Malicious PDF — malware analysis report

Static analysis result for SHA-256 a68492d1c09b4b0d…

MALICIOUS

PDF

24.2 KB
MD5: 179043d92dc69f441bf04e016c4a4198 SHA-1: fe709e4ce1a9a0ac6be862c75621773b1d027f3d SHA-256: a68492d1c09b4b0d7e2d3efd3ebc9a469a0d57dee17e6d17169bc7c42938782c
128 Risk Score

Malware Insights

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

The sample is a PDF file that exploits CVE-2010-0188, a vulnerability in Adobe Reader related to XFA forms. This exploit is designed to download and execute a malicious payload. The embedded URL, while seemingly benign, is part of the exploit chain. The ClamAV detection further confirms its 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/