Malicious PDF — malware analysis report

Static analysis result for SHA-256 a4b4ed08da8ea25c…

MALICIOUS

PDF

24.1 KB
MD5: dd83658488114e5dbd8c07dc33e86b0e SHA-1: 5fa60d4dc03b181f6c2c8988fc50f64da561500c SHA-256: a4b4ed08da8ea25c0b0410da9f8460107b4854edc1e4367989774f3db5038157
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204 Malicious Link T1204.001 Malicious Link: Embedded Link T1204.002 Malicious Link: Malicious File

The PDF file contains an XFA form and exploits CVE-2010-0188, a known vulnerability in Adobe Reader related to LibTIFF processing. This indicates the document is designed to deliver a malicious payload upon opening. The embedded URL, while seemingly benign, is likely part of the exploit chain or a lure.

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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