Malicious PDF — malware analysis report

Static analysis result for SHA-256 263cd298b839cbec…

MALICIOUS

PDF

24.0 KB
MD5: 1e37030dc47ca440bac95978a1cf8966 SHA-1: 2163e4c6b572bbb8e31a2d6d8c6ad327254669c2 SHA-256: 263cd298b839cbecc6a1d7f0ccbcb7b1f52f59d7dae659f5a36385be6c1cc2fe
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF document that utilizes XFA forms and exploits CVE-2010-0188, a vulnerability in Adobe Reader's LibTIFF component. This exploit allows for the execution of arbitrary code. The embedded URL is likely related to the XFA template but does not appear to be directly malicious.

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.Dropped-78 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Dropped-78
  • 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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