Malicious PDF — malware analysis report

Static analysis result for SHA-256 34b0da427015d5ae…

MALICIOUS

PDF

24.1 KB
MD5: 02c68b7b804c8040e72d6d8485ff198f SHA-1: 16fa150e8a25d56d17403d40631f5207f5f9ec8c SHA-256: 34b0da427015d5ae80bd95e0fc6f41f7241cdd61f1524967710d7b0aee1ac62e
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1566.001 Spearphishing Attachment T1204 User Execution

The sample is a PDF document that contains an XFA form, which is a known vector for exploiting vulnerabilities. Specifically, the 'CVE_2010_0188' heuristic indicates a critical exploit targeting Adobe Reader's LibTIFF component. This exploit likely downloads and executes a second-stage payload from the embedded URL. The ClamAV detection further confirms its malicious nature.

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/

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