PDF malware analysis — malicious · 381aec166ab7b033

MALICIOUS

PDF

58.9 KB Created: 2006-02-16 15:03:51 -08:00 Authoring application: lice (via ubst)

MD5: 90d41cddc04deb28418e7d521f0d2d16 SHA-1: 4af77ca34958177aa4c9d40bac348ddb03124747 SHA-256: 381aec166ab7b033c043b6771bc9cf988909cb6264b230bfa3abb01ab989f4fc

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 is a malicious PDF exploiting a known vulnerability. The embedded JavaScript is likely responsible for downloading and executing a secondary payload, which is a common technique for malware delivery.

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` `a26d8fac1920a64cf1274206c8d416c0cd434d13860b77446fbd2fe8c8fe098d`	pdf-javascript-stream	PDF /JS object 76 at offset 0x94B	50382 bytes

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