Malicious PDF — malware analysis report

Static analysis result for SHA-256 aeb2849458964ce6…

MALICIOUS

PDF

25.0 KB Created: 2011-72-51 03:25:00
MD5: dac9dc2cbc5046ac7c16f125d2e77f82 SHA-1: 06a1a0c3002c21dbd3fa4a6d6bc13bfbf209f730 SHA-256: aeb2849458964ce6986a580a0e37d5b30fe2aa84659d6681f8b420d5fa19947a
108 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF was flagged by multiple heuristics, including a high-severity ML classifier and ClamAV detection as 'Pdf.Exploit.Agent-36199'. The presence of embedded JavaScript, indicated by PDF_JAVASCRIPT and PDF_JS firings, suggests the file attempts to execute malicious code. While the specific JavaScript content was not detailed, its presence is a strong indicator of exploit delivery.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36199 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36199
  • 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_obj0001_000.js
d114e5d7825f81ad1e070073fb986365f644318874685b02d53dc636cdde1ae6		 pdf-javascript-stream PDF /JS object 1 at offset 0x619E 443 bytes

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