General

  • Target

    2025-01-13_55b741de0468d7b41242082d699a722f_mafia

  • Size

    11.8MB

  • Sample

    250113-xym8datrev

  • MD5

    55b741de0468d7b41242082d699a722f

  • SHA1

    e724edb7ff73d1d8989df2baac16a337f02c7668

  • SHA256

    50702048e2c24d40bc9237f84935d639c77c456714d01f01b510dc541a61207e

  • SHA512

    fca53d3688ef8b8c0600ee09814141329aa57acbe1640cb3c049b0ba9e9867f4cb38bcfb0209817027237b781c64d6662abfc9d0337d282c3c5336ead96141a0

  • SSDEEP

    24576:NEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZz:2fot

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-13_55b741de0468d7b41242082d699a722f_mafia

    • Size

      11.8MB

    • MD5

      55b741de0468d7b41242082d699a722f

    • SHA1

      e724edb7ff73d1d8989df2baac16a337f02c7668

    • SHA256

      50702048e2c24d40bc9237f84935d639c77c456714d01f01b510dc541a61207e

    • SHA512

      fca53d3688ef8b8c0600ee09814141329aa57acbe1640cb3c049b0ba9e9867f4cb38bcfb0209817027237b781c64d6662abfc9d0337d282c3c5336ead96141a0

    • SSDEEP

      24576:NEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZz:2fot

    • 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