Malicious PDF — malware analysis report

Static analysis result for SHA-256 20f6bb26649d54d3…

MALICIOUS

PDF

9.6 KB
MD5: 6dcb7e54d21f9e8b05f7cfb88f2465e3 SHA-1: 652b80200abc354cd4bdca00748615ee970bf587 SHA-256: 20f6bb26649d54d36bcb58bcfb5d1a7a67c7e0f1c688359f20d0bfc34e73180d
78 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also flagged it with Heuristics.PDF.ObfuscatedNameObject, suggesting obfuscated malicious content. The JavaScript is likely used to execute arbitrary code, a common technique for delivering malware via PDF documents.

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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