General

  • Target

    JaffaCakes118_b78bfeec5a89e18c0d6b3cb94bc55cebfb00b3391cc1d0ad6d1ae45e85e0782f

  • Size

    285KB

  • Sample

    241223-qt7b5a1lfm

  • MD5

    af9e5d753d03655da119c7e35cb59c5f

  • SHA1

    e2797ebf86a7d535cfebd2f3ff6ab022d7888aaf

  • SHA256

    b78bfeec5a89e18c0d6b3cb94bc55cebfb00b3391cc1d0ad6d1ae45e85e0782f

  • SHA512

    93b09c81dcab40163afa8c75835b4bbcb5a87d378bbd7cccdc2fc96257c44b3882c1ab9b7ed14027d43ab10b5c00fb52d2bb2aedaa2c356697b69d0e317e2b99

  • SSDEEP

    6144:ANXxcSzbHJgv0pc+mNAArvCkSIbceTdp45YakI/:ANXKsbHCcpWuaTJHpHav/

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_b78bfeec5a89e18c0d6b3cb94bc55cebfb00b3391cc1d0ad6d1ae45e85e0782f

    • Size

      285KB

    • MD5

      af9e5d753d03655da119c7e35cb59c5f

    • SHA1

      e2797ebf86a7d535cfebd2f3ff6ab022d7888aaf

    • SHA256

      b78bfeec5a89e18c0d6b3cb94bc55cebfb00b3391cc1d0ad6d1ae45e85e0782f

    • SHA512

      93b09c81dcab40163afa8c75835b4bbcb5a87d378bbd7cccdc2fc96257c44b3882c1ab9b7ed14027d43ab10b5c00fb52d2bb2aedaa2c356697b69d0e317e2b99

    • SSDEEP

      6144:ANXxcSzbHJgv0pc+mNAArvCkSIbceTdp45YakI/:ANXKsbHCcpWuaTJHpHav/

    • 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