General

  • Target

    2025-01-11_cf1854207054c0fc2d20cc74a9eb818f_mafia

  • Size

    10.6MB

  • Sample

    250111-t42feawmfn

  • MD5

    cf1854207054c0fc2d20cc74a9eb818f

  • SHA1

    867e51bdfc3dfeaf1c644ba2c1400fe36a8d414d

  • SHA256

    b513bc873cb6846cd3957141af65e5f9a30d673fcc2d4ab7ef09938cdf5bc81d

  • SHA512

    e5eaf9c8cf7a57df4d1d5d3f14a104b9fd817a6e83903abb25d41d16a4665f12c88bbd8baf1eb46308ec53a704553ba5ca8e19e1179d4449343f4badd26b4e57

  • SSDEEP

    24576:CpomTTN9ttttttttttttttttttttttttttttttttttttttttttttttttttttttt3:moo

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-11_cf1854207054c0fc2d20cc74a9eb818f_mafia

    • Size

      10.6MB

    • MD5

      cf1854207054c0fc2d20cc74a9eb818f

    • SHA1

      867e51bdfc3dfeaf1c644ba2c1400fe36a8d414d

    • SHA256

      b513bc873cb6846cd3957141af65e5f9a30d673fcc2d4ab7ef09938cdf5bc81d

    • SHA512

      e5eaf9c8cf7a57df4d1d5d3f14a104b9fd817a6e83903abb25d41d16a4665f12c88bbd8baf1eb46308ec53a704553ba5ca8e19e1179d4449343f4badd26b4e57

    • SSDEEP

      24576:CpomTTN9ttttttttttttttttttttttttttttttttttttttttttttttttttttttt3:moo

    • 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