Malicious PDF — malware analysis report

Static analysis result for SHA-256 a0bdfc7e84daeb41…

MALICIOUS

PDF

24.1 KB
MD5: ac4efec7fb52ade80b1591ed70c4ed34 SHA-1: 10877324308b2814a2c6cee5156e37e2f6cde1cb SHA-256: a0bdfc7e84daeb41026db234f155afeab0f0a3fce4efc1b87c960715a114f52f
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1059.001 PowerShell

The sample is a PDF file that leverages the CVE-2010-0188 exploit targeting XFA forms within Adobe Reader. The embedded XFA script contains obfuscated JavaScript that likely attempts to download and execute a second-stage payload. The URL http://www.xfa.org/schema/xfa-template/2.5/ was found embedded in the document.

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/