Malicious PDF — malware analysis report

Static analysis result for SHA-256 e755f7edf97ed4b6…

MALICIOUS

PDF

24.1 KB
MD5: fc0ae392b2f86cc06134be272d2312fb SHA-1: 8e5abe97f5c78a6554cbe8d8f0540d928b3925b1 SHA-256: e755f7edf97ed4b67af0a3f8dadec144eeba84ade7287cfad76aa52ee1d0a402
128 Risk Score

Malware Insights

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

The file is a PDF document that contains an XFA form, which is known to be a vector for exploits. Static analysis identified a critical heuristic match for CVE-2010-0188, an Adobe Reader LibTIFF XFA image exploit. This indicates the document is designed to be opened with a vulnerable version of Adobe Reader to trigger the exploit and execute a malicious payload. The embedded URL is likely related to the XFA template but does not appear to be directly malicious.

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/