Malicious PDF — malware analysis report

Static analysis result for SHA-256 dea6d6282600cbff…

MALICIOUS

PDF

3.2 KB
MD5: ee6517ef24041b683d88b693673f969a SHA-1: ac044f98d74574a4b65180036f254b067728d1e2 SHA-256: dea6d6282600cbffb56cff64afa9f4966680df3ddca32685823e58c74a5653ce
106 Risk Score

Malware Insights

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

The file was detected by ClamAV as Pdf.Exploit.Agent-36121 and flagged by an ML classifier with high confidence. Embedded JavaScript was found, indicating an attempt to exploit vulnerabilities within the PDF reader. The ML classifier output and ClamAV detection strongly suggest this PDF is designed to deliver a malicious payload.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36121 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36121
  • 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_obj0007_000.js
4cc83eaa52bea3b286accae68686d19d15a79fcceadf150daf92480337ad7aeb		 pdf-javascript-stream PDF /JS object 7 at offset 0x9C8 498 bytes

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