Malicious PDF — malware analysis report

Static analysis result for SHA-256 1fb2178071cd23fc…

MALICIOUS

PDF

24.1 KB
MD5: 037c5c4239174d19c757b23aa7eb8370 SHA-1: 8166a2ea5ffcacfd28fc683a052b06f146a5b38a SHA-256: 1fb2178071cd23fc8de62badfe7c3032c0f8236a123b681e76d5474821dc762d
128 Risk Score

Malware Insights

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

The sample is a PDF file that leverages an XFA form to exploit CVE-2010-0188 in Adobe Reader. This exploit is designed to download and execute a malicious payload. The embedded URL, while likely benign in this context, is associated with XFA templates and is listed as an IOC.

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/

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