General

  • Target

    1b6636c24173b800533d1f4b41b9b36c_JaffaCakes118

  • Size

    14.9MB

  • Sample

    241007-eqhntayfpe

  • MD5

    1b6636c24173b800533d1f4b41b9b36c

  • SHA1

    6bca80a3cbc4a085f1137955794ee6c9b41e88b7

  • SHA256

    8fe70009e9cac4931dc7e7a917595aea57040f72de25583aa001179d6ddc8c8f

  • SHA512

    6c15d24080fcdd50757812ea72fbd67dad34849f052da6f72a7ed019428b7cadb576db14acb058ba1620c1d78f7c6eb6ece886a7d2660e7a988b9539f1d4ece0

  • SSDEEP

    6144:Cvk9RADRUv1CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCn:TRAD

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      1b6636c24173b800533d1f4b41b9b36c_JaffaCakes118

    • Size

      14.9MB

    • MD5

      1b6636c24173b800533d1f4b41b9b36c

    • SHA1

      6bca80a3cbc4a085f1137955794ee6c9b41e88b7

    • SHA256

      8fe70009e9cac4931dc7e7a917595aea57040f72de25583aa001179d6ddc8c8f

    • SHA512

      6c15d24080fcdd50757812ea72fbd67dad34849f052da6f72a7ed019428b7cadb576db14acb058ba1620c1d78f7c6eb6ece886a7d2660e7a988b9539f1d4ece0

    • SSDEEP

      6144:Cvk9RADRUv1CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCn:TRAD

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks