Malicious PDF — malware analysis report

Static analysis result for SHA-256 2a218ef12e91fcde…

MALICIOUS

PDF

6.4 KB Authoring application: sli
MD5: 76b4528e0891b1fd455b4d73fd543187 SHA-1: 07c8481f41446fee526c2b3ddf2c86b94db05ded SHA-256: 2a218ef12e91fcde97db6a005015ea27b94a3cd90d1c13c035f7414857e75c86
76 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 detection of 'Pdf.Exploit.Dropped-91' strongly suggests it's a known exploit dropper. The embedded JavaScript likely facilitates the download and execution of a secondary payload, a common technique for initial access.

Heuristics 3

  • ClamAV: Pdf.Exploit.Dropped-91 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Dropped-91
  • 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.