General

  • Target

    PDFDocCentral.msi

  • Size

    3.3MB

  • Sample

    250115-vhmksszpfr

  • MD5

    0dc8874da66480b329f42292768cea53

  • SHA1

    0e1768aa430ffc39f241e84a59948c673621f47d

  • SHA256

    76f4a99ed8227e3b912295da2935efe9fb564d9f1cebef7ac14701699002a027

  • SHA512

    fcdef8efedf9471a34b701435690452027917ebb3db9f3a2944cd69b0aecdf1ba5c3e7f2556d8eafaeb72594f9f01a454de7e98a4fec0f416b2eee883a4d30dd

  • SSDEEP

    49152:/iX8z0A+biU50unDNyGAVFmq6KGk/cHrOGGY8Wea/xwu4Jk0bCTGzG/P4yCTk2hG:nKULN6TkkHfY40h

Malware Config

Targets

    • Target

      PDFDocCentral.msi

    • Size

      3.3MB

    • MD5

      0dc8874da66480b329f42292768cea53

    • SHA1

      0e1768aa430ffc39f241e84a59948c673621f47d

    • SHA256

      76f4a99ed8227e3b912295da2935efe9fb564d9f1cebef7ac14701699002a027

    • SHA512

      fcdef8efedf9471a34b701435690452027917ebb3db9f3a2944cd69b0aecdf1ba5c3e7f2556d8eafaeb72594f9f01a454de7e98a4fec0f416b2eee883a4d30dd

    • SSDEEP

      49152:/iX8z0A+biU50unDNyGAVFmq6KGk/cHrOGGY8Wea/xwu4Jk0bCTGzG/P4yCTk2hG:nKULN6TkkHfY40h

    • Adds Run key to start application

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Enumerates connected drives

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

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

MITRE ATT&CK Enterprise v15

Tasks