Malicious PDF — malware analysis report

Static analysis result for SHA-256 54eacef0345fd39d…

MALICIOUS

PDF

24.1 KB
MD5: 3dde1af3477ee3d3c13e1eb483b82209 SHA-1: 1e37fcf3f16ce9fbefbe9556164f1f59f0073244 SHA-256: 54eacef0345fd39dc31db6cdc78798a5837d328975bc2cc48da1b598d92d3886
128 Risk Score

Malware Insights

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

The sample is a PDF document that leverages the CVE-2010-0188 exploit targeting Adobe Reader's XFA form processing. This exploit is designed to execute arbitrary code, likely to download and run a second-stage 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/