Malicious PDF — malware analysis report

Static analysis result for SHA-256 312d98105a61c193…

MALICIOUS

PDF

3.3 KB
MD5: 99a325ee3f282d9cc8bf0269b5fd5f81 SHA-1: d7b4e777854a8f57653b15e7eedbf73002046b18 SHA-256: 312d98105a61c19305a7d96f9d0f926fcfac606a7613fc1220a6d5b1842ac82b
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, as indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also detected this file as Pdf.Exploit.Agent-36121, suggesting it exploits a known vulnerability. The embedded JavaScript is likely responsible for executing a malicious payload, although its specific actions are not detailed in the provided evidence. No document body text was available for analysis.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36121 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36121
  • 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.

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
javascript_obj0007_000.js
d5d48d65c67d74544b5eddeb0f5f98a21c4b114b5e1ddaeee131bd3f4903a902		 pdf-javascript-stream PDF /JS object 7 at offset 0xA7F 330 bytes

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