General

  • Target

    JaffaCakes118_1078eb65f6461d85120c9d42fb09b04c88f11254bacb55c0735ce1125d4e2743

  • Size

    179KB

  • Sample

    241222-adr99svlh1

  • MD5

    37caa50c2b1a0f550713ad0ce57ed4c3

  • SHA1

    fde0402254f3c57b10d6789d3b537761999db2c3

  • SHA256

    1078eb65f6461d85120c9d42fb09b04c88f11254bacb55c0735ce1125d4e2743

  • SHA512

    9b468657c7d7b40092784a3ab8f29ebcd2261d23bcebc97cdbda7eb31ade40ad6c74120b3c9bb54ebea6d01e1afe295d252dfcc0a4b0eaa6759514bd9e6f1278

  • SSDEEP

    3072:I744SpmfTOqHl4KkmSVtDzuzWcGZQ6bna6lBYS8jesCq2q5py:HmfTO0gmSVlnxPBQdn2W

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_1078eb65f6461d85120c9d42fb09b04c88f11254bacb55c0735ce1125d4e2743

    • Size

      179KB

    • MD5

      37caa50c2b1a0f550713ad0ce57ed4c3

    • SHA1

      fde0402254f3c57b10d6789d3b537761999db2c3

    • SHA256

      1078eb65f6461d85120c9d42fb09b04c88f11254bacb55c0735ce1125d4e2743

    • SHA512

      9b468657c7d7b40092784a3ab8f29ebcd2261d23bcebc97cdbda7eb31ade40ad6c74120b3c9bb54ebea6d01e1afe295d252dfcc0a4b0eaa6759514bd9e6f1278

    • SSDEEP

      3072:I744SpmfTOqHl4KkmSVtDzuzWcGZQ6bna6lBYS8jesCq2q5py:HmfTO0gmSVlnxPBQdn2W

    • 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