PDF malware analysis — malicious · 435d53679402b9a2

MALICIOUS

PDF

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

MD5: 5298464db50bf4540dab96d33d92b050 SHA-1: d09a95cfdc88ee29fb1576774ad4e6d8fbc9db0a SHA-256: 435d53679402b9a241d227c1942992bb2d41dac06ad07e8b312f444e03b57163

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ClamAV detection 'Pdf.Exploit.Dropped-94' strongly suggests this JavaScript is malicious. The embedded JavaScript object, named 'javascript_obj0076_000.js', is the primary indicator of malicious activity. The likely intent is to download and execute a second-stage payload, a common technique for PDF-based exploits.

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` `5ed6a85a65010b90214b676e2656b6ff673fdeaa1a7e45ddfac62bd41d33c017`	pdf-javascript-stream	PDF /JS object 76 at offset 0x99C	45671 bytes

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