General

  • Target

    569cea2441e0fed91a3101a57d6944c2ac3489df571e9f1eb030732b119ed48d

  • Size

    10.3MB

  • Sample

    250702-xzgf8a1ky3

  • MD5

    ddfe6424293946c2a3bd9c6c1a48b8a7

  • SHA1

    529225ef5bd1eeb84bbccbe4a4bf9faa41385ecb

  • SHA256

    569cea2441e0fed91a3101a57d6944c2ac3489df571e9f1eb030732b119ed48d

  • SHA512

    dd7c751222aafe9b911584283afedf495971c8d1fe9fccc7be06b7c9ad4014c7a89c6ee50eb7878ec84b17171158fa2d25a8a070225a09eb1f4d18c71506dcbc

  • SSDEEP

    49152:CE0gaF2TDWNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNr:CE0BF2T

Malware Config

Extracted

Family

tofsee

C2

patmushta.info

ovicrush.cn

Targets

    • Target

      569cea2441e0fed91a3101a57d6944c2ac3489df571e9f1eb030732b119ed48d

    • Size

      10.3MB

    • MD5

      ddfe6424293946c2a3bd9c6c1a48b8a7

    • SHA1

      529225ef5bd1eeb84bbccbe4a4bf9faa41385ecb

    • SHA256

      569cea2441e0fed91a3101a57d6944c2ac3489df571e9f1eb030732b119ed48d

    • SHA512

      dd7c751222aafe9b911584283afedf495971c8d1fe9fccc7be06b7c9ad4014c7a89c6ee50eb7878ec84b17171158fa2d25a8a070225a09eb1f4d18c71506dcbc

    • SSDEEP

      49152:CE0gaF2TDWNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNr:CE0BF2T

    • Tofsee

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

    • Tofsee family

    • 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 v16

Tasks