General

  • Target

    JaffaCakes118_485037fcdfbbc9e974b35af5afaa2e35

  • Size

    12.9MB

  • Sample

    250107-cydcyszla1

  • MD5

    485037fcdfbbc9e974b35af5afaa2e35

  • SHA1

    533313aa52b4c2c91e1120bb3bf141a15a439717

  • SHA256

    8de7a9b847f9881f6c472acb4d995ec487c7bd2099d50338f474468f6c02599b

  • SHA512

    b3b3a790b4d635f8c37eecb5431587521fefc83172ad65fd065e5752bb2ae7f2e53f46f039d2626185c05926e9155c5deb6bcaf685dd49f7c8656fc72305e071

  • SSDEEP

    49152:cxYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY0:c

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_485037fcdfbbc9e974b35af5afaa2e35

    • Size

      12.9MB

    • MD5

      485037fcdfbbc9e974b35af5afaa2e35

    • SHA1

      533313aa52b4c2c91e1120bb3bf141a15a439717

    • SHA256

      8de7a9b847f9881f6c472acb4d995ec487c7bd2099d50338f474468f6c02599b

    • SHA512

      b3b3a790b4d635f8c37eecb5431587521fefc83172ad65fd065e5752bb2ae7f2e53f46f039d2626185c05926e9155c5deb6bcaf685dd49f7c8656fc72305e071

    • SSDEEP

      49152:cxYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY0:c

    • 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