Malicious PDF — malware analysis report

Static analysis result for SHA-256 cfe7260c2d83b9ea…

MALICIOUS

PDF

24.1 KB
MD5: 976b280e3dfa80ff5d885f2a151b3c49 SHA-1: 40d9d628ad3243b0dfb62d813df4d9daa24d4354 SHA-256: cfe7260c2d83b9ea08ff3c59b49a53cef926e5b94e8eda42611005434d7d6ea4
128 Risk Score

Malware Insights

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

The sample is a PDF document that leverages the CVE-2010-0188 exploit targeting Adobe Reader's XFA form processing. This exploit is known to deliver a second-stage payload. The embedded URL, while seemingly benign, is part of the XFA template structure and could potentially be used in 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.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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