General

  • Target

    2025-04-04_848ac202b7452558d4b1ae14a77fbb8c_black-basta_luca-stealer

  • Size

    10.0MB

  • Sample

    250404-e3vtxaslx5

  • MD5

    848ac202b7452558d4b1ae14a77fbb8c

  • SHA1

    3fdf2e6e38ade48a8944e99bdacf22aec6a7a73e

  • SHA256

    5ea9b15b646c6304171c9d34449073332c6a22f780f6946588c4f266260b65c7

  • SHA512

    f9b9aed63f0c3c5833d00b3ddd5bda1f172cae98e9c7361d7d35043d88f3ec44503549cb620b08cd5a7de819537fe26e236491086edb7b4fc998410baadbdf27

  • SSDEEP

    49152:L/LuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuP:L

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-04-04_848ac202b7452558d4b1ae14a77fbb8c_black-basta_luca-stealer

    • Size

      10.0MB

    • MD5

      848ac202b7452558d4b1ae14a77fbb8c

    • SHA1

      3fdf2e6e38ade48a8944e99bdacf22aec6a7a73e

    • SHA256

      5ea9b15b646c6304171c9d34449073332c6a22f780f6946588c4f266260b65c7

    • SHA512

      f9b9aed63f0c3c5833d00b3ddd5bda1f172cae98e9c7361d7d35043d88f3ec44503549cb620b08cd5a7de819537fe26e236491086edb7b4fc998410baadbdf27

    • SSDEEP

      49152:L/LuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuP:L

    • 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