Malicious PDF — malware analysis report

Static analysis result for SHA-256 8c87af00391e3aa7…

MALICIOUS

PDF

24.8 KB
MD5: 6de5593a1ac08036ef2a230f10521d78 SHA-1: 9dcfd687a1e5a2cd93c146a51a7e255773f8e117 SHA-256: 8c87af00391e3aa7ecff5eae0cc0be541120dda38631ec19ce5d0c18d5573187
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 leverages the CVE-2010-0188 vulnerability, which targets Adobe Reader's XFA form processing. This exploit allows for the execution of arbitrary code, likely to download and run a second-stage payload. The embedded URL is associated with XFA templates, further supporting the exploit vector.

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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