General

  • Target

    2025-01-25_c1d8f60cd816d4a087ce756b9c2ccc80_mafia

  • Size

    13.0MB

  • Sample

    250125-xlsbkawnhy

  • MD5

    c1d8f60cd816d4a087ce756b9c2ccc80

  • SHA1

    085038db8f60c8c169c1545ae7aa79798af6dba6

  • SHA256

    542d93c66cdf93aaa6ee3c39eb7b9a406b540b06a977b4e98c9bdd5d11b415f3

  • SHA512

    4fd3651e87e2be0405ef0617ea054fa05ac2be696134ba7f041f54171745df2111593fcbf0b74982ac54a0707dde6c118870eaac50adde69d4f7036a5d759f81

  • SSDEEP

    24576:qpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttV:+oo

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-25_c1d8f60cd816d4a087ce756b9c2ccc80_mafia

    • Size

      13.0MB

    • MD5

      c1d8f60cd816d4a087ce756b9c2ccc80

    • SHA1

      085038db8f60c8c169c1545ae7aa79798af6dba6

    • SHA256

      542d93c66cdf93aaa6ee3c39eb7b9a406b540b06a977b4e98c9bdd5d11b415f3

    • SHA512

      4fd3651e87e2be0405ef0617ea054fa05ac2be696134ba7f041f54171745df2111593fcbf0b74982ac54a0707dde6c118870eaac50adde69d4f7036a5d759f81

    • SSDEEP

      24576:qpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttV:+oo

    • 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