Malicious PDF — malware analysis report

Static analysis result for SHA-256 b5519a66e76e1cde…

MALICIOUS

PDF

12.3 KB
MD5: a1e685631ba3bba7c760c4a6ea277d91 SHA-1: 261387daa8173b63651fb1a2416af3ee04ea26ab SHA-256: b5519a66e76e1cdef6fae3b05334c5ae10041f94820a5a1b3f5766bdc59f6032
106 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: Malicious File

The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Exploit.Agent-36722'. It contains embedded JavaScript, indicating an attempt to execute malicious code upon opening. The ML classifier also strongly indicated maliciousness.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36722 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36722
  • 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_obj0076_000.js
c72e2c118997c16b7032674ff2da4d98449ef30d9072320570b47ceb73bd753a		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11462 bytes

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