General

  • Target

    f27e816769871147e4862997714586f5_JaffaCakes118

  • Size

    12.7MB

  • Sample

    240416-c5akmshc7w

  • MD5

    f27e816769871147e4862997714586f5

  • SHA1

    6bc7cbca3c705c9da9890a8f4f5d22d273c1105a

  • SHA256

    1cb4511945d33d1414e7edf75f28952256df660a4d70e5599d8d0c653a9c44fc

  • SHA512

    710979b0bbb44401ae36b4f37d62257c5616317e6a9c66b797f10dc2b7e4f02e39a36cbd54134933c8bf6c528d79926041c66cd418d27b1ed60a9c4e35af364c

  • SSDEEP

    24576:qTmCUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUg:9

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      f27e816769871147e4862997714586f5_JaffaCakes118

    • Size

      12.7MB

    • MD5

      f27e816769871147e4862997714586f5

    • SHA1

      6bc7cbca3c705c9da9890a8f4f5d22d273c1105a

    • SHA256

      1cb4511945d33d1414e7edf75f28952256df660a4d70e5599d8d0c653a9c44fc

    • SHA512

      710979b0bbb44401ae36b4f37d62257c5616317e6a9c66b797f10dc2b7e4f02e39a36cbd54134933c8bf6c528d79926041c66cd418d27b1ed60a9c4e35af364c

    • SSDEEP

      24576:qTmCUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUg:9

    • 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