General

  • Target

    7fee4cf62c39b0ea803bfe48775c5bd58755da836937ddd4bc0caafba08b4212

  • Size

    61KB

  • Sample

    210418-84wzk5maxx

  • MD5

    3e0b01d02fd730bb79410fb4b8d909b4

  • SHA1

    31d8bf2c78aa058334285be25be341177adbc1b5

  • SHA256

    7fee4cf62c39b0ea803bfe48775c5bd58755da836937ddd4bc0caafba08b4212

  • SHA512

    2ce5291e66c5f952a340310eb4482dea370cec2fefde642964388b8ec002e1d307516ad5be89a85d6ed1430727ceb69138e1912adc8fd3cb6ec7123ffb20fdee

Malware Config

Targets

    • Target

      7fee4cf62c39b0ea803bfe48775c5bd58755da836937ddd4bc0caafba08b4212

    • Size

      61KB

    • MD5

      3e0b01d02fd730bb79410fb4b8d909b4

    • SHA1

      31d8bf2c78aa058334285be25be341177adbc1b5

    • SHA256

      7fee4cf62c39b0ea803bfe48775c5bd58755da836937ddd4bc0caafba08b4212

    • SHA512

      2ce5291e66c5f952a340310eb4482dea370cec2fefde642964388b8ec002e1d307516ad5be89a85d6ed1430727ceb69138e1912adc8fd3cb6ec7123ffb20fdee

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Sets desktop wallpaper using registry

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Install Root Certificate

1
T1130

Impact

Defacement

1
T1491

Tasks