General

  • Target

    8a3268116ad34927a4c242b56e8af5cc_JaffaCakes118

  • Size

    991KB

  • Sample

    240811-nmleza1hqc

  • MD5

    8a3268116ad34927a4c242b56e8af5cc

  • SHA1

    c861c5799dc6e8b87bfe1fb85a330cf2550ba5dd

  • SHA256

    fc33b44c2f6c8d6d551a77358ab3dec8c70cb0c6f8265460373f57f2907bc356

  • SHA512

    fc386e1cb46e15dd0b7cf33636bb7ec498b281322cadbb0351c7df9ce4bc62f214a688288a2ef81e740556259ca3cc337fb298f9f5b0e44e46f9f5fcff959abb

  • SSDEEP

    3072:5HMvP1nQG+hTOvhlvaaX5A/gdfag8nout:5Mnv8noS

Malware Config

Targets

    • Target

      8a3268116ad34927a4c242b56e8af5cc_JaffaCakes118

    • Size

      991KB

    • MD5

      8a3268116ad34927a4c242b56e8af5cc

    • SHA1

      c861c5799dc6e8b87bfe1fb85a330cf2550ba5dd

    • SHA256

      fc33b44c2f6c8d6d551a77358ab3dec8c70cb0c6f8265460373f57f2907bc356

    • SHA512

      fc386e1cb46e15dd0b7cf33636bb7ec498b281322cadbb0351c7df9ce4bc62f214a688288a2ef81e740556259ca3cc337fb298f9f5b0e44e46f9f5fcff959abb

    • SSDEEP

      3072:5HMvP1nQG+hTOvhlvaaX5A/gdfag8nout:5Mnv8noS

    • 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.

    • Drops startup file

    • 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.

    • UPX packed file

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

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Indicator Removal: Clear Persistence

      remove IFEO.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks