Malicious PDF — malware analysis report

Static analysis result for SHA-256 77c3821b09d3cefe…

MALICIOUS

PDF

12.7 KB
MD5: 65586e665571fd8312e5de7f18185510 SHA-1: 035abce75c82b85696ecc8691ea8f6f80d937738 SHA-256: 77c3821b09d3cefe12340b18eacf16ac4bd2f72db8e1f5cc3863f78aca6fc062
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 detected the file as Win.Trojan.Agent-36281, suggesting it is a known malware variant. The embedded JavaScript is likely responsible for the malicious payload delivery or execution.

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
2ef2e5d8a7f368423232b0f12696c53e6d7f751e555b1b4ce69528a4d849a895		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11917 bytes

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