Malicious PDF — malware analysis report

Static analysis result for SHA-256 41971f964aaf0cbf…

MALICIOUS

PDF

24.1 KB
MD5: d35cdde815bf5b0c6710e93fa31f36b1 SHA-1: acf217414d50acbdc36bf3517ec4863eaa3ba7b9 SHA-256: 41971f964aaf0cbf2a4e42cbcd872474ae259fe38def8da6e3ffa821a4fc8a60
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: User Execution: Malicious File T1566.001 Phishing: Spearphishing Attachment

The sample is a PDF file that contains an XFA form, which is being exploited via CVE-2010-0188. This exploit targets Adobe Reader's LibTIFF component to achieve code execution. The embedded URL is likely related to the XFA template and may be used in the exploitation 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.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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