General

  • Target

    2025-04-04_fe6536ceee3ba947c9cf93a096b23ff6_black-basta_luca-stealer

  • Size

    10.7MB

  • Sample

    250404-dx9kfa1ny6

  • MD5

    fe6536ceee3ba947c9cf93a096b23ff6

  • SHA1

    cdd504360807c51a01abc90734187d44534c2e36

  • SHA256

    8448baf7f683e9e5ae40c85fb8b05823cc48664efe27f0168230379b054f5e6d

  • SHA512

    59708ab43417a4e794f7066a731b026701587524b5be55f05594a8c3db3437d08fd4b9db42a19f47c376e7450e99a893440427c0f34fa69555d9beb9fc8708f3

  • SSDEEP

    3072:wl3t+DDATZKP7Ny5Da8nlGAYSjmhpsb9i1UjQJP+Xn2Dg7NVXewtwtwtwtwtwtwn:wzyeKP7qa8VmhpspedP+X2Dg7H

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-04-04_fe6536ceee3ba947c9cf93a096b23ff6_black-basta_luca-stealer

    • Size

      10.7MB

    • MD5

      fe6536ceee3ba947c9cf93a096b23ff6

    • SHA1

      cdd504360807c51a01abc90734187d44534c2e36

    • SHA256

      8448baf7f683e9e5ae40c85fb8b05823cc48664efe27f0168230379b054f5e6d

    • SHA512

      59708ab43417a4e794f7066a731b026701587524b5be55f05594a8c3db3437d08fd4b9db42a19f47c376e7450e99a893440427c0f34fa69555d9beb9fc8708f3

    • SSDEEP

      3072:wl3t+DDATZKP7Ny5Da8nlGAYSjmhpsb9i1UjQJP+Xn2Dg7NVXewtwtwtwtwtwtwn:wzyeKP7qa8VmhpspedP+X2Dg7H

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Tofsee family

    • 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