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General

  • Target

    5c942556fc2236f74e7881960c0495d2_JaffaCakes118

  • Size

    428KB

  • Sample

    240719-s5j23s1hpd

  • MD5

    5c942556fc2236f74e7881960c0495d2

  • SHA1

    cbfcce2e916621d273350457309912ade4e94d7b

  • SHA256

    50a2078e95128a5d98e7687ab1d2733ad3fb97bbe3d8cd42ae0715564e1fa2a0

  • SHA512

    b58ae3c9d5e8a3f760535717ef0b8d5f011d0c063192b201a5e9bb7faf38ecd70540613cabbb975080a2a143a668c24eb942fc8d327be18ac726f405f557d404

  • SSDEEP

    12288:ZqmpplpGoGL3etQoMiXM8gxf/Sj4ykzMDRxT:Z563ey8gZqj4y7L

Malware Config

Targets

    • Target

      5c942556fc2236f74e7881960c0495d2_JaffaCakes118

    • Size

      428KB

    • MD5

      5c942556fc2236f74e7881960c0495d2

    • SHA1

      cbfcce2e916621d273350457309912ade4e94d7b

    • SHA256

      50a2078e95128a5d98e7687ab1d2733ad3fb97bbe3d8cd42ae0715564e1fa2a0

    • SHA512

      b58ae3c9d5e8a3f760535717ef0b8d5f011d0c063192b201a5e9bb7faf38ecd70540613cabbb975080a2a143a668c24eb942fc8d327be18ac726f405f557d404

    • SSDEEP

      12288:ZqmpplpGoGL3etQoMiXM8gxf/Sj4ykzMDRxT:Z563ey8gZqj4y7L

    • Modifies WinLogon for persistence

    • Adds policy Run key to start application

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Modifies WinLogon

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks