General

  • Target

    2025-02-01_5dc90b4af645432c2a130c25b4348f4f_mafia

  • Size

    14.7MB

  • Sample

    250201-cha8na1lcx

  • MD5

    5dc90b4af645432c2a130c25b4348f4f

  • SHA1

    25e4153df22e92c64d53ac7f1cde48fbf964ac5a

  • SHA256

    c1dd5abe327d73b5152cb7a0d0bca205d6808981e25fc469f9c0118e313e4987

  • SHA512

    f406f0adecb584f783ee8eebe805fc6dfe6190d22e46c483de3b82f65a35af0803a37ab91cd838d965afc01c14a380209fa15fc5b9a99935cb97c7fc8ba3b00c

  • SSDEEP

    24576:cpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttn:4oo

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-01_5dc90b4af645432c2a130c25b4348f4f_mafia

    • Size

      14.7MB

    • MD5

      5dc90b4af645432c2a130c25b4348f4f

    • SHA1

      25e4153df22e92c64d53ac7f1cde48fbf964ac5a

    • SHA256

      c1dd5abe327d73b5152cb7a0d0bca205d6808981e25fc469f9c0118e313e4987

    • SHA512

      f406f0adecb584f783ee8eebe805fc6dfe6190d22e46c483de3b82f65a35af0803a37ab91cd838d965afc01c14a380209fa15fc5b9a99935cb97c7fc8ba3b00c

    • SSDEEP

      24576:cpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttn:4oo

    • 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