General

  • Target

    9529373105174adc561ae1e09488e8a6_JaffaCakes118

  • Size

    10.9MB

  • Sample

    240814-jcv47szelc

  • MD5

    9529373105174adc561ae1e09488e8a6

  • SHA1

    37d8a3f5cacc07f043212479e5a116010e455b17

  • SHA256

    baaf5d81ae65db81c169c4da786d971683a1bafb848662d0202d80b0d0266d0c

  • SHA512

    5fab1a29fc6f6cdc13c5eba140d0b6b76efe895358aeb550aced11b2609905899ed4926a9ab02b315c5cd1b108b99640782d57a8a5108f021d032fa0128fea2a

  • SSDEEP

    196608:Xsvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv:X

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      9529373105174adc561ae1e09488e8a6_JaffaCakes118

    • Size

      10.9MB

    • MD5

      9529373105174adc561ae1e09488e8a6

    • SHA1

      37d8a3f5cacc07f043212479e5a116010e455b17

    • SHA256

      baaf5d81ae65db81c169c4da786d971683a1bafb848662d0202d80b0d0266d0c

    • SHA512

      5fab1a29fc6f6cdc13c5eba140d0b6b76efe895358aeb550aced11b2609905899ed4926a9ab02b315c5cd1b108b99640782d57a8a5108f021d032fa0128fea2a

    • SSDEEP

      196608:Xsvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv:X

    • 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