General

  • Target

    JaffaCakes118_378a35c7ac31c7acf84ea568f6ef9318

  • Size

    11.1MB

  • Sample

    250106-ypys7ayjdr

  • MD5

    378a35c7ac31c7acf84ea568f6ef9318

  • SHA1

    8fe14325285e8cc111ad947efe3d1fb4df17d575

  • SHA256

    6be3100cc2f64e20f89e96bd1b0a487c1fca8afb8c3b92e51d3799517b7684bc

  • SHA512

    e6f0671c60d9426140b383a5a7eb3b288b51458697139d169b0b590409b6537417fb99895ca8113eec6731e02d8404a212735619b780e9c518fa65ae49fd252f

  • SSDEEP

    6144:HMdOABJjP3ty21A5M9FW8c3np3XTm9ntiAA:HMEEJD3t3A5M9FfgZXTm9nE/

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_378a35c7ac31c7acf84ea568f6ef9318

    • Size

      11.1MB

    • MD5

      378a35c7ac31c7acf84ea568f6ef9318

    • SHA1

      8fe14325285e8cc111ad947efe3d1fb4df17d575

    • SHA256

      6be3100cc2f64e20f89e96bd1b0a487c1fca8afb8c3b92e51d3799517b7684bc

    • SHA512

      e6f0671c60d9426140b383a5a7eb3b288b51458697139d169b0b590409b6537417fb99895ca8113eec6731e02d8404a212735619b780e9c518fa65ae49fd252f

    • SSDEEP

      6144:HMdOABJjP3ty21A5M9FW8c3np3XTm9ntiAA:HMEEJD3t3A5M9FfgZXTm9nE/

    • 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