General

  • Target

    2025-01-28_65503d0561900400f2cdc6d430504c7d_mafia

  • Size

    10.1MB

  • Sample

    250128-qnbchasper

  • MD5

    65503d0561900400f2cdc6d430504c7d

  • SHA1

    8b92936c104917403d0981a5e3b296325376f9c6

  • SHA256

    66499cda0ecf663375bd67e42255e678d77405e401601072b862bd0b4caa4c10

  • SHA512

    80844bdcb918296aa4b0d1b30e37c3ad905d6111a635ec909fb0917cf71c693e922e6cc9c4796c7dfb645b0722170763abec49fb1c938acbddf553c9b21acb3d

  • SSDEEP

    49152:SLFuiE888888888888888888888888888888888888888888888888888888888u:SLMZ

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-28_65503d0561900400f2cdc6d430504c7d_mafia

    • Size

      10.1MB

    • MD5

      65503d0561900400f2cdc6d430504c7d

    • SHA1

      8b92936c104917403d0981a5e3b296325376f9c6

    • SHA256

      66499cda0ecf663375bd67e42255e678d77405e401601072b862bd0b4caa4c10

    • SHA512

      80844bdcb918296aa4b0d1b30e37c3ad905d6111a635ec909fb0917cf71c693e922e6cc9c4796c7dfb645b0722170763abec49fb1c938acbddf553c9b21acb3d

    • SSDEEP

      49152:SLFuiE888888888888888888888888888888888888888888888888888888888u:SLMZ

    • 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