Malicious PDF — malware analysis report

Static analysis result for SHA-256 5d1b1f8ed16d1b40…

MALICIOUS

PDF

24.2 KB
MD5: e818ffb486cf44fe16765958a4f567b9 SHA-1: 6bb3eea0a27a3e64a0652fef576a9855aeffc5fa SHA-256: 5d1b1f8ed16d1b40d8631aa743d282eb59f863303549c900783f33c961f432d7
160 Risk Score

Malware Insights

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

The file is a PDF document that contains an embedded XFA form, which is known to be exploited by CVE-2010-0188. This vulnerability allows for arbitrary code execution when the PDF is opened in a vulnerable version of Adobe Reader. The embedded URL is likely related to the exploit or a subsequent payload delivery.

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/

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