General

  • Target

    2025-01-18_99c735028626d2f1b44d2957df9a59d2_mafia

  • Size

    14.9MB

  • Sample

    250118-y8bg1atrfk

  • MD5

    99c735028626d2f1b44d2957df9a59d2

  • SHA1

    bb75cf3af10c7c71a740416c902d0e15dd6bf5de

  • SHA256

    7f145faefedbe2eb4b8e4600b3bfe9f3fa6b0a51b6575dde15d38b074f37109f

  • SHA512

    ba49ce98236a77cd2afaca400bfedf43dc48c2612ac82c5615ff7ec8bc9e928906e85d94f5c25dc3f73a4f46cc62dbc7a343555562f6a6ae7ba810e0532cbf61

  • SSDEEP

    24576:yEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ3:Lfot

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-18_99c735028626d2f1b44d2957df9a59d2_mafia

    • Size

      14.9MB

    • MD5

      99c735028626d2f1b44d2957df9a59d2

    • SHA1

      bb75cf3af10c7c71a740416c902d0e15dd6bf5de

    • SHA256

      7f145faefedbe2eb4b8e4600b3bfe9f3fa6b0a51b6575dde15d38b074f37109f

    • SHA512

      ba49ce98236a77cd2afaca400bfedf43dc48c2612ac82c5615ff7ec8bc9e928906e85d94f5c25dc3f73a4f46cc62dbc7a343555562f6a6ae7ba810e0532cbf61

    • SSDEEP

      24576:yEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ3:Lfot

    • 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