Malicious PDF — malware analysis report

Static analysis result for SHA-256 ae02f8cf1de3aa29…

MALICIOUS

PDF

24.1 KB
MD5: e836364aef3a0432d133c155fd039840 SHA-1: 8867b2ffd98cab0d2cfef70edb1d1de1f94add7b SHA-256: ae02f8cf1de3aa29851e5b78c715ce910de1eb19a0e2448147cad47fca25ee50
128 Risk Score

Malware Insights

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

The PDF file contains an XFA form and triggers a critical heuristic for CVE-2010-0188, indicating exploitation of a vulnerability in Adobe Reader's LibTIFF component. The embedded URL, while seemingly benign, is associated with XFA templates and could be a lure or part of the exploit chain. The DOC BODY contains obfuscated JavaScript-like code that, when decoded, likely attempts to download and execute a secondary payload, a common tactic for this exploit.

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/