Malicious PDF — malware analysis report

Static analysis result for SHA-256 e834d926738b9c87…

MALICIOUS

PDF

4.0 KB Authoring application: sli
MD5: 4d76f07974c82d8d2a262b85efdcf501 SHA-1: 80a0d7ae89d89db9e13dbb9a679ef19d13c067d5 SHA-256: e834d926738b9c87b3efbb83dde297cc842d87b5bab1793e9598a1eca82a789e
76 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detection as Pdf.Exploit.Dropped-91 strongly suggests it's a known exploit dropper. The JavaScript is likely responsible for downloading and executing a secondary payload, which is a common technique for malicious PDFs.

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.