PDF malware analysis — malicious · c897d8b26353c9c6

MALICIOUS

PDF

12.2 KB

MD5: e2ba51d6acc82fd7491eee48b4931fe8 SHA-1: c550e9b21f0d4526f9935b6fd9071530deab612e SHA-256: c897d8b26353c9c6fde3d7bd5d07e384fcdb2319a0a8ba46c4818c85bf04185e

108 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The file is identified as a malicious PDF by multiple heuristics, including a critical ClamAV detection and a high ML classifier score. Embedded JavaScript, detected by PDF_JAVASCRIPT and PDF_JS heuristics, is likely used to exploit vulnerabilities within the PDF reader. The specific exploit, 'Pdf.Exploit.Agent-36723', suggests a known pattern of PDF-based attacks.

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.

Filename	Kind	Source	Size
`javascript_obj0076_000.js` `fdc0a322f09c3920f4fb292a784ad1cec9135d16b94ee3b00231d9b37ab2bc23`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11421 bytes

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