General

  • Target

    b253f5b8d1f9aad76587136d065831e2_JaffaCakes118

  • Size

    13.6MB

  • Sample

    241129-tgn7kaymhp

  • MD5

    b253f5b8d1f9aad76587136d065831e2

  • SHA1

    1b52e954d04c96a82e24f74ed38ab1136cdec4f6

  • SHA256

    789e9198d141f39bf030563420328dab4477ac3d60cc87244c6aac684f0aac5e

  • SHA512

    1ab9b1c968ab3ff32b9e8e19d1bd7d6cd1d19ae601ea86cf20eab684036c0b7a0464f45e36a46468c4684f84eb61217520ee14be862a72e5c075e4751c12a4c3

  • SSDEEP

    98304:cvjOF//////////////////////////////////////////////////////////H:m

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      b253f5b8d1f9aad76587136d065831e2_JaffaCakes118

    • Size

      13.6MB

    • MD5

      b253f5b8d1f9aad76587136d065831e2

    • SHA1

      1b52e954d04c96a82e24f74ed38ab1136cdec4f6

    • SHA256

      789e9198d141f39bf030563420328dab4477ac3d60cc87244c6aac684f0aac5e

    • SHA512

      1ab9b1c968ab3ff32b9e8e19d1bd7d6cd1d19ae601ea86cf20eab684036c0b7a0464f45e36a46468c4684f84eb61217520ee14be862a72e5c075e4751c12a4c3

    • SSDEEP

      98304:cvjOF//////////////////////////////////////////////////////////H:m

    • Tofsee

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

    • Tofsee family

    • 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