Malicious PDF — malware analysis report

Static analysis result for SHA-256 1a6ac05879ba6606…

MALICIOUS

PDF

16.0 KB
MD5: 8d6234911986853403e90490794f0b36 SHA-1: 0c11f30d35203bfdf3600b0e522dc414c26f74af SHA-256: 1a6ac05879ba6606167e10778fa9a8684cef4d4c439b0f416d6310314c617461
76 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: User Execution: Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings. This JavaScript is likely designed to exploit a vulnerability within the PDF reader to execute arbitrary code. The ClamAV detection name 'Pdf.Exploit.Agent-36324' further supports the malicious nature of the file, suggesting it's a known exploit.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36324 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36324
  • 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_obj0076_000.js
ebc824fdf04d9a7ae52794a1a43a5c53b7d50bdb54e78b575906dd6b68840e9c
pdf-javascript-stream PDF /JS object 76 at offset 0x2D4 15466 bytes