Malicious PDF — malware analysis report

Static analysis result for SHA-256 490703db9112a897…

MALICIOUS

PDF

9.8 KB
MD5: aaba6438dccf98b036e64fa5d86f017b SHA-1: 38d6672daf986e5c865270973f81ddaf48442b8e SHA-256: 490703db9112a897fdd6eddd49f1c43073937f169dcc3cb172cbfd018916db21
78 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also detected this file as Pdf.Exploit.Agent-23935, confirming its malicious nature. The presence of JavaScript suggests an attempt to exploit PDF reader vulnerabilities or download a secondary payload.

Heuristics 4

  • ClamAV: Pdf.Exploit.Agent-23935 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-23935
  • 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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