Malicious PDF — malware analysis report

Static analysis result for SHA-256 5f15f0889ebe3342…

MALICIOUS

PDF

24.1 KB
MD5: 574a37972df927bd3ef3ab22e17a8dc2 SHA-1: 2fa24474982d0f7b8024ef3c9a289d85de720f76 SHA-256: 5f15f0889ebe3342775d7cb7a0748f8289f11f0890fc1ac17ca179b8f43bc2fc
160 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file identified as malicious by multiple heuristics, including a critical detection for CVE-2010-0188, which exploits a vulnerability in Adobe Reader's LibTIFF component. The XFA form structure is also noted, which is often associated with exploits. The embedded URL is likely part of the exploit chain or a secondary payload delivery mechanism.

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/