General

  • Target

    JaffaCakes118_264bdfcfec718b431507ff0c45ad120c

  • Size

    11.0MB

  • Sample

    241231-tbwdpaznbk

  • MD5

    264bdfcfec718b431507ff0c45ad120c

  • SHA1

    6d6ad95b2da78b4d5bfa5a2342856fb1ee40480e

  • SHA256

    e83add0c94144cc987e72f1e5b6ff8fcacb141e181345b513a5d126b7b4cd8ab

  • SHA512

    c15528e0bedf2b5599504f1ffdf07612711009035dc805d4279860a7783772a03a8e9b281246d97f2d2c839fa89ba253f9132519feeb9fcdf7d5355d51ec07bd

  • SSDEEP

    98304:NvCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCL:N

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_264bdfcfec718b431507ff0c45ad120c

    • Size

      11.0MB

    • MD5

      264bdfcfec718b431507ff0c45ad120c

    • SHA1

      6d6ad95b2da78b4d5bfa5a2342856fb1ee40480e

    • SHA256

      e83add0c94144cc987e72f1e5b6ff8fcacb141e181345b513a5d126b7b4cd8ab

    • SHA512

      c15528e0bedf2b5599504f1ffdf07612711009035dc805d4279860a7783772a03a8e9b281246d97f2d2c839fa89ba253f9132519feeb9fcdf7d5355d51ec07bd

    • SSDEEP

      98304:NvCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCL:N

    • 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