General

  • Target

    WeChatBackup.exe

  • Size

    4.6MB

  • Sample

    230419-jtj39sba51

  • MD5

    f81556b4227fcbbec8dc7bf92c829c51

  • SHA1

    8b3101ea19f929b5e9d90efc0c7693962fa33fa3

  • SHA256

    35c91f63fa6179ffcd6def655a2fc07e38ac7145a355c2077fac1b3c19ff6a87

  • SHA512

    ba18ddb9ada8e39e37411c28824dc2b4f253224cb63517f5092edc0208e43fdaa82a867d6b24a6b71a4b0c374aebdf17a9920f6cc20b92028b1cda0730a09701

  • SSDEEP

    98304:gFZocjOYCIossQIyn2mz/AqrKHUzJbE6UE4LqCk1n+hAcTOGa672e97OLG:5cjOY9os7rz4qrKHUzJblg21nkAzGaaN

Score
8/10

Malware Config

Targets

    • Target

      WeChatBackup.exe

    • Size

      4.6MB

    • MD5

      f81556b4227fcbbec8dc7bf92c829c51

    • SHA1

      8b3101ea19f929b5e9d90efc0c7693962fa33fa3

    • SHA256

      35c91f63fa6179ffcd6def655a2fc07e38ac7145a355c2077fac1b3c19ff6a87

    • SHA512

      ba18ddb9ada8e39e37411c28824dc2b4f253224cb63517f5092edc0208e43fdaa82a867d6b24a6b71a4b0c374aebdf17a9920f6cc20b92028b1cda0730a09701

    • SSDEEP

      98304:gFZocjOYCIossQIyn2mz/AqrKHUzJbE6UE4LqCk1n+hAcTOGa672e97OLG:5cjOY9os7rz4qrKHUzJblg21nkAzGaaN

    Score
    8/10
    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Executes dropped EXE

MITRE ATT&CK Enterprise v6

Tasks