PDF malware analysis — malicious · 9c9aca87f32b33c6

MALICIOUS

PDF

3.3 KB

MD5: 0451d23cdec54dc75aea01c48bbf5136 SHA-1: f54883615050d395c1910528ec3aa2296d931f6b SHA-256: 9c9aca87f32b33c64f296fcf30c8002d7540b76e0109c88d1712fea5858a2966

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The file is a malicious PDF identified by ClamAV as Pdf.Exploit.Agent-36121. Static analysis detected embedded JavaScript, indicating an attempt to exploit PDF vulnerabilities. The ML classifier strongly supports the malicious verdict. The embedded JavaScript is likely responsible for downloading and executing a secondary payload, which is a common technique for malware delivery.

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` `5da1d1e7b865c561d8b1010831e7e610b05960e68bbe7cd7a5f406f2170fad77`	pdf-javascript-stream	PDF /JS object 7 at offset 0xA87	317 bytes

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