Malicious PDF — malware analysis report

Static analysis result for SHA-256 3dabe0fa106181cd…

MALICIOUS

PDF

47.1 KB Created: 2006-02-16 15:03:51 -08:00 Authoring application: Acrobat PDFMaker 7.0.5 for PowerPoint (via subst)
MD5: ffc22909a181ec2c428b5b557033e1cb SHA-1: 5a2f302522c395744f1090d4a0c258618786d1ff SHA-256: 3dabe0fa106181cd818c20f7ca7d143aea94aa6a21eec7027efacac73b958a5b
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 it's a known exploit. The JavaScript is likely responsible for downloading and executing a second-stage payload, a common technique for malicious PDFs.

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.

FilenameKindSourceSize
javascript_obj0076_000.js
6c4f626cd577d088dc5e2501aaf8a8ab0f49c2da60244e548f49f21ce65a75fe		 pdf-javascript-stream PDF /JS object 76 at offset 0x99B 45447 bytes

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