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General

  • Target

    2025-02-12_3a271adc17026b17bb841368c6da505a_mafia

  • Size

    13.6MB

  • Sample

    250212-y4c52axmbr

  • MD5

    3a271adc17026b17bb841368c6da505a

  • SHA1

    433ad0ecd20aadee89c91943ef7c33f9ea8adb38

  • SHA256

    79bc1cfd7b2e0a28d3c84f6e5630a50e8fd2b7640b350becf08106cbbb16a14e

  • SHA512

    2a04cdd2509656a37991b0733b02c3feb0b4f578e3fc2cca5a401ebd3fb806aad1ed5971d34fac542dd967909278a1a6fea804622c00254e812f73d2b4e58cc9

  • SSDEEP

    24576:hpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttC:7ooA

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-12_3a271adc17026b17bb841368c6da505a_mafia

    • Size

      13.6MB

    • MD5

      3a271adc17026b17bb841368c6da505a

    • SHA1

      433ad0ecd20aadee89c91943ef7c33f9ea8adb38

    • SHA256

      79bc1cfd7b2e0a28d3c84f6e5630a50e8fd2b7640b350becf08106cbbb16a14e

    • SHA512

      2a04cdd2509656a37991b0733b02c3feb0b4f578e3fc2cca5a401ebd3fb806aad1ed5971d34fac542dd967909278a1a6fea804622c00254e812f73d2b4e58cc9

    • SSDEEP

      24576:hpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttC:7ooA

    • 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