Malicious PDF — malware analysis report

Static analysis result for SHA-256 c3c9a5117f360244…

MALICIOUS

PDF

12.5 KB
MD5: 597ad69c35f3f6742e8e8fcfa1c92956 SHA-1: d4e3f8363543420391523963283f73f08ff84174 SHA-256: c3c9a5117f360244aaacc863b4f533fe0808f14beb7823a36c96cc298eaa3b42
76 Risk Score

Malware Insights

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

The file is identified as a malicious PDF by ClamAV, indicating it likely exploits a vulnerability. The presence of embedded JavaScript, detected by multiple heuristics, strongly suggests an attempt to execute malicious code. The JavaScript is likely responsible for delivering the exploit or a secondary payload, contributing to the overall malicious intent of the PDF.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36723 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36723
  • 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
20f781e1c04a5b35ef29c7f42cced944d52099d045bde7622f90b5367ac7b358
pdf-javascript-stream PDF /JS object 76 at offset 0x369 11683 bytes