General

  • Target

    b0a59d0a8d15871ccb8be92c8d0f67f0_JaffaCakes118

  • Size

    14.1MB

  • Sample

    240820-yv9smsvdjq

  • MD5

    b0a59d0a8d15871ccb8be92c8d0f67f0

  • SHA1

    752ce7ccfee2b5de80ac420ad3df76a6b5943c84

  • SHA256

    8791519374a3ea6c961cc5bb0342e34b25b4963ff4245ba224319cb93062bcd8

  • SHA512

    dd0d8e8894423e1660e5f1a7e523192ddbf9e88f7a456a5a1547327fef792b1b086fccadead2f4d33d98a509b19de9feb5f79b24d822c6da78d0a04a832f5282

  • SSDEEP

    98304:9uuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuue:

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      b0a59d0a8d15871ccb8be92c8d0f67f0_JaffaCakes118

    • Size

      14.1MB

    • MD5

      b0a59d0a8d15871ccb8be92c8d0f67f0

    • SHA1

      752ce7ccfee2b5de80ac420ad3df76a6b5943c84

    • SHA256

      8791519374a3ea6c961cc5bb0342e34b25b4963ff4245ba224319cb93062bcd8

    • SHA512

      dd0d8e8894423e1660e5f1a7e523192ddbf9e88f7a456a5a1547327fef792b1b086fccadead2f4d33d98a509b19de9feb5f79b24d822c6da78d0a04a832f5282

    • SSDEEP

      98304:9uuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuue:

    • 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