Malicious PDF — malware analysis report

Static analysis result for SHA-256 7f7197b9fb02f9e1…

MALICIOUS

PDF

3.2 KB
MD5: 71e9af2d1d2d32c4bf759f072cfa8c8a SHA-1: 4ee20ae9fa18e8a43b228a493a53c4f009011c42 SHA-256: 7f7197b9fb02f9e154bb006f79dfe1c1896dab95b724f16fc01ad04cd59c47f8
76 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: Malicious JavaScript

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also detected it as Pdf.Exploit.Agent-36121. The JavaScript is likely used to exploit a vulnerability within the PDF reader to execute malicious code. No specific IOCs like URLs or hashes were extracted from the limited evidence.

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
f5dc356efb75f8b16b67c9f2ac75dfe01a363a6637e59e33d3cf1d3de9f3a46e		 pdf-javascript-stream PDF /JS object 7 at offset 0x9C9 457 bytes

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