Malicious PDF — malware analysis report

Static analysis result for SHA-256 3291910f80cdb7a1…

MALICIOUS

PDF

12.4 KB
MD5: 711d84fff58c7c2b114cd75bfb531235 SHA-1: 65a764439c675adde442f2692462963f292489c0 SHA-256: 3291910f80cdb7a11b5d12a1764430cebfad2399da6a3e498578359989f84583
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 responsible for the malicious functionality, potentially downloading and executing a secondary payload.

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
508df06e82f2cb6c601929a98aae913b3e3b1ac1fb54f98dfbce8e3012dba74d		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11542 bytes

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