Malicious PDF — malware analysis report

Static analysis result for SHA-256 52cc947d750cb6f6…

MALICIOUS

PDF

34.9 KB
MD5: 5bce6e207e3926f9fd1c636d65bbf8fb SHA-1: baa3afef4077eb325aae75f4a847c4d922017a57 SHA-256: 52cc947d750cb6f60ae3fb0c068340b1c7f3d43367d215157cff877afac25d68
78 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF file contains embedded and obfuscated JavaScript, as indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also flagged it with Heuristics.PDF.ObfuscatedNameObject, suggesting malicious intent. The JavaScript likely executes a malicious payload, but its exact function cannot be determined due to obfuscation. No document body text was available for further analysis.

Heuristics 4

  • ClamAV: Heuristics.PDF.ObfuscatedNameObject critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Heuristics.PDF.ObfuscatedNameObject
  • JavaScript action low PDF_JAVASCRIPT
    PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
  • Embedded JS stream low PDF_JS
    PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
  • PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILED
    The cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PSSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.

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