General

  • Target

    87c110bfa047d1d924c6ed9b7d88cee09c9e6b432fcdde1ec803d295156e2327

  • Size

    380KB

  • Sample

    210515-5wq4f293ee

  • MD5

    43ad217a0d751a23c6846f04dd5b36db

  • SHA1

    6bab45b6d20989a53036c2c7274ecc9c10ec42f4

  • SHA256

    87c110bfa047d1d924c6ed9b7d88cee09c9e6b432fcdde1ec803d295156e2327

  • SHA512

    6ffe3212758fbdb89919267b039e8fda089b849b60d746e4cafc2c5bb414ea837c8b112cc8ee5d6a0d857d5864073bdac91a156c09d0a2ad983876968c46ec01

Malware Config

Targets

    • Target

      87c110bfa047d1d924c6ed9b7d88cee09c9e6b432fcdde1ec803d295156e2327

    • Size

      380KB

    • MD5

      43ad217a0d751a23c6846f04dd5b36db

    • SHA1

      6bab45b6d20989a53036c2c7274ecc9c10ec42f4

    • SHA256

      87c110bfa047d1d924c6ed9b7d88cee09c9e6b432fcdde1ec803d295156e2327

    • SHA512

      6ffe3212758fbdb89919267b039e8fda089b849b60d746e4cafc2c5bb414ea837c8b112cc8ee5d6a0d857d5864073bdac91a156c09d0a2ad983876968c46ec01

    • Modifies WinLogon for persistence

    • Modifies system executable filetype association

    • Drops file in Drivers directory

    • Sets service image path in registry

    • Adds Run key to start application

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Modifies WinLogon

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Winlogon Helper DLL

2
T1004

Change Default File Association

1
T1042

Registry Run Keys / Startup Folder

2
T1060

Browser Extensions

1
T1176

Defense Evasion

Modify Registry

6
T1112

Tasks