Malicious PDF — malware analysis report

Static analysis result for SHA-256 f717f9666703f6fa…

MALICIOUS

PDF

66.1 KB
MD5: 1f685e9dc220483ec9fa6146a003546e SHA-1: 00904899b828ec0bb69d9ea3437b95c436051555 SHA-256: f717f9666703f6faf247b1c83352a6613a447e62b77b1b11ce928de072ecd482
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The sample is a PDF file that utilizes XFA forms and exploits the CVE-2010-0188 vulnerability in Adobe Reader. This exploit is known to download and execute a second-stage payload. The embedded URL, while seemingly benign, is associated with XFA templates and could be a lure or part of the exploit chain.

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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