General

  • Target

    f41244b3df60d807930f4c7b3096d0a7_JaffaCakes118

  • Size

    14.3MB

  • Sample

    240416-w52tnshd55

  • MD5

    f41244b3df60d807930f4c7b3096d0a7

  • SHA1

    d0cbe5f91f407229da11bcd1cf3950544310987a

  • SHA256

    3310aa6e6f635f3e3610e897d48323758555304bd7bfa2c77473a2119cef2f86

  • SHA512

    31238ef37c39bedd4582ed9eb72aa6df2fad87ddbdae1f14803d0c58ab4b9de1c96c9140cdfc4d9ff11d06bab43abb2d9fd59bd798edb7abfae6a3d2b473531a

  • SSDEEP

    49152:xM+SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSn:x

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      f41244b3df60d807930f4c7b3096d0a7_JaffaCakes118

    • Size

      14.3MB

    • MD5

      f41244b3df60d807930f4c7b3096d0a7

    • SHA1

      d0cbe5f91f407229da11bcd1cf3950544310987a

    • SHA256

      3310aa6e6f635f3e3610e897d48323758555304bd7bfa2c77473a2119cef2f86

    • SHA512

      31238ef37c39bedd4582ed9eb72aa6df2fad87ddbdae1f14803d0c58ab4b9de1c96c9140cdfc4d9ff11d06bab43abb2d9fd59bd798edb7abfae6a3d2b473531a

    • SSDEEP

      49152:xM+SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSn:x

    • 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