Malicious PDF — malware analysis report

Static analysis result for SHA-256 58a2a8d16ed193a1…

MALICIOUS

PDF

24.2 KB
MD5: 48b9657c9d83e028b5ed2172f9c554b2 SHA-1: e5608dafc322f6eff8408bfd48dbd3776e4b6cdf SHA-256: 58a2a8d16ed193a1ce11d25f061d71974ddafa9e9ecb35233c23dc35753ffe44
128 Risk Score

Malware Insights

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

The PDF file contains an embedded XFA form which is exploited by CVE-2010-0188, a known vulnerability in Adobe Reader. This exploit is designed to execute arbitrary code, likely to download and run a second-stage payload. The embedded URL, while seemingly benign, is part of the XFA template structure 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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