Malicious PDF — malware analysis report

Static analysis result for SHA-256 9447680ca6129d86…

MALICIOUS

PDF

11.8 KB
MD5: a254780f3bd3b9a53b6f8c41f4b9dd7b SHA-1: 1a267197f690f7eb8c73c0cd8959044b32205005 SHA-256: 9447680ca6129d86f42335b74cbdba9f415d7411d5e0f8153112c1de40f5d8c1
106 Risk Score

Malware Insights

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

The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Exploit.Agent-36177' and a high ML score. Embedded JavaScript was also detected, indicating an attempt to execute code. The ML classifier's high confidence and the specific ClamAV signature suggest a known exploit is being leveraged.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36177 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36177
  • 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
a7e6203b0e8f812879ed8382ccbb3900ad81b5a92faf27692f51de6e8c96c13a		 pdf-javascript-stream PDF /JS object 7 at offset 0x1A6 569 bytes

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