Malicious PDF — malware analysis report

Static analysis result for SHA-256 dddc8c4908c1a392…

MALICIOUS

PDF

12.4 KB
MD5: 425bf08019043ed069063efb8b78df8e SHA-1: 2901f8befb4e1c8e0bf62a1c8be1c4702c0c95e6 SHA-256: dddc8c4908c1a39289a4dd83b45e17896d51d7d8057b9305bd7b13bcac1c9b9e
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 including PDF_JAVASCRIPT and PDF_JS. ClamAV detection as Pdf.Exploit.Agent-36723 confirms its malicious nature. The embedded JavaScript is likely responsible for exploiting a vulnerability within the PDF reader to execute arbitrary code.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36723 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36723
  • 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
fbff35dc15e0b0cc71a6c170d3ac556c2a6c7b825f172c76dcf96ffa76618f86		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11577 bytes

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