PDF malware analysis — malicious · e305d7cbc66cf2c8

MALICIOUS

PDF

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

MD5: ae397ace5ea86f6af11dac5ff1041c98 SHA-1: 8c68f581f3a1cd15046450680edde7165e5f8ae6 SHA-256: e305d7cbc66cf2c8ac4c9826efea7540896047b19c6aaecd32d7fbd94ae9ecb4

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

The file is identified as a malicious PDF by ClamAV and a machine learning classifier. Embedded JavaScript actions and streams indicate the presence of exploit code. The ClamAV detection name 'Pdf.Exploit.Dropped-94' suggests it's designed to drop a secondary payload. The PDF's metadata indicates it was created using Acrobat PDFMaker, a common tool for generating PDFs from other document types, which can sometimes be abused for malicious purposes.

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` `bab986a2b3abf4c14a772ebc0444f95f724be70f6439f7cd74bb2d04d4ec4525`	pdf-javascript-stream	PDF /JS object 76 at offset 0x999	45980 bytes

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