General

  • Target

    JaffaCakes118_c6cdc26d4da1406f0901958066c6a85f

  • Size

    12.5MB

  • Sample

    250109-nd4vysykbv

  • MD5

    c6cdc26d4da1406f0901958066c6a85f

  • SHA1

    5bcf2516112953906f9312b2c3cfb34845c00049

  • SHA256

    e484c2397a151ed82e2874060f335ffc33c6d442d4358158cfe385f75abc378f

  • SHA512

    4e9a67c17d2ec2848be598ab0a3bbe65c8a6c40fd25af41fe1dd649612227e0cb05b2e839b5c1e4062b16f757a1bc95f800ee50b382aea4791efe3c855ff7ead

  • SSDEEP

    49152:ZvUWkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkE:Z

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_c6cdc26d4da1406f0901958066c6a85f

    • Size

      12.5MB

    • MD5

      c6cdc26d4da1406f0901958066c6a85f

    • SHA1

      5bcf2516112953906f9312b2c3cfb34845c00049

    • SHA256

      e484c2397a151ed82e2874060f335ffc33c6d442d4358158cfe385f75abc378f

    • SHA512

      4e9a67c17d2ec2848be598ab0a3bbe65c8a6c40fd25af41fe1dd649612227e0cb05b2e839b5c1e4062b16f757a1bc95f800ee50b382aea4791efe3c855ff7ead

    • SSDEEP

      49152:ZvUWkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkE:Z

    • 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