General

  • Target

    900163c4f71e8d3884bd31b15c68b07e_JaffaCakes118

  • Size

    10.2MB

  • Sample

    241123-xbvnyazqbs

  • MD5

    900163c4f71e8d3884bd31b15c68b07e

  • SHA1

    bc590afc81ebceb8494422acebdecefbe5b83e71

  • SHA256

    61d67d9b97ad4f75a1d9d4771ccdbf3b7160c88e62d1cf5a4e95e109fdef57f6

  • SHA512

    dbcb9e45160624348d3149066681bcf38a0c4e27b9e380f6cc94892b281d14689952a9edf4543deaa966e0af47d0aeb29c7c8a0aec6c8c2bb76855a4a96b7dc9

  • SSDEEP

    6144:9EqI45WkCzb8c2Tj8diBEFHslNasXqZwCXwwwwwwwwwwwwwwwwwwwwwwwwwwwwwo:9EqI45WkCzbYj8SLasaZ

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      900163c4f71e8d3884bd31b15c68b07e_JaffaCakes118

    • Size

      10.2MB

    • MD5

      900163c4f71e8d3884bd31b15c68b07e

    • SHA1

      bc590afc81ebceb8494422acebdecefbe5b83e71

    • SHA256

      61d67d9b97ad4f75a1d9d4771ccdbf3b7160c88e62d1cf5a4e95e109fdef57f6

    • SHA512

      dbcb9e45160624348d3149066681bcf38a0c4e27b9e380f6cc94892b281d14689952a9edf4543deaa966e0af47d0aeb29c7c8a0aec6c8c2bb76855a4a96b7dc9

    • SSDEEP

      6144:9EqI45WkCzb8c2Tj8diBEFHslNasXqZwCXwwwwwwwwwwwwwwwwwwwwwwwwwwwwwo:9EqI45WkCzbYj8SLasaZ

    • 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