PDF malware analysis — malicious · 74faa19cb3d15ddf

MALICIOUS

PDF

16.0 KB

MD5: 6f2295ae4ba328998e90e1180b1c5a60 SHA-1: 06a01c53630fd8304a0bb7f05d0de00fa1907297 SHA-256: 74faa19cb3d15ddfa793dc889d6a306ed275ec6f3d9dfdaa613b6d13d0af9eea

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.007 JavaScript T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The PDF file was flagged as malicious by a machine learning classifier and ClamAV with the signature Pdf.Exploit.Agent-36324. It contains embedded JavaScript, which is a common technique for exploiting PDF vulnerabilities. The JavaScript appears to be obfuscated but is likely intended to download and execute a secondary payload, indicating a multi-stage attack. The primary attack vector is likely spearphishing attachment.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36324 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36324
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` `4ba9d79e1584182b8ce7da3e585caf024bdafbb4933aeb1d70e4a957f937f87b`	pdf-javascript-stream	PDF /JS object 76 at offset 0x2D4	15424 bytes

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