Malicious PDF — malware analysis report

Static analysis result for SHA-256 3aed6ab1b1f1f9fb…

MALICIOUS

PDF

5.9 KB
MD5: 87b55fb124ff55cab841a7bc366a9957 SHA-1: 62e74b59ac99c69bce9ff2ec4dfc380cd607d3ee SHA-256: 3aed6ab1b1f1f9fba0e467ffe346b49d7bdc37a863240616a9a48bc0207a9627
76 Risk Score

Malware Insights

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

The PDF contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detected this file as Pdf.Dropper.Agent-7251156-0, suggesting it acts as a dropper for other malware. The embedded JavaScript is likely responsible for downloading and executing a second-stage payload, a common technique for malware distribution.

Heuristics 3

  • ClamAV: Pdf.Dropper.Agent-7251156-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-7251156-0
  • 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_obj0012_000.js
61b46047f90b888a00e497def64b956f6da2cb6e69e8905a21e0ba446aa10cd0		 pdf-javascript-stream PDF /JS object 12 at offset 0x14FB 93 bytes

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