Malicious PDF — malware analysis report

Static analysis result for SHA-256 c3d697cf05134f59…

MALICIOUS

PDF

6.6 KB Authoring application: Tisilarehaue (via a0817Tibedegabala)
MD5: d4788995827928b06e7db3b4d7443884 SHA-1: d891d021047c3b9d71c529c8dfbb97436c03bd74 SHA-256: c3d697cf05134f5978ca7e249a88d595bb78a88dc165fb6aa84dbd2da6b77612
76 Risk Score

Malware Insights

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

The critical ClamAV heuristic indicates this PDF is detected as Pdf.Exploit.Agent-36142, suggesting it contains a known exploit. Low-severity heuristics confirm the presence of embedded JavaScript, which is commonly used in PDF exploits to download and execute further malicious payloads. No document body text was available for analysis, but the presence of JavaScript and the ClamAV detection strongly suggest a malicious exploit delivery mechanism.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36142 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36142
  • 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_obj0010_000.js
d4dce4f95f7146e3b127d68edf45ceb045483a205d9e9a2a53d6e6b80d83b663
pdf-javascript-stream PDF /JS object 10 at offset 0x1230 1728 bytes