PDF malware analysis — malicious · 234b083ed974e400

MALICIOUS

PDF

14.9 KB Created: 2008-07-26 19:43:58 Authoring application: Scribus 1.3.3.12 (via Scribus PDF Library 1.3.3.12)

MD5: c295cfe949ab97a8305ac2682fc5f08c SHA-1: ffa924a7281dcb456e0329e8abaf8f6f8167e4f0 SHA-256: 234b083ed974e40010d0cc7d102f0a4f40a5952fe7ddc752017336ea513c7e2b

118 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 JavaScript/JScript T1204.002 Malicious File

The PDF file contains embedded JavaScript that utilizes an eval() call, a common technique for obfuscating malicious code. The ClamAV detection 'Pdf.Exploit.Agent-36118' strongly indicates a known exploit. The JavaScript is likely designed to download and execute a secondary payload, contributing to the overall malicious intent of the document.

Heuristics 5

ClamAV: Pdf.Exploit.Agent-36118 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36118
eval() call high PDF_EVAL

eval() found — commonly used for obfuscated exploit execution
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.
Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGE

One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0013_000.js` `19ef6ee93377f135ef44ce5cd91aaf66139e182fcefd61b283b58c6c196f8b52`	pdf-javascript-stream	PDF /JS object 13 at offset 0x336	13650 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 3 eval/decoder/string-building token(s). Carved artifact contains 1 long base64-like blob(s).

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