Malicious PDF — malware analysis report

Static analysis result for SHA-256 29f42b5f2cd9cfe8…

MALICIOUS

PDF

12.6 KB
MD5: 651a1fe32ce5f91fe2f06130a5bcb415 SHA-1: cd22fbbc94f95133cb9b008e6b70ed32fbd071ee SHA-256: 29f42b5f2cd9cfe8de24adc03040fb07eb128f886b1712ce0baa9bd86e214652
76 Risk Score

Malware Insights

The PDF file contains embedded JavaScript, indicated by heuristic firings for PDF_JAVASCRIPT and PDF_JS. ClamAV detection identifies it as Win.Trojan.Agent-36281, suggesting it's a trojan agent. The embedded JavaScript is likely responsible for executing malicious actions, such as downloading a second-stage 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
586638727313c915d679ea93bdf0590b000ae049b388625d92a30dbab729023d		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11800 bytes

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