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General

  • Target

    3bf94c88a17f353a41a0defe2007e793_JaffaCakes118

  • Size

    140KB

  • Sample

    241012-zmmtksvdqq

  • MD5

    3bf94c88a17f353a41a0defe2007e793

  • SHA1

    884317130330da4216135ca8a43e382aa188b257

  • SHA256

    dd0d5da76ae2e7e94ce4fbdcb327cb4e60f3299b74f3ec46b4e6b54e279b44fc

  • SHA512

    2b8eb87990b53c7154d9ffb2d8a989448293c908a1022e96b538d04703b306171352c02ba91a9fb9dc3eb3d252fcef8a9221012ac3c9fac90c072abca4f57085

  • SSDEEP

    3072:Zu0xToTMIuMKapAebaM7toJpVChQBTX7z1DIM1t:AoapHzoJ/ChQBTXZIE

Malware Config

Targets

    • Target

      3bf94c88a17f353a41a0defe2007e793_JaffaCakes118

    • Size

      140KB

    • MD5

      3bf94c88a17f353a41a0defe2007e793

    • SHA1

      884317130330da4216135ca8a43e382aa188b257

    • SHA256

      dd0d5da76ae2e7e94ce4fbdcb327cb4e60f3299b74f3ec46b4e6b54e279b44fc

    • SHA512

      2b8eb87990b53c7154d9ffb2d8a989448293c908a1022e96b538d04703b306171352c02ba91a9fb9dc3eb3d252fcef8a9221012ac3c9fac90c072abca4f57085

    • SSDEEP

      3072:Zu0xToTMIuMKapAebaM7toJpVChQBTX7z1DIM1t:AoapHzoJ/ChQBTXZIE

    • Modifies WinLogon for persistence

    • Ramnit

      Ramnit is a versatile family that holds viruses, worms, and Trojans.

    • UAC bypass

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks