Malicious PDF — malware analysis report

Static analysis result for SHA-256 4935f2ddf969a5d7…

MALICIOUS

PDF

1.4 KB
MD5: 7a37373fe7578c0cd8a35d4a92b20050 SHA-1: eb154885d825204dc7940d00ce5d798a1029f11c SHA-256: 4935f2ddf969a5d7e2d08709be61b821fa6948ed7b7542a9b6f11c8fb03b5782
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious Link

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detection confirms its malicious nature, identifying it as Pdf.Malware.Agent-7425865-0. The embedded JavaScript is likely used to exploit vulnerabilities within the PDF reader or to download and execute a secondary payload, which is a common technique for distributing malware.

Heuristics 3

  • ClamAV: Pdf.Malware.Agent-7425865-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Malware.Agent-7425865-0
  • 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_obj0005_000.js
9fb287ab19c86b2982d13db78f4771b6573c1941519328846d3e4a778d63e0b7		 pdf-javascript-stream PDF /JS object 5 at offset 0x10F 1877 bytes

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