Malicious PDF — malware analysis report

Static analysis result for SHA-256 f35399753cc1a812…

MALICIOUS

PDF

24.1 KB
MD5: 9f70b0b2fa54d7fd9fa8176c289633b4 SHA-1: f9e09d13db30cd2c0ba0f112e152dd8598f267a4 SHA-256: f35399753cc1a812c60d34b9da6da660ee32566e165c0505841b6d00adde79cb
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. Static analysis identified a critical heuristic match for CVE-2010-0188, indicating exploitation of the LibTIFF component within XFA. This exploit likely leads to arbitrary code execution. An embedded URL was also extracted, which may be used for further payload delivery.

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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