Malicious PDF — malware analysis report

Static analysis result for SHA-256 dcc3b1d41389ebce…

MALICIOUS

PDF

16.2 KB Created: 2010-03-05 15:19:50 Authoring application: Laxiwoveja
MD5: af5710433aee461989bf45dd6edf4ed7 SHA-1: acaddd01eafa30ad34cb8e524b18f46f70cc6368 SHA-256: dcc3b1d41389ebceb25bd602f4612b3c39106f9d06fe36f6ddf0de8b7ac6d885
76 Risk Score

Malware Insights

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

The critical ClamAV heuristic indicates this PDF is malicious, specifically identified as 'Pdf.Exploit.Agent-36066'. The presence of embedded JavaScript, detected by two heuristics, strongly suggests that the PDF is designed to exploit a vulnerability to execute arbitrary code. The embedded JavaScript is likely responsible for downloading and executing a second-stage 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