Malicious PDF — malware analysis report

Static analysis result for SHA-256 ee4e7356adca0afb…

MALICIOUS

PDF

3.3 KB
MD5: 06ca73d19c3f8b20057ecfb7fa0ba161 SHA-1: b07e98d73d9d87c20c4fe44c822a244e73eef171 SHA-256: ee4e7356adca0afb05d28cef9e77a22c958172edaa6645c4efb778d7dd0a167f
106 Risk Score

Malware Insights

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

The PDF file was flagged by ClamAV as Pdf.Exploit.Agent-36121 and a machine learning classifier with high confidence. Embedded JavaScript was detected, indicating the likely execution of an exploit. The ML classifier output of 0.999922 strongly suggests malicious intent, likely to exploit a vulnerability within the PDF reader.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

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
05f77a0b045399d5f227d5fb3f322219709ef9e2819cea9f03cbde5818b9923e
pdf-javascript-stream PDF /JS object 7 at offset 0xA87 362 bytes