General

  • Target

    3a81d94d0e54099998ff785b4d958897_JaffaCakes118

  • Size

    2.1MB

  • Sample

    241012-rr89davepb

  • MD5

    3a81d94d0e54099998ff785b4d958897

  • SHA1

    bbe87919a1cd1449a456f6a4063a6f574983e04e

  • SHA256

    e4cb4e319069f0fde9fea996b33ef193d42c876093e4c9b5ec0c134f487b20f5

  • SHA512

    afb80092660e03a571fffaa83554591a35d9d9570eb8201e2eda5bf4e2c134134deee1ae9a3d7cb5791a86562de3147b8210f0d5fa1ba30eb29a5937d5cd40b3

  • SSDEEP

    1536:2fRN2/SWANOttpVxXVIXKL7mxUH1OibPoQT9lnouy8:EOAKnrq6Oxo1OcRJ9out

Malware Config

Targets

    • Target

      3a81d94d0e54099998ff785b4d958897_JaffaCakes118

    • Size

      2.1MB

    • MD5

      3a81d94d0e54099998ff785b4d958897

    • SHA1

      bbe87919a1cd1449a456f6a4063a6f574983e04e

    • SHA256

      e4cb4e319069f0fde9fea996b33ef193d42c876093e4c9b5ec0c134f487b20f5

    • SHA512

      afb80092660e03a571fffaa83554591a35d9d9570eb8201e2eda5bf4e2c134134deee1ae9a3d7cb5791a86562de3147b8210f0d5fa1ba30eb29a5937d5cd40b3

    • SSDEEP

      1536:2fRN2/SWANOttpVxXVIXKL7mxUH1OibPoQT9lnouy8:EOAKnrq6Oxo1OcRJ9out

    • Modifies firewall policy service

    • Modifies security service

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • UAC bypass

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Drops file in Drivers directory

    • Event Triggered Execution: Image File Execution Options Injection

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Indicator Removal: Clear Persistence

      remove IFEO.

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks