Malicious PDF — malware analysis report

Static analysis result for SHA-256 bbe225bcd09d3909…

MALICIOUS

PDF

24.5 KB
MD5: 7e42877ae2a980384743cbb214621fa8 SHA-1: e7837ea3fe58c479912eff528ef7d5f72a52977b SHA-256: bbe225bcd09d39091284bd8d4b254b43541c13f0383fc8b370f979ae4d13d4fc
128 Risk Score

Malware Insights

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

The file is a PDF document that utilizes XFA forms, triggering critical heuristics for CVE-2010-0188, a known Adobe Reader exploit. The embedded URL, while seemingly benign, is part of the XFA structure and likely used in the exploit chain. The document body contains obfuscated JavaScript-like code, further indicating malicious intent. The primary attack vector is exploitation of a client-side vulnerability.

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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