PDF malware analysis — malicious · 479440010d1a9133

MALICIOUS

PDF

2.7 KB Created: 950 Authoring application: 3674

MD5: 2b1b69a96d57d07a01a4a3b5f8de6658 SHA-1: d934cb1d147e6b8bb5195136bac4e4ed1c00bcbe SHA-256: 479440010d1a913399541be5886c4ab17016d3f50fbe685ccc0035afcebbc24f

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.007 Scripting: JavaScript

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including PDF_JAVASCRIPT and PDF_JS. The embedded JavaScript, named javascript_obj0013_001.js, is flagged for suspicious characteristics such as hex escape obfuscation and script obfuscation. This suggests the script is designed to perform malicious actions, likely exploiting a PDF vulnerability to achieve code execution. The ClamAV detection further confirms its malicious nature.

Heuristics 4

ClamAV: Pdf.Exploit.Agent-36014 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36014
Suspicious extracted artifact medium 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.
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_obj0013_001.js` `cccdac5f70ed97d541b022ae6e6e7c82ca02e3984d7969c2f9fc4a1ffad9d608`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4792 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 10 eval/decoder/string-building token(s). Carved artifact contains 3 long hex-escaped blob(s).

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