General

  • Target

    JaffaCakes118_d3d822be312737cc70fbc680cc2bdb7806846b8fe74df7f5cb8c4720cc332cee

  • Size

    236KB

  • Sample

    241223-t9367avpfm

  • MD5

    d56c8d55c3de102b93d2de0977675269

  • SHA1

    47fc8dc61ec75e3fbec90df6f1260382a7d6a4c1

  • SHA256

    d3d822be312737cc70fbc680cc2bdb7806846b8fe74df7f5cb8c4720cc332cee

  • SHA512

    70561bacffc5bf31e0201d4180053f2be081093f89061a3daac0bd8110bfd59b1cf1f5b1204997b3bbceb032f59a151138377203912355c423e424fd8e35091d

  • SSDEEP

    6144:x4Gu7W6nYZOlOH7OxP80PtqJLr9tamsUKPfRYw:xv3YYslOGP80PtqJLr9CvZYw

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_d3d822be312737cc70fbc680cc2bdb7806846b8fe74df7f5cb8c4720cc332cee

    • Size

      236KB

    • MD5

      d56c8d55c3de102b93d2de0977675269

    • SHA1

      47fc8dc61ec75e3fbec90df6f1260382a7d6a4c1

    • SHA256

      d3d822be312737cc70fbc680cc2bdb7806846b8fe74df7f5cb8c4720cc332cee

    • SHA512

      70561bacffc5bf31e0201d4180053f2be081093f89061a3daac0bd8110bfd59b1cf1f5b1204997b3bbceb032f59a151138377203912355c423e424fd8e35091d

    • SSDEEP

      6144:x4Gu7W6nYZOlOH7OxP80PtqJLr9tamsUKPfRYw:xv3YYslOGP80PtqJLr9CvZYw

    • 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