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General

  • Target

    2025-02-13_045b7c038adfcc63442ae9f1b2f2cf06_mafia

  • Size

    10.6MB

  • Sample

    250213-yl4j9ssrhk

  • MD5

    045b7c038adfcc63442ae9f1b2f2cf06

  • SHA1

    8848e4415c6a291f43ea6c46d27ca1be40f2e1d9

  • SHA256

    219d932f434fc11445f50997d6e31fae837d7e73c21c72f08a04fc5aa256c918

  • SHA512

    001993c4b6ff4efac99eefccc3171fba234b645b91e0e627f1899ddff2a9338aeebe1576fb7f2f79dda297c37dc41415ce9d99dae304d8dfa0a261e5b82679b9

  • SSDEEP

    24576:OpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttb:iooB

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-13_045b7c038adfcc63442ae9f1b2f2cf06_mafia

    • Size

      10.6MB

    • MD5

      045b7c038adfcc63442ae9f1b2f2cf06

    • SHA1

      8848e4415c6a291f43ea6c46d27ca1be40f2e1d9

    • SHA256

      219d932f434fc11445f50997d6e31fae837d7e73c21c72f08a04fc5aa256c918

    • SHA512

      001993c4b6ff4efac99eefccc3171fba234b645b91e0e627f1899ddff2a9338aeebe1576fb7f2f79dda297c37dc41415ce9d99dae304d8dfa0a261e5b82679b9

    • SSDEEP

      24576:OpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttb:iooB

    • 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