Malicious PDF — malware analysis report

Static analysis result for SHA-256 91123d682ebe3a57…

MALICIOUS

PDF

12.5 KB
MD5: 47eee5ff14d016f68ea1c97ba3fb49d2 SHA-1: 56c9a442f0daa6b34436e6b2b5fb1a317ac1fdcb SHA-256: 91123d682ebe3a576c3f711b0cffdb43c1cefb0070b28ab5597a7d9a99c061ba
76 Risk Score

Malware Insights

The PDF contains embedded JavaScript, indicated by multiple heuristic firings. ClamAV detection as 'Win.Trojan.Agent-36281' strongly suggests malicious intent. The embedded JavaScript is likely responsible for the malicious behavior, 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
221ef11a807e5c50952fc613bef5a0fbc6b67013993caf537b318b528c4fc34e		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11687 bytes

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