Malicious PDF — malware analysis report

Static analysis result for SHA-256 9af1716819cf2c6a…

MALICIOUS

PDF

24.1 KB
MD5: ba570655737863dabc01f8e2a41d29d8 SHA-1: 2b60a73de12412049b2c7875660a836a1e2a0586 SHA-256: 9af1716819cf2c6aba8e801db88cdee184ca6d1cebca0dced045f4f3451dedb0
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 triggers critical heuristics for CVE-2010-0188, an exploit targeting Adobe Reader's XFA form processing. The embedded URL, while seemingly benign, is part of the XFA structure which is known to be abused for exploit delivery. The document body contains obfuscated JavaScript-like content, likely part of the exploit's second stage, which is too malformed to fully analyze but contributes to the malicious nature.

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/