General

  • Target

    2025-02-01_f982d788199c912ddcac30ffc0328afd_mafia

  • Size

    13.9MB

  • Sample

    250201-nq3tessmal

  • MD5

    f982d788199c912ddcac30ffc0328afd

  • SHA1

    954435532bdf44cd2eaac68aa0c18a5cf113fba5

  • SHA256

    395942f0e30f8decdc6526df2831a56bd05b31f94460aa44915edab268b6b50b

  • SHA512

    75b54f91dea775343cd66bc1ab996517522a8967aedcc0d5c7d2b1d7f6229aea1525f66bf0961227fc6dd1d0525ff01733ca4d30388ed90dfcb9cce85b2d23b5

  • SSDEEP

    6144:nLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQV:MTYe+D2jFu+iZoUFhAzQ

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-01_f982d788199c912ddcac30ffc0328afd_mafia

    • Size

      13.9MB

    • MD5

      f982d788199c912ddcac30ffc0328afd

    • SHA1

      954435532bdf44cd2eaac68aa0c18a5cf113fba5

    • SHA256

      395942f0e30f8decdc6526df2831a56bd05b31f94460aa44915edab268b6b50b

    • SHA512

      75b54f91dea775343cd66bc1ab996517522a8967aedcc0d5c7d2b1d7f6229aea1525f66bf0961227fc6dd1d0525ff01733ca4d30388ed90dfcb9cce85b2d23b5

    • SSDEEP

      6144:nLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQV:MTYe+D2jFu+iZoUFhAzQ

    • 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