Malicious PDF — malware analysis report

Static analysis result for SHA-256 542867421c935845…

MALICIOUS

PDF

12.6 KB
MD5: 6f49378edfb06f165d717927102ada00 SHA-1: d6daf139a9d9059b22d749006b15079c22c4730b SHA-256: 542867421c935845882ad4708205540ffc4b305a03061c3dda2a4b1bca6273d4
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
c87e99988751da6b4397b39951f0c1c291286f6ad151aba1f18b2bb659956a43		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11764 bytes

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