Malicious PDF — malware analysis report

Static analysis result for SHA-256 99f010155066ca33…

MALICIOUS

PDF

12.5 KB
MD5: fe6f42e45404ee87e75c085ad665d838 SHA-1: 0dda5dc44099a7e632d0139c1ffd7823c94e85f5 SHA-256: 99f010155066ca333ef341df77b5096966ad4862fe2d4e856fe204c95ddd1639
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.007 JavaScript

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings. ClamAV detection as Win.Trojan.Agent-36281 further confirms its malicious nature. 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
f63cbbc96414181f49815f73925293710d97e3414003f03d12aa8a203d548cc6		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11711 bytes

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