General

  • Target

    ef1d48e8226e491133525df0e4d44dea_JaffaCakes118

  • Size

    275KB

  • Sample

    240921-fp27hawerr

  • MD5

    ef1d48e8226e491133525df0e4d44dea

  • SHA1

    16295c3ea0c8ba71edf39bc2627093d7c4a64cfc

  • SHA256

    b2f9228bc717b88b83c990ebcb8e30dafd7748e1c927c23a305ac8ec29298039

  • SHA512

    d2d701ea7ec2edccf334c57295ef4fe055ad3607772424c0194295ddd3a8c4a783586462afc48a36ce3a8174997ce4c4cf11676b65453e0da878c9edc2b9c3b6

  • SSDEEP

    6144:8gSQqtvFsS/Q4zFFlm/RyPMgTC4j/a/1tU/hbRu3:1Sxt9zQ4zFFlm/MP1TbwHUS

Malware Config

Targets

    • Target

      ef1d48e8226e491133525df0e4d44dea_JaffaCakes118

    • Size

      275KB

    • MD5

      ef1d48e8226e491133525df0e4d44dea

    • SHA1

      16295c3ea0c8ba71edf39bc2627093d7c4a64cfc

    • SHA256

      b2f9228bc717b88b83c990ebcb8e30dafd7748e1c927c23a305ac8ec29298039

    • SHA512

      d2d701ea7ec2edccf334c57295ef4fe055ad3607772424c0194295ddd3a8c4a783586462afc48a36ce3a8174997ce4c4cf11676b65453e0da878c9edc2b9c3b6

    • SSDEEP

      6144:8gSQqtvFsS/Q4zFFlm/RyPMgTC4j/a/1tU/hbRu3:1Sxt9zQ4zFFlm/MP1TbwHUS

    • Modifies firewall policy service

    • UAC bypass

    • Modifies Windows Firewall

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Checks computer location settings

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

    • 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.

    • Adds Run key to start application

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks