Malicious PDF — malware analysis report

Static analysis result for SHA-256 ae0c53ec59eea82f…

MALICIOUS

PDF

12.3 KB
MD5: 7a3c38f15d0c476fd21ba40d4ebec3cb SHA-1: eb32362d90770b0fe027b36052f433ea5b1ab501 SHA-256: ae0c53ec59eea82f6d4bdba41889a65291b1a7410124340256eba2e9ffa22ec3
76 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings and the presence of a large JavaScript object. ClamAV detection as 'Pdf.Exploit.Agent-36723' strongly suggests exploitation of a known PDF vulnerability. The embedded JavaScript is likely responsible for executing a malicious payload.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36723 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36723
  • 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
19dcfe0b424b31fe6acd056e4fc19d628d01f80db836677fe2d2670f5379f508		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11500 bytes

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