Malicious PDF — malware analysis report

Static analysis result for SHA-256 20fe562d632cf7d0…

MALICIOUS

PDF

3.3 KB
MD5: 5e10e65daef4b5ad443d4a975880c467 SHA-1: 6354e04b5cbc940ca6a893d40eabbdf5b10d61b9 SHA-256: 20fe562d632cf7d0df01b043976b9a2055bbfbe1565f443ff597231ac21b7aad
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.Agent-36121 further confirms its malicious nature. The embedded JavaScript is likely responsible for exploiting a vulnerability within the PDF reader to execute arbitrary code. No specific IOCs like URLs or hashes were extracted from the script content.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36121 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36121
  • 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_obj0007_000.js
d5bfffc99be3d1bdddd68d2f7d79cef166b67c9992864028acd084e72487330c		 pdf-javascript-stream PDF /JS object 7 at offset 0xA80 304 bytes

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