Malicious PDF — malware analysis report

Static analysis result for SHA-256 d3efce143ae2e729…

MALICIOUS

PDF

8.0 KB Created: 2009-08-23 19:47:07 Authoring application: help a.3.5.0 (via PDF Library 4.5.1.5)
MD5: 92da38ede67bfdacebb0c4a5721eff3c SHA-1: 91603b1a52494ecba1d8afce9ba37702b8fe93cb SHA-256: d3efce143ae2e72980ae6b590db2b07aec9c50fab4f6efd87c03fe003996d074
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 JavaScript/JScript

The PDF file was detected as malicious by ClamAV with the signature 'Pdf.Dropper.Agent-7002963-0'. Static analysis revealed embedded JavaScript, indicating an attempt to execute code. The large size of the embedded JavaScript stream suggests it is likely a downloader for a second-stage payload.

Heuristics 3

  • ClamAV: Pdf.Dropper.Agent-7002963-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-7002963-0
  • 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.

FilenameKindSourceSize
javascript_obj0014_000.js
4449049e3519eab8b178a6ee3632e0c440c9d8154676dc6379969a9df195c553		 pdf-javascript-stream PDF /JS object 14 at offset 0x398 247427 bytes

Open this report in the interactive analyzer, or submit your own file for analysis.