General

  • Target

    2025-03-30_43c01bc0cedee20faf232227603380fc_black-basta_luca-stealer

  • Size

    13.6MB

  • Sample

    250330-labnwsvydt

  • MD5

    43c01bc0cedee20faf232227603380fc

  • SHA1

    10667a4f434d43bb081f9e16305174afd4ab21a7

  • SHA256

    847259d4013f05c28589730fb8fb1e0191944c5a2fd76966c9115b7cb3ce1b73

  • SHA512

    5c668405cfce9a2ddc87348b5293cc125da2478147d4e826a091d05f2450f3a1db11e5c90884e2178fc96a2720ad1a6499c15229819324e9383d0fcc83faae4d

  • SSDEEP

    12288:NWaQslyPXVhHfUjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjN:0aQNlhHfw

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-03-30_43c01bc0cedee20faf232227603380fc_black-basta_luca-stealer

    • Size

      13.6MB

    • MD5

      43c01bc0cedee20faf232227603380fc

    • SHA1

      10667a4f434d43bb081f9e16305174afd4ab21a7

    • SHA256

      847259d4013f05c28589730fb8fb1e0191944c5a2fd76966c9115b7cb3ce1b73

    • SHA512

      5c668405cfce9a2ddc87348b5293cc125da2478147d4e826a091d05f2450f3a1db11e5c90884e2178fc96a2720ad1a6499c15229819324e9383d0fcc83faae4d

    • SSDEEP

      12288:NWaQslyPXVhHfUjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjN:0aQNlhHfw

    • 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