Malicious PDF — malware analysis report

Static analysis result for SHA-256 c4e2dc44b03fce59…

MALICIOUS

PDF

24.1 KB
MD5: 820579247f83b853a81e35247cc03e88 SHA-1: 87d8a32e381b4adf95b555469b4d0124352bfc89 SHA-256: c4e2dc44b03fce59f7c0495aaf316d4ef1fbb16c247503857a3bf50a1d09ae42
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The critical heuristic 'CVE_2010_0188' indicates exploitation of a known vulnerability in Adobe Reader via XFA forms. The embedded URL, while seemingly benign, is often used in conjunction with such exploits to download further stages. The ClamAV detection further confirms the malicious nature of the file.

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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