Malicious PDF — malware analysis report

Static analysis result for SHA-256 dd69b2e9bbeceb2a…

MALICIOUS

PDF

2.7 KB Created: 854 Authoring application: 8239
MD5: bb2992344c785e71a24999a204a716ef SHA-1: f6af7f5b05dc5bde8b1e69545e3d54c0dc52ca39 SHA-256: dd69b2e9bbeceb2afa1edabe32b261a5d808924af2c4ce54a3a68b77546d4d94
96 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including PDF_JAVASCRIPT and PDF_JS. The ClamAV detection 'Pdf.Exploit.Agent-36014' strongly suggests exploitation. The embedded JavaScript file 'javascript_obj0013_001.js' likely contains the malicious payload, potentially downloading and executing further stages, although its specific actions are obscured by obfuscation.

Heuristics 4

  • ClamAV: Pdf.Exploit.Agent-36014 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36014
  • Suspicious extracted artifact medium EXTRACTED_FILE_STATIC_TRIAGE
    One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.
  • 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_obj0013_001.js
b3d8a63238f991c3d16573ef26c27951171bf1cf42b4a7cd82bbce5e0663ac4a
pdf-javascript-stream PDF /JS object 13 at offset 0x328 4805 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 10 eval/decoder/string-building token(s). Carved artifact contains 3 long hex-escaped blob(s).