General

  • Target

    JaffaCakes118_604840fc53ccc55247e62151d8b92f17e28c7fbfc17db5750d5b0b58cb41b49c

  • Size

    159KB

  • Sample

    241226-z9k89s1ldp

  • MD5

    1ab812dbbd226dae57323b8fe47bbdc7

  • SHA1

    11b1a29723a044416dfde417256868bad66add0c

  • SHA256

    604840fc53ccc55247e62151d8b92f17e28c7fbfc17db5750d5b0b58cb41b49c

  • SHA512

    cd3166963f7d6780a87faef819946b827ed844656e029886666fa602e22f975f7196d6ad1f22f2bc80c543ef3efb8ecfcf8be77686edf28a0e2445fb7ee1ff75

  • SSDEEP

    3072:s47FGXpybBYWhlcijEKINB1eazv3v3XVU/mtAuT:sHpybBYWh+iRa1Z3XmsA

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_604840fc53ccc55247e62151d8b92f17e28c7fbfc17db5750d5b0b58cb41b49c

    • Size

      159KB

    • MD5

      1ab812dbbd226dae57323b8fe47bbdc7

    • SHA1

      11b1a29723a044416dfde417256868bad66add0c

    • SHA256

      604840fc53ccc55247e62151d8b92f17e28c7fbfc17db5750d5b0b58cb41b49c

    • SHA512

      cd3166963f7d6780a87faef819946b827ed844656e029886666fa602e22f975f7196d6ad1f22f2bc80c543ef3efb8ecfcf8be77686edf28a0e2445fb7ee1ff75

    • SSDEEP

      3072:s47FGXpybBYWhlcijEKINB1eazv3v3XVU/mtAuT:sHpybBYWh+iRa1Z3XmsA

    • 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