Malicious PDF — malware analysis report

Static analysis result for SHA-256 1c8802f27f9fcba3…

MALICIOUS

PDF

12.1 KB
MD5: 7ce23cd24243623d7fe41214d7d39caf SHA-1: fa2764479378b444b4265e281da924fef40c4d3c SHA-256: 1c8802f27f9fcba33d3c85dd84be65f970827c038f00b10abf6a4a20900e47f2
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.007 JavaScript

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings. ClamAV detection further confirms its malicious nature, identifying it as Win.Trojan.Agent-36281. The embedded JavaScript is likely used to exploit vulnerabilities within the PDF reader or download 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
2547189b44bcb62d255be5c88f589165195b71348930d7818e5bd7ffec1e9fce		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11310 bytes

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