Malicious PDF — malware analysis report

Static analysis result for SHA-256 2ba501b727b42606…

MALICIOUS

PDF

47.1 KB Created: 2006-02-16 15:03:51 -08:00 Authoring application: Acrobat PDFMaker 7.0.5 for PowerPoint (via substr)
MD5: 56cc40877dbbea194689c6770ffcde48 SHA-1: 477c69d9c6e2d4d13195c5177c18c6f179a0f2aa SHA-256: 2ba501b727b426063c9f11251ee2e5cf423bfb8b1596be0e9d760908f61005ab
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' confirms its malicious nature. The JavaScript is likely used to exploit a vulnerability within the PDF reader, leading to the execution of a dropped payload. The document body text appears to be metadata and copyright information, offering no direct clues to the lure.

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
95e1a518f3a6bc7636eaef67f8436fcc0b1038f5d1333744e1aa8cb957a9d735		 pdf-javascript-stream PDF /JS object 76 at offset 0xB904 528 bytes

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