Malicious PDF — malware analysis report

Static analysis result for SHA-256 12c8c3079e3c688e…

MALICIOUS

PDF

24.1 KB
MD5: 6b503205f4e2156b650aabf6e03261c8 SHA-1: 1b24d6e16aa5e6c836a8d5fbb5739e39b5aa1b27 SHA-256: 12c8c3079e3c688e1794cf36cb5e84ccbcfceba69758aca582ff7859bffbad08
160 Risk Score

Malware Insights

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

The file is a PDF document identified as malicious by multiple engines, including ClamAV and a machine learning classifier. It contains an exploit for CVE-2010-0188 targeting Adobe Reader's LibTIFF component via XFA forms. This exploit likely leads to the execution of a second-stage payload.

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: 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/