Malicious PDF — malware analysis report

Static analysis result for SHA-256 c72494de7fd9acfb…

MALICIOUS

PDF

3.2 KB
MD5: 01f84ee3d8547a816bb71cf285d8132e SHA-1: 36a84abb95e57623e3ee4b6f3814b5fb69d3b8ce SHA-256: c72494de7fd9acfbba9eb01850e595ca92a805f01756b7b41c2d9ae67c69e576
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings. ClamAV also detected this file as Pdf.Exploit.Agent-36121, confirming its malicious nature. The embedded JavaScript is likely responsible for exploiting a vulnerability within the PDF reader to execute malicious code, potentially leading to further compromise.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36121 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36121
  • 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_obj0007_000.js
d70736a7a98d7c0872951a8f9826d459e030a261dfbc6f5d2f55197bc6089769		 pdf-javascript-stream PDF /JS object 7 at offset 0x9C7 453 bytes

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