Malicious PDF — malware analysis report

Static analysis result for SHA-256 04e30ca96b25b3b6…

MALICIOUS

PDF

12.9 KB
MD5: 80d2c5471b733809e9c17d88ed394106 SHA-1: 42ea336e450fe0a132c765269b0b757c5f928b71 SHA-256: 04e30ca96b25b3b667232b52a8eebfa5b58741a17ecc99207dd445257d1fbb83
160 Risk Score

Malware Insights

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

The PDF file contains an XFA form that leverages the CVE-2010-0188 vulnerability in Adobe Reader. This exploit is designed to download and execute a second-stage payload, as indicated by the ClamAV detection of Js.Exploit.HTML-30. The embedded URL, while seemingly benign, is part of the exploit's structure.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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: Js.Exploit.HTML-30 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Js.Exploit.HTML-30
  • 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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