Malicious PDF — malware analysis report

Static analysis result for SHA-256 2d0fa4c84c10117f…

MALICIOUS

PDF

58.9 KB Created: 2006-02-16 15:03:51 -08:00 Authoring application: lice (via ubst)
MD5: 44793d58f3220ba481c96cdef1aef790 SHA-1: 4ea37db9e4c4e4aebb17eedc23a5246b686a893a SHA-256: 2d0fa4c84c10117f020ce662fa0aec7c735538b42a2376281a897ad4d0bc5495
76 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by heuristic firings for PDF_JAVASCRIPT and PDF_JS. ClamAV detection as 'Pdf.Exploit.Dropped-94' strongly suggests it's a known exploit. The embedded JavaScript is likely responsible for executing the exploit, leading to a malicious outcome. The document body contains unusual characters and metadata suggesting it's not a typical user-facing document.

Heuristics 3

  • ClamAV: Pdf.Exploit.Dropped-94 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Dropped-94
  • 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_obj0076_000.js
3bd461bff9e5fa00f30fa95fb196ec615459c4454e9b0055b1c1018b651cf5a4
pdf-javascript-stream PDF /JS object 76 at offset 0x94B 50341 bytes