PDF malware analysis — malicious · 1a614fcf45cd3306

MALICIOUS

PDF

12.2 KB

MD5: c29219c301c2843f18cb87fa8432ad22 SHA-1: 44094aa4eb67cf9e7e69ccf9ccd5798bb95841e1 SHA-256: 1a614fcf45cd3306e4b9ec7893c7e99ebda18aa0ea0a6b343b800981e7539564

166 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: Malicious JavaScript

The PDF document contains embedded JavaScript, indicated by multiple heuristic firings including PDF_JAVASCRIPT and PDF_JS. The ML classifier and ClamAV detections strongly suggest malicious intent, specifically identifying it as a PDF exploit. The embedded JavaScript is the primary mechanism for executing the exploit, likely leading to further stages of infection.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 4

ClamAV: Pdf.Exploit.Agent-36365 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36365
ClamAV detection on extracted artifact critical EXTRACTED_FILE_CLAMAV

ClamAV flagged at least one file extracted from inside this sample. Even when the wrapping document carries no AV detection of its own, a hit on the carved artifact is a strong indicator the sample is a delivery vehicle.
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` `1a4963ed85407e709088115379f4ffdaaf9c21a602fc3474f161e5a321320cf6`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11403 bytes
Detection ClamAV: Pdf.Exploit.Agent-36364 Obfuscation or payload: unlikely

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