Malicious PDF — malware analysis report

Static analysis result for SHA-256 662487c5167634fb…

MALICIOUS

PDF

24.1 KB
MD5: dee68ac8e492a6a4229760156436f4a3 SHA-1: 26e61b3295579554756521c873a78278553795e0 SHA-256: 662487c5167634fb30a50f3492995a77594ad893a087d7b6f34fdee0056e4659
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 vulnerable to CVE-2010-0188. The heuristic firings indicate that the sample attempts to exploit this vulnerability to achieve arbitrary code execution. The embedded URL is likely related to the XFA template, but its reputation is unknown.

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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