Malicious PDF — malware analysis report

Static analysis result for SHA-256 706ef4f4af0fcbbf…

MALICIOUS

PDF

24.1 KB
MD5: 6bdec50c5a0e48ae8650ba8e125edcd7 SHA-1: 00f5e480ccd66ba5f2d545eb420fe6b15cc38259 SHA-256: 706ef4f4af0fcbbf88119aed792e8bf7fb5c8dd3f58e6b548e0f1f558abafb23
160 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The file is identified as malicious by multiple heuristics, including a critical alert for CVE-2010-0188, which is an exploit targeting Adobe Reader's handling of XFA forms. The presence of an embedded URL, though benign in this case, is typical of documents used in phishing campaigns. The exploit's nature suggests it's designed to execute a secondary payload upon opening.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 4

  • Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188
    PDF contains the CVE-2010-0188 exploit template: XFA JavaScript heap-spray setup, a generated TIFF image payload, and assignment of that TIFF data to an XFA image field rawValue to trigger Adobe Reader's LibTIFF parser.
  • ClamAV: Pdf.Exploit.Agent-36821 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36821
  • XFA form low PDF_XFA
    PDF uses XML Forms Architecture — can contain script logic
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://www.xfa.org/schema/xfa-template/2.5/