Malicious PDF — malware analysis report

Static analysis result for SHA-256 5343242e9d223aa0…

MALICIOUS

PDF

12.5 KB
MD5: 50ad2c464753626957cdafee7394bcf9 SHA-1: bdcc655ecd5558580c9934f7a0de6ce05713be80 SHA-256: 5343242e9d223aa0d6f60484e5854cfa57456c3a6f631c438820a5bde12acac1
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.007 JavaScript

The PDF contains embedded JavaScript, indicated by multiple heuristic firings. ClamAV also detected the file as Win.Trojan.Agent-36281. The embedded JavaScript is likely intended to perform malicious actions, such as downloading and executing a secondary payload, although the specific actions are not detailed due to the lack of script content.

Heuristics 3

  • ClamAV: Win.Trojan.Agent-36281 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Agent-36281
  • 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
53eff6196fe1222c01f421ce9747e775462dcb8e3792928a8cd2c9ae09fbdb97		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11649 bytes

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