Malicious PDF — malware analysis report

Static analysis result for SHA-256 ba38862e36c39a15…

MALICIOUS

PDF

3.2 KB
MD5: 793697eb1e62554443b4ea39228de5b9 SHA-1: d35b3a7bde0ffef29bee56a0268885f935557b96 SHA-256: ba38862e36c39a15cb2e5dfe413ba427bf83e28bb452764ec50035a5d5f9bada
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. This JavaScript is likely used to exploit a vulnerability within the PDF viewer, as suggested by the ClamAV detection name 'Pdf.Exploit.Agent-36121'. The embedded JavaScript is the primary mechanism for delivering the malicious payload.

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
211c47b114d8f9ec24993222253b8fe7baa1e5cf7df011faaad21ec3f0030503		 pdf-javascript-stream PDF /JS object 7 at offset 0x9C7 504 bytes

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