General

  • Target

    25c22777e98600dba626fdbe0d6d2f0f27b33067e33c13f93f74dfd7d37801b2

  • Size

    158KB

  • Sample

    240429-yds4kabc91

  • MD5

    5f2f41f8b52a9adf91cf13795f6c8239

  • SHA1

    495555484f08347e44ae9f46da03b3f5f9c35ac0

  • SHA256

    25c22777e98600dba626fdbe0d6d2f0f27b33067e33c13f93f74dfd7d37801b2

  • SHA512

    5de22bc8b1c0aa8190ad0a48b3dcffc49f7e78388f195310ad2de42feb63d9aef5f061392cba8b586a32d03c4ef90499ad4de9189e8f36d1d16324d3773d8678

  • SSDEEP

    3072:YjbLl/gvQoutR1Tj4mYWR/R4nkPR/1aVuyJNebEYF41iswg+JQT:YjluQoSPIo5R4nM/40yJNebz4UJu

Malware Config

Targets

    • Target

      25c22777e98600dba626fdbe0d6d2f0f27b33067e33c13f93f74dfd7d37801b2

    • Size

      158KB

    • MD5

      5f2f41f8b52a9adf91cf13795f6c8239

    • SHA1

      495555484f08347e44ae9f46da03b3f5f9c35ac0

    • SHA256

      25c22777e98600dba626fdbe0d6d2f0f27b33067e33c13f93f74dfd7d37801b2

    • SHA512

      5de22bc8b1c0aa8190ad0a48b3dcffc49f7e78388f195310ad2de42feb63d9aef5f061392cba8b586a32d03c4ef90499ad4de9189e8f36d1d16324d3773d8678

    • SSDEEP

      3072:YjbLl/gvQoutR1Tj4mYWR/R4nkPR/1aVuyJNebEYF41iswg+JQT:YjluQoSPIo5R4nM/40yJNebz4UJu

    • Detects executables containing possible sandbox analysis VM usernames

    • UPX dump on OEP (original entry point)

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks