Malicious PDF — malware analysis report

Static analysis result for SHA-256 b926f2e6dd95bc24…

MALICIOUS

PDF

16.2 KB Created: 2010-03-05 15:19:50 Authoring application: Laxiwoveja
MD5: a3bc9398738183dd66b956ad980e4f71 SHA-1: a44d928006bc76d6533ddb5773e95881897f87b1 SHA-256: b926f2e6dd95bc24a0e7ba6adda0e98b13578800de910d8eeeca246d34cbebc3
76 Risk Score

Malware Insights

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

The file is a PDF containing embedded JavaScript, indicated by multiple heuristic firings and the presence of a javascript_obj0022_000.js artifact. The ClamAV detection 'Pdf.Exploit.Agent-36066' strongly suggests this is a known exploit. The embedded JavaScript is likely responsible for executing the exploit, leading to a malicious outcome.

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