General

  • Target

    JaffaCakes118_e8775ba19c3e870f2d2b82ded8a857c1e398225c3cb2b3525d20e70441f9db48

  • Size

    238KB

  • Sample

    241222-c91bvszqe1

  • MD5

    46b1ff10b780d1ce8d7be7ef3b86acb0

  • SHA1

    e4e1e2e1c964f498f1bb9227ed48a7202e7a45a1

  • SHA256

    e8775ba19c3e870f2d2b82ded8a857c1e398225c3cb2b3525d20e70441f9db48

  • SHA512

    c6b57a4091205920954add28de487ba5e103cfdf688067ecf6431a41ccd1398ec24277e478d4df939b1c2e6a984bba838747a8ab4cd978aaeb8de6a78fe0a256

  • SSDEEP

    3072:R7iI0UsrZRD2ALLqOju9/DyF6IZKVggjcGkNIVqI7sxkgaBChMpZa9uD6Vdyhkq:YHUsrZRDnLXu9GMSy7ITsq7igavwVf

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_e8775ba19c3e870f2d2b82ded8a857c1e398225c3cb2b3525d20e70441f9db48

    • Size

      238KB

    • MD5

      46b1ff10b780d1ce8d7be7ef3b86acb0

    • SHA1

      e4e1e2e1c964f498f1bb9227ed48a7202e7a45a1

    • SHA256

      e8775ba19c3e870f2d2b82ded8a857c1e398225c3cb2b3525d20e70441f9db48

    • SHA512

      c6b57a4091205920954add28de487ba5e103cfdf688067ecf6431a41ccd1398ec24277e478d4df939b1c2e6a984bba838747a8ab4cd978aaeb8de6a78fe0a256

    • SSDEEP

      3072:R7iI0UsrZRD2ALLqOju9/DyF6IZKVggjcGkNIVqI7sxkgaBChMpZa9uD6Vdyhkq:YHUsrZRDnLXu9GMSy7ITsq7igavwVf

    • 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