General

  • Target

    2025-01-28_c043cfd652b04f6ca4c1bea4f0dc25e9_mafia

  • Size

    14.5MB

  • Sample

    250128-v9bydayrcl

  • MD5

    c043cfd652b04f6ca4c1bea4f0dc25e9

  • SHA1

    5f87fa2a23521a318ca1c4f0a9d42f952f0adbde

  • SHA256

    4e8644f27d0d75b537e63dc51b670d765afaf46f486d3836158a9a0ca729dc1a

  • SHA512

    e36d378cb7637fb115af79c43519595fc25e4201fce8bfd90a7f143bf7eff0ff305bcb28b895f757ded459b48f42593c7ab83406d2a242d39edeb031425380f6

  • SSDEEP

    3072:jLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:qOMdRQr7OB0ypmMXnl8XEPM3noSWOC

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-28_c043cfd652b04f6ca4c1bea4f0dc25e9_mafia

    • Size

      14.5MB

    • MD5

      c043cfd652b04f6ca4c1bea4f0dc25e9

    • SHA1

      5f87fa2a23521a318ca1c4f0a9d42f952f0adbde

    • SHA256

      4e8644f27d0d75b537e63dc51b670d765afaf46f486d3836158a9a0ca729dc1a

    • SHA512

      e36d378cb7637fb115af79c43519595fc25e4201fce8bfd90a7f143bf7eff0ff305bcb28b895f757ded459b48f42593c7ab83406d2a242d39edeb031425380f6

    • SSDEEP

      3072:jLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:qOMdRQr7OB0ypmMXnl8XEPM3noSWOC

    • 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