      b311a3067e3ed8c492a89a739107968a

    • SHA1

      90c6250c33b8de8a7fef82e6b81ce60c9aede222

    • SHA256

      dab4a725cf58297af585cbeb681118047568407ff5f0df653ea14e73656e91fd

    • SHA512

      7f216583c7a6d5ffdab5edd5451334941ea948ce87deda077f631314928a7390cc20357b80a774c7cbfecab552b0e3a3bf523f1573ac45470d9a018a954fdf72

    • SSDEEP

      3072:I4DtuD+6GXAPAwcLw8WSqgy3GMhU2R8p3TYntVyfwcYX:YD+m4wcLSSMGMhvRkTYHyITX

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Metasploit family

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks