Malicious PDF — malware analysis report

Static analysis result for SHA-256 8961d8a11db81c15…

MALICIOUS

PDF

16.0 KB
MD5: 468b6cd67c3b15d930b3d0f7281a93af SHA-1: 11f4659b906f463823506d2ca160a3b4514011c9 SHA-256: 8961d8a11db81c1591aee7dd563720b5bbd7917eb0389683a1901d4c32f1e2c0
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings and the presence of a JavaScript object. ClamAV detection as 'Pdf.Exploit.Agent-36324' strongly suggests exploitation of a known PDF vulnerability. The embedded JavaScript is likely responsible for executing a malicious payload, although its specific actions cannot be determined without further analysis.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36324 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36324
  • 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
1d9d165fdd7d83030a8c560cf8fe6e35d3f0563db9c349a97e20a7da84a2819a		 pdf-javascript-stream PDF /JS object 76 at offset 0x2D4 15465 bytes

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