Malicious PDF — malware analysis report

Static analysis result for SHA-256 0eefca8bc3ba6505…

MALICIOUS

PDF

24.0 KB
MD5: 86de2b4ec79d687c96abfbf600b85c41 SHA-1: 75f53eb53bb3002099a920f115d218eff86357da SHA-256: 0eefca8bc3ba650512e0b6474e68ee1902e1ad624ee6f7e8c20777f49018f4df
160 Risk Score

Malware Insights

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

The file is a PDF document identified as malicious by multiple heuristics, including a critical detection for CVE-2010-0188, which is an exploit targeting Adobe Reader's handling of XFA forms and LibTIFF. The ML classifier also strongly indicated maliciousness. The embedded URL is likely related to the exploit's functionality or a subsequent payload delivery. The attack pattern involves exploiting a client-side vulnerability to achieve code execution.

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/