Malicious PDF — malware analysis report

Static analysis result for SHA-256 b5b81955066ff109…

MALICIOUS

PDF

12.6 KB
MD5: 3ecf7d8b647aa0f94d1c525a5ad003a6 SHA-1: d72e97743806b67a5c20a70491587cf6ab15e7da SHA-256: b5b81955066ff109c0884b36696c36e7d2fc9d471442dbae0f0a6413b9b349c1
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings. ClamAV detection 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 to download and execute 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
1fbbbf8b4aec2670f755a2370b8d5cc0d162f0ae0e13798ad1e7efbf21d87f2e		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11782 bytes

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