PDF malware analysis — malicious · cc3e40cd9ceaf902

MALICIOUS

PDF

47.2 KB Created: 2006-02-16 15:03:51 -08:00 Authoring application: Acrobat PDFMaker 7.0.5 for PowerPoint (via substr)

MD5: b0190dea9d13f213cee6aed944dddee8 SHA-1: 78028af8fd0bde1719994ab20e99a8b30c71ef04 SHA-256: cc3e40cd9ceaf90295c42588d4a7b0620f65eb384efa290eeb30379baec97868

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

This PDF was flagged as malicious by both ClamAV (Pdf.Exploit.Dropped-94) and a machine learning classifier. It contains embedded JavaScript, indicating an attempt to execute malicious code upon opening. The presence of JavaScript actions and streams strongly suggests the file is a dropper or exploit loader.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 3

ClamAV: Pdf.Exploit.Dropped-94 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Dropped-94
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` `f8cedc14f4ef77f57677df375a52c8639b5dfe4f5b2f110477669d42f619d810`	pdf-javascript-stream	PDF /JS object 76 at offset 0x99C	45549 bytes

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