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General

  • Target

    JaffaCakes118_d4a0fe13c826a3d72cb8cf4b3321bab5

  • Size

    110KB

  • Sample

    250209-2y24ravqem

  • MD5

    d4a0fe13c826a3d72cb8cf4b3321bab5

  • SHA1

    57ee096c9480cfecaf4b0a7d522b72e770ee2487

  • SHA256

    733c27d4e791383b17b24af48e088fcb6efe8af55ac0e5ece50f75403bacb0aa

  • SHA512

    d6ab331f9b91b6309560f9e8d0a70aa289147d0ef687781254b2c11e13edff89e1825b6226ed66ecccf678bc47ac01356f9ddcdf0c4c34fb8c4ad4f353a2ff8e

  • SSDEEP

    1536:Dw2sGCx1bXkStPTyNROxLHt86pMTkmC37W3AY8OWN0q:DwDt7y0Ln+Tbg3Nh

Malware Config

Extracted

Family

tofsee

C2

31.210.119.2

188.165.132.183

rgtryhbgddtyh.biz

wertdghbyrukl.ch

Targets

    • Target

      JaffaCakes118_d4a0fe13c826a3d72cb8cf4b3321bab5

    • Size

      110KB

    • MD5

      d4a0fe13c826a3d72cb8cf4b3321bab5

    • SHA1

      57ee096c9480cfecaf4b0a7d522b72e770ee2487

    • SHA256

      733c27d4e791383b17b24af48e088fcb6efe8af55ac0e5ece50f75403bacb0aa

    • SHA512

      d6ab331f9b91b6309560f9e8d0a70aa289147d0ef687781254b2c11e13edff89e1825b6226ed66ecccf678bc47ac01356f9ddcdf0c4c34fb8c4ad4f353a2ff8e

    • SSDEEP

      1536:Dw2sGCx1bXkStPTyNROxLHt86pMTkmC37W3AY8OWN0q:DwDt7y0Ln+Tbg3Nh

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Tofsee family

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks