General

  • Target

    2025-02-07_9f57f133156ab888e4634aa88b4be52a_mafia

  • Size

    12.9MB

  • Sample

    250207-z58trszjhn

  • MD5

    9f57f133156ab888e4634aa88b4be52a

  • SHA1

    b57ace31ad7c3d65b207cab351a34b2b86ed9ea5

  • SHA256

    70335ad42fc07389ef9216db1ba762cf6c94961c7f09ed79d312d3598531f16b

  • SHA512

    35f1c030ec8031afa29ca2790e42d136c21355568c72960c579341b8396c0d87c64017751428f77643d39848720b11c5ee552b8355a5ee44c0e7857f413d3b87

  • SSDEEP

    3072:6LBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:jOMdRQr7OB0ypmMXnl8XEPM3noSWOC

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-07_9f57f133156ab888e4634aa88b4be52a_mafia

    • Size

      12.9MB

    • MD5

      9f57f133156ab888e4634aa88b4be52a

    • SHA1

      b57ace31ad7c3d65b207cab351a34b2b86ed9ea5

    • SHA256

      70335ad42fc07389ef9216db1ba762cf6c94961c7f09ed79d312d3598531f16b

    • SHA512

      35f1c030ec8031afa29ca2790e42d136c21355568c72960c579341b8396c0d87c64017751428f77643d39848720b11c5ee552b8355a5ee44c0e7857f413d3b87

    • SSDEEP

      3072:6LBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:jOMdRQr7OB0ypmMXnl8XEPM3noSWOC

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Tofsee family

    • Windows security bypass

    • Creates new service(s)

    • Downloads MZ/PE file

    • 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