General

  • Target

    2025-03-30_5710a1f1113593d7f17cf60dab5cd8d9_black-basta_luca-stealer_smoke-loader

  • Size

    10.9MB

  • Sample

    250330-lb2ayavyfw

  • MD5

    5710a1f1113593d7f17cf60dab5cd8d9

  • SHA1

    2c93853e7ba2a12eb705c140f9477a1860ea2700

  • SHA256

    d16cb42179c40020d71bfae3bc76583874fc9908cb5edc699b5797263f29ba69

  • SHA512

    f9a98100ced7072a525dca95ce2fb2318284fe9be24da6189761e09129882846376ef137eaeff4938740abfdcd0d53d473db90913e6ff2c56b8c768e5a2a761b

  • SSDEEP

    3072:XZnbTHQC2mC+vdVcQuHAGSr9viHWhPxO796t6B7Aw5S2FxmEBVrVrVrVrVrVrVrS:pnJjcngGSrlqFp6kCyxTa

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-03-30_5710a1f1113593d7f17cf60dab5cd8d9_black-basta_luca-stealer_smoke-loader

    • Size

      10.9MB

    • MD5

      5710a1f1113593d7f17cf60dab5cd8d9

    • SHA1

      2c93853e7ba2a12eb705c140f9477a1860ea2700

    • SHA256

      d16cb42179c40020d71bfae3bc76583874fc9908cb5edc699b5797263f29ba69

    • SHA512

      f9a98100ced7072a525dca95ce2fb2318284fe9be24da6189761e09129882846376ef137eaeff4938740abfdcd0d53d473db90913e6ff2c56b8c768e5a2a761b

    • SSDEEP

      3072:XZnbTHQC2mC+vdVcQuHAGSr9viHWhPxO796t6B7Aw5S2FxmEBVrVrVrVrVrVrVrS:pnJjcngGSrlqFp6kCyxTa

    • 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