Malicious PDF — malware analysis report

Static analysis result for SHA-256 7c3c73bce54be27d…

MALICIOUS

PDF

12.1 KB
MD5: 422a5e9f62ec9c6d7e5acb6c7a32ff98 SHA-1: 6ecfa06bb353aed7443e99cad1d961fb00edd29a SHA-256: 7c3c73bce54be27dca7cd28c5490d3c92926e5a2c2cc79fe048f4dd320b95570
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings and the presence of a large JavaScript stream. ClamAV detection as 'Pdf.Exploit.Agent-36723' strongly suggests exploitation of a PDF vulnerability to execute this script. The script is likely designed to download and execute a secondary payload, a common technique for initial access.

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
bec9bc394c3c57be4d367727943654e4964daeee6eedc466210e2516e8ba71af		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11283 bytes

Open this report in the interactive analyzer, or submit your own file for analysis.