Malicious PDF — malware analysis report

Static analysis result for SHA-256 c52c615be83ddba6…

MALICIOUS

PDF

16.2 KB Created: 2010-03-05 15:19:50 Authoring application: Laxiwoveja
MD5: 7ef3848a0f910920207dc2cc5dea8107 SHA-1: cbf751af996765387406d0a3489023dcc1c88bb8 SHA-256: c52c615be83ddba6e10debfc7bd1773db6287767a6a2010cbf67e6ac98464133
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 JavaScript/JScript

The critical ClamAV heuristic 'Pdf.Exploit.Agent-36066' indicates a known PDF exploit. Additionally, heuristics for PDF JavaScript actions and embedded JS streams confirm the presence of executable code within the PDF. The embedded JavaScript is likely responsible for the malicious behavior, potentially downloading and executing a secondary payload.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36066 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36066
  • 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_obj0022_000.js
22e7b9b95199cc294a88baec03e968aa698abb89fdbf202e98b946c7b2639771		 pdf-javascript-stream PDF /JS object 22 at offset 0x30AF 971255 bytes

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