Malicious PDF — malware analysis report

Static analysis result for SHA-256 298183cccaa41333…

MALICIOUS

PDF

34.9 KB Created: 2009-05-01 21:21:45 Authoring application: tvEeSFCPx (via NeTSnrx)
MD5: 85b7d9c66185e2a072119dfbf3f617a7 SHA-1: 335c8b1aa3c7461ee9882bd45501283723c221fd SHA-256: 298183cccaa4133348c77cad7621818cae83ff26103293b5f56d0257ed9c47e3
116 Risk Score

Malware Insights

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

The critical ClamAV heuristic and the presence of PDF JavaScript with an eval() call indicate a malicious PDF. The JavaScript is heavily obfuscated but appears to reconstruct and execute code. The specific ClamAV detection name 'Pdf.Exploit.Agent-22680' suggests a known exploit. The eval() call within the JavaScript stream is the primary mechanism for executing the malicious payload.

Heuristics 4

  • ClamAV: Pdf.Exploit.Agent-22680 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-22680
  • eval() call high PDF_EVAL
    eval() found — commonly used for obfuscated exploit execution
  • 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.