PDF malware analysis — malicious · 8b1f211140c73984

MALICIOUS

PDF

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

MD5: 40e00fe76f3ef69ea2a400f42aec5230 SHA-1: 4a3a0fe140c4538402d800de7dd4561bd5467952 SHA-256: 8b1f211140c7398479678c438d08af835189f232e07daf80a728cb511afcfd39

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. ClamAV detection as 'Pdf.Exploit.Dropped-94' strongly suggests this is a malicious PDF exploiting a vulnerability. The embedded JavaScript is likely responsible for downloading and executing a secondary payload, which is a common attack pattern for such documents. The file's metadata and content do not provide further specific indicators, leading to an 'unknown family' classification.

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` `7a569942455e24b2fad7ae3416631b837d7332d57fe88c7fa2e1637f29494d3c`	pdf-javascript-stream	PDF /JS object 76 at offset 0x94B	50255 bytes

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