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General

  • Target

    766baca1f19497fe108e78f598fd529f_JaffaCakes118

  • Size

    646KB

  • Sample

    241027-24jvcssley

  • MD5

    766baca1f19497fe108e78f598fd529f

  • SHA1

    ed1165d8b3b3a85a9d38680ebda9769352ba4fc3

  • SHA256

    1228cf63d65df4ce4a411bdd200b46a195825f754a73a2d2588a1698c0bca810

  • SHA512

    6a6e08591bbee59c61fbfa5d2380ba5300c1422df3b2d9580acb04e9f758e6148d0e6c11067a61c15657356442fb73462341bb9d0180befc0a3f8737be9149b8

  • SSDEEP

    12288:k/dr9yql7Xx+mO0FKUDTtMi1NzW/DaRMvNXx265syu4MrZ:kl8qNhyUdMONUzeosyu4M

Malware Config

Targets

    • Target

      766baca1f19497fe108e78f598fd529f_JaffaCakes118

    • Size

      646KB

    • MD5

      766baca1f19497fe108e78f598fd529f

    • SHA1

      ed1165d8b3b3a85a9d38680ebda9769352ba4fc3

    • SHA256

      1228cf63d65df4ce4a411bdd200b46a195825f754a73a2d2588a1698c0bca810

    • SHA512

      6a6e08591bbee59c61fbfa5d2380ba5300c1422df3b2d9580acb04e9f758e6148d0e6c11067a61c15657356442fb73462341bb9d0180befc0a3f8737be9149b8

    • SSDEEP

      12288:k/dr9yql7Xx+mO0FKUDTtMi1NzW/DaRMvNXx265syu4MrZ:kl8qNhyUdMONUzeosyu4M

    • Modifies security service

    • Modifies visiblity of hidden/system files in Explorer

    • Boot or Logon Autostart Execution: Active Setup

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

    • Disables taskbar notifications via registry modification

    • Checks computer location settings

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

    • Deletes itself

    • 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.

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Enumerates processes with tasklist

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks