General

  • Target

    JaffaCakes118_1c095dacf9f4235ea32633b2c32812f8

  • Size

    14.5MB

  • Sample

    250106-lkwrtavrhl

  • MD5

    1c095dacf9f4235ea32633b2c32812f8

  • SHA1

    45aca75338e06d355829f0db5a14860892c4f5d6

  • SHA256

    9bf45c2ab9d677b2db24bd0c6d53fe037aec876261903f64e2ed10424bd2c9e2

  • SHA512

    3ac730faff36b4d2d7778f9c2409df4e15f5b4124bb89d20fc70066d816bb5f343535c101a84779081c43eff09ea240ab0bc6479f9acc27a57314fb6cddd88fc

  • SSDEEP

    196608:gOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO/:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_1c095dacf9f4235ea32633b2c32812f8

    • Size

      14.5MB

    • MD5

      1c095dacf9f4235ea32633b2c32812f8

    • SHA1

      45aca75338e06d355829f0db5a14860892c4f5d6

    • SHA256

      9bf45c2ab9d677b2db24bd0c6d53fe037aec876261903f64e2ed10424bd2c9e2

    • SHA512

      3ac730faff36b4d2d7778f9c2409df4e15f5b4124bb89d20fc70066d816bb5f343535c101a84779081c43eff09ea240ab0bc6479f9acc27a57314fb6cddd88fc

    • SSDEEP

      196608:gOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO/:

    • 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