Malicious PDF — malware analysis report

Static analysis result for SHA-256 d3b6e6e845f3015d…

MALICIOUS

PDF

12.4 KB
MD5: fd02a60c4a0d0aa0e2ef92bcd2cd20bb SHA-1: e7400bd89b89eeee07cca4eab96764611a6f5190 SHA-256: d3b6e6e845f3015d6d928fb1272f20be9c20c102f57136ef16962f58ba0696dc
106 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File

The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically detecting a PDF exploit. Embedded JavaScript actions and streams were identified, indicating the likely execution of malicious code upon opening the document. This code is presumed to download and execute a secondary payload, a common technique for malware delivery.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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
00cca05d043c260ea03b7900b6f14e850b64a7a98d02bf12916fb03687936f3f
pdf-javascript-stream PDF /JS object 76 at offset 0x369 11637 bytes