PDF malware analysis — malicious · cc27a9271fc8c9f3

MALICIOUS

PDF

12.5 KB

MD5: b72fae36997d5c0471892b111c33142f SHA-1: 728ed6e628cb9482be79f4e32e1870d132f84e61 SHA-256: cc27a9271fc8c9f3307982f4c8d05c58213bac9e9ce54ff84e33ece8bf3373d1

106 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: Malicious File

This PDF was flagged as malicious by multiple heuristics, including a high-confidence ML classifier and ClamAV detection identifying it as Win.Trojan.Agent-36280. The presence of embedded JavaScript, indicated by PDF_JAVASCRIPT and PDF_JS firings, suggests the document is designed to execute malicious code. This script likely downloads and executes a second-stage payload, contributing to the overall malicious nature of the file.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 3

ClamAV: Win.Trojan.Agent-36280 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Win.Trojan.Agent-36280
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` `39aa0db55fff00ba84c555efd8643841b70ea95a08bc8daf52caca70c113c880`	pdf-javascript-stream	PDF /JS object 76 at offset 0x383	11626 bytes

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