PDF malware analysis — malicious · 36fdab19d92428e0

MALICIOUS

PDF

3.2 KB

MD5: f966d06cc11ee5efbceb891b151c0e95 SHA-1: a1f9240767a5b51103b07db10a234dcb71666423 SHA-256: 36fdab19d92428e07f6f93114783d3f88a2e2db334bb65cfc18c8dec3d777e5a

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious Link

The PDF file was flagged as malicious by ClamAV with the signature Pdf.Exploit.Agent-36121. Static analysis also detected embedded JavaScript, indicating an attempt to exploit vulnerabilities within the PDF reader. The ML classifier strongly supports the malicious verdict. The embedded JavaScript likely attempts to download and execute a second-stage 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.

Filename	Kind	Source	Size
`javascript_obj0007_000.js` `ddfe74a4b06b8245c5c5656bd27630c43c6f3fd4618594d4292ed1cb7a6fcd11`	pdf-javascript-stream	PDF /JS object 7 at offset 0x9C0	451 bytes

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