General

  • Target

    37c9021b5c604c13ddcb215e45522baf_JaffaCakes118

  • Size

    512KB

  • Sample

    240512-cz4ljacc6w

  • MD5

    37c9021b5c604c13ddcb215e45522baf

  • SHA1

    2a3b8dd39e99d64af92f43627b988194eea5181e

  • SHA256

    6336e604f1684cf483355dae37979b9ae66f039c0caaf616f64c4df715b8d12f

  • SHA512

    59fe6b199a15ac0013aac62f6698e584d3b0bc7107e38571bf34e2b4bd6bc5a221a6afcf3fb59912f37fb9530037ce7afeb4e420dd9f9ebb247264bd513c5811

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6j:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5O

Malware Config

Targets

    • Target

      37c9021b5c604c13ddcb215e45522baf_JaffaCakes118

    • Size

      512KB

    • MD5

      37c9021b5c604c13ddcb215e45522baf

    • SHA1

      2a3b8dd39e99d64af92f43627b988194eea5181e

    • SHA256

      6336e604f1684cf483355dae37979b9ae66f039c0caaf616f64c4df715b8d12f

    • SHA512

      59fe6b199a15ac0013aac62f6698e584d3b0bc7107e38571bf34e2b4bd6bc5a221a6afcf3fb59912f37fb9530037ce7afeb4e420dd9f9ebb247264bd513c5811

    • SSDEEP

      6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6j:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5O

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Checks computer location settings

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

    • 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.

    • Windows security modification

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Modifies WinLogon

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks