PDF malware analysis — malicious · ed5542293d9c1d60

MALICIOUS

PDF

12.5 KB

MD5: b367d3dc1daa0858f192e89ba7177ce8 SHA-1: 911bb43b44b2311ee80fc99b92e611f106b06ce4 SHA-256: ed5542293d9c1d6027eadfa53af3e05ad02e86935c87a0866c842616e07f0339

166 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: Malicious File

This PDF file was flagged as malicious by multiple detection engines, including ClamAV which identified it as Pdf.Exploit.Agent-36365. Static analysis revealed embedded JavaScript, indicating an attempt to execute code upon opening. The ML classifier also strongly indicated maliciousness. The primary attack vector appears to be exploiting PDF vulnerabilities to run JavaScript, likely for downloading and executing further malicious content.

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` `5ebcc470d3b93e1730f50dc28892518df93de6720f053db89c40a9e06222797c`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11708 bytes
Detection ClamAV: Pdf.Exploit.Agent-36364 Obfuscation or payload: unlikely

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