Malicious PDF — malware analysis report

Static analysis result for SHA-256 7bb265d472cbcef8…

MALICIOUS

PDF

4.4 KB
MD5: 522b34c87edf1f5761ac90d1b9bdc474 SHA-1: fc91327e0f6a05693434c4a3796edfb52625c204 SHA-256: 7bb265d472cbcef8cd8d019c18b5b50a5f6035796e7e9244e14154d2c9d3b523
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also detected this file as Pdf.Exploit.Agent-36898, suggesting it exploits a known PDF vulnerability. The embedded JavaScript is likely responsible for executing malicious code, potentially leading to further compromise.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36898 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36898
  • 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_obj0020_000.js
51b3a56855d2b5ded05c2422f789a6816e6144a8a3e080b5586e5380265eb034		 pdf-javascript-stream PDF /JS object 20 at offset 0xDEC 255 bytes

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