Malicious PDF — malware analysis report

Static analysis result for SHA-256 b9b66541f22d9f13…

MALICIOUS

PDF

24.2 KB
MD5: 670c8059694aa10c91eab1a140e4e59e SHA-1: 4e3711e8ae7302621fda47fdbc84587fa6479555 SHA-256: b9b66541f22d9f13cbe0e96ee0572907f5588a26226c65a91efb5bedfe44d79d
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 XFA forms to exploit CVE-2010-0188 in Adobe Reader. This exploit is designed to download and execute a malicious payload. The embedded URL, while seemingly benign, is part of the exploit mechanism.

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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