Malicious PDF — malware analysis report

Static analysis result for SHA-256 41653244ae4bb1c6…

MALICIOUS

PDF

6.6 KB Authoring application: Tisilarehaue (via 39301Tibedegabala)
MD5: 16e5d01ee62e389eeedc316c2c7687cf SHA-1: 0c2a4f8e935ce0c211bb2519fb3375561abac8f0 SHA-256: 41653244ae4bb1c683f01ac7cd0e532c1604de630f53eef04f40949584f1a824
76 Risk Score

Malware Insights

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

The critical ClamAV detection and the presence of embedded JavaScript strongly indicate malicious intent. The JavaScript action and embedded JS stream heuristics confirm that the PDF is designed to execute code. The document body content is heavily obfuscated and unreadable, providing no direct clues about the lure. No specific malware family could be identified.

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