Malicious PDF — malware analysis report

Static analysis result for SHA-256 4d5fabd1bc5af6d4…

MALICIOUS

PDF

23.9 KB
MD5: 0783b0946b60282b0a4aff09287b3555 SHA-1: e0419173cdeee6e8becb342f6dfe66628846da7b SHA-256: 4d5fabd1bc5af6d480a4280baf8777a630889a335567c5c6a1dd6ee533b97915
128 Risk Score

Malware Insights

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

The sample is a PDF file that exploits CVE-2010-0188, a vulnerability in Adobe Reader related to XFA forms. The exploit targets the LibTIFF component to execute arbitrary code. The embedded URL is likely related to the XFA template, but the primary malicious activity is the exploit itself.

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.Dropped-78 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Dropped-78
  • 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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