Malicious PDF — malware analysis report

Static analysis result for SHA-256 1d2863a7d9840c5d…

MALICIOUS

PDF

24.1 KB
MD5: a718984438fa3f917a143089e50f663f SHA-1: 215bbf2f0ef9269f25c51aef6dad11b3841ef99f SHA-256: 1d2863a7d9840c5db2190bd379d5fa17484db719ae943543be9b29e08a6e87e1
128 Risk Score

Malware Insights

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

The sample is a PDF document that leverages the CVE-2010-0188 exploit targeting Adobe Reader's XFA functionality. This exploit is known to deliver a second-stage payload. The embedded URL, while seemingly benign, is associated with XFA templates and could be 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/