General

  • Target

    fa9d35c6c9acdc4ad91b9c0ddbf9007f_JaffaCakes118

  • Size

    11.9MB

  • Sample

    240419-s1lecaga34

  • MD5

    fa9d35c6c9acdc4ad91b9c0ddbf9007f

  • SHA1

    5882813265118195f69ada75fac6192d3045877c

  • SHA256

    4f1e0fd533bf6d30dbd61a41cf7712fd90b439ff51a0140755ac1b0c47e49e45

  • SHA512

    8d3d11e96839b6285e149aacb3f790a43892c942f75306f637c4316e14cf3aa525dda4377d8d996fdb3e7e93c49031cfb294ef995c7a0253bfe933eba46831f8

  • SSDEEP

    24576:agdy5yNM4444444444444444444444444444444444444444444444444444444M:

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      fa9d35c6c9acdc4ad91b9c0ddbf9007f_JaffaCakes118

    • Size

      11.9MB

    • MD5

      fa9d35c6c9acdc4ad91b9c0ddbf9007f

    • SHA1

      5882813265118195f69ada75fac6192d3045877c

    • SHA256

      4f1e0fd533bf6d30dbd61a41cf7712fd90b439ff51a0140755ac1b0c47e49e45

    • SHA512

      8d3d11e96839b6285e149aacb3f790a43892c942f75306f637c4316e14cf3aa525dda4377d8d996fdb3e7e93c49031cfb294ef995c7a0253bfe933eba46831f8

    • SSDEEP

      24576:agdy5yNM4444444444444444444444444444444444444444444444444444444M:

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • 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