Malicious PDF — malware analysis report

Static analysis result for SHA-256 a536f7393da1d0ca…

MALICIOUS

PDF

24.1 KB
MD5: 1b7fef51d227aa94a775a430f2d1226d SHA-1: 8f9002c13fe45af82cb4dced01692093259b5580 SHA-256: a536f7393da1d0ca5feceedcd893698ae8f233d0a6db691f68d6484cfb6fdb1e
128 Risk Score

Malware Insights

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

The sample is a PDF document that leverages the CVE-2010-0188 exploit targeting Adobe Reader's handling of XFA forms and LibTIFF. This exploit is designed to execute arbitrary code, likely leading to the download and execution of a secondary payload. The embedded URL, while seemingly benign, is associated with XFA templates and could be a lure or part of the exploit chain.

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/