General

  • Target

    JaffaCakes118_21408784d1e696ee84a00768df1119b35fd9aa5b69ea956970d23bcafe481f32

  • Size

    330KB

  • Sample

    241225-ynfk8awjak

  • MD5

    a04f9ed5dd9d3e76e04d5bd7edec63ad

  • SHA1

    c097ab168de552eb4a20e0396cb72b345c3d756e

  • SHA256

    21408784d1e696ee84a00768df1119b35fd9aa5b69ea956970d23bcafe481f32

  • SHA512

    d34e52919da0f9642cb6bac1df8328766b1a94fa51680eef44ec765760bed72458c3f1e1aca0663d1d70924cf0a51ffbce6386412767efb7770f2e4bb7fc2f9f

  • SSDEEP

    6144:BKnLinvP468OLVNc8F+Pc+H8ZjWizMXFfuGri:wkvP468y28Fn+HJizothri

Malware Config

Extracted

Family

tofsee

C2

patmushta.info

ovicrush.cn

Targets

    • Target

      JaffaCakes118_21408784d1e696ee84a00768df1119b35fd9aa5b69ea956970d23bcafe481f32

    • Size

      330KB

    • MD5

      a04f9ed5dd9d3e76e04d5bd7edec63ad

    • SHA1

      c097ab168de552eb4a20e0396cb72b345c3d756e

    • SHA256

      21408784d1e696ee84a00768df1119b35fd9aa5b69ea956970d23bcafe481f32

    • SHA512

      d34e52919da0f9642cb6bac1df8328766b1a94fa51680eef44ec765760bed72458c3f1e1aca0663d1d70924cf0a51ffbce6386412767efb7770f2e4bb7fc2f9f

    • SSDEEP

      6144:BKnLinvP468OLVNc8F+Pc+H8ZjWizMXFfuGri:wkvP468y28Fn+HJizothri

    • 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