General

  • Target

    ffdf89de900c716587f62b698c402aeb_JaffaCakes118

  • Size

    11.6MB

  • Sample

    240421-wwac3agf75

  • MD5

    ffdf89de900c716587f62b698c402aeb

  • SHA1

    fbc84bab04ffbb6200eab40cb7cc975138de52b5

  • SHA256

    5b8739273220f928323bdca4745bb21b820fd91a694f678cc78375041f92d97b

  • SHA512

    9d3b7d383672a3dea0afe7907f53ac558590f0079148d3f181225e68c3df632a1ccf966e2188dff010674cad2a39b4b0abe9f252034369c416b51105d1758111

  • SSDEEP

    49152:Eitpppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp5:Ei

Malware Config

Extracted

Family

tofsee

C2

43.231.4.6

lazystax.ru

Targets

    • Target

      ffdf89de900c716587f62b698c402aeb_JaffaCakes118

    • Size

      11.6MB

    • MD5

      ffdf89de900c716587f62b698c402aeb

    • SHA1

      fbc84bab04ffbb6200eab40cb7cc975138de52b5

    • SHA256

      5b8739273220f928323bdca4745bb21b820fd91a694f678cc78375041f92d97b

    • SHA512

      9d3b7d383672a3dea0afe7907f53ac558590f0079148d3f181225e68c3df632a1ccf966e2188dff010674cad2a39b4b0abe9f252034369c416b51105d1758111

    • SSDEEP

      49152:Eitpppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp5:Ei

    • 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