General

  • Target

    8d6bf5c870f2e192e09dae4efe2fbda4_JaffaCakes118

  • Size

    370KB

  • Sample

    240812-fprqrswgnj

  • MD5

    8d6bf5c870f2e192e09dae4efe2fbda4

  • SHA1

    497039964dc529a227b9eef12fb0ee4f78b7cf3a

  • SHA256

    874b0c9d123e781b34bfa1cf73b1db672fec9783f07c6c50ca6cb5269fa98b42

  • SHA512

    ea771a87a6251c04e6cdb989ffbd1b50a50ad1f10558d87ef65717d30f68c528fecfbc89a2b29a49b60851aeea6100bebca907b5fc2c5190ad61a51b88775f9a

  • SSDEEP

    3072:5HMvP1nQG+hTOvhlvaaX5A/gdfag8nout:5Mnv8noS

Malware Config

Targets

    • Target

      8d6bf5c870f2e192e09dae4efe2fbda4_JaffaCakes118

    • Size

      370KB

    • MD5

      8d6bf5c870f2e192e09dae4efe2fbda4

    • SHA1

      497039964dc529a227b9eef12fb0ee4f78b7cf3a

    • SHA256

      874b0c9d123e781b34bfa1cf73b1db672fec9783f07c6c50ca6cb5269fa98b42

    • SHA512

      ea771a87a6251c04e6cdb989ffbd1b50a50ad1f10558d87ef65717d30f68c528fecfbc89a2b29a49b60851aeea6100bebca907b5fc2c5190ad61a51b88775f9a

    • 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