MALICIOUS
128
Risk Score
Malware Insights
MITRE ATT&CK
T1203 Exploitation for Client Execution
The sample is a PDF file that contains an XFA form, which is a known vector for exploiting Adobe Reader vulnerabilities. Specifically, the critical heuristic firing indicates exploitation of CVE-2010-0188, a known vulnerability in LibTIFF used by Adobe Reader. This exploit is likely used to download and execute a second-stage payload. The embedded URL, while seemingly benign, is part of the XFA template structure and could be a component of the exploit chain.
Heuristics 4
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Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188PDF 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.
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ClamAV: Pdf.Exploit.Agent-36821 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Exploit.Agent-36821
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XFA form low PDF_XFAPDF uses XML Forms Architecture — can contain script logic
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Embedded URL info EMBEDDED_URLOne 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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