PDF malware analysis — malicious · 52c3bdcc98562138

MALICIOUS

PDF

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

MD5: 5db3b77ed35dde6b8faa621ea053976f SHA-1: c2c6951767595e44f5fcc4c91961d44d98e9b025 SHA-256: 52c3bdcc98562138f62a47a62a3367abb3cf5920911474b593aa22ca5164a009

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by heuristic firings for PDF_JAVASCRIPT and PDF_JS. ClamAV detection as 'Pdf.Exploit.Dropped-94' strongly suggests it's a known exploit dropper. The embedded JavaScript is likely responsible for executing the exploit, leading to the download or execution of a secondary payload. The document body content is obfuscated and does not provide clear user-facing lures.

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` `f8ae081812746fda2477a5370eeb64af8fcea5a3cb42fad1eca9e622970cf540`	pdf-javascript-stream	PDF /JS object 76 at offset 0x955	50961 bytes

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