Malicious PDF — malware analysis report

Static analysis result for SHA-256 90beb664958970a3…

MALICIOUS

PDF

24.2 KB
MD5: eca2fd0e7581b95998d4635950232496 SHA-1: 85655d52fa1afaa944b69e8d8a314243564fde97 SHA-256: 90beb664958970a3d72f51e599de133ee76ed2211c5414284a31f7ab4ec06bdb
128 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The PDF file contains an XFA form and triggers a critical heuristic for CVE-2010-0188, indicating exploitation of a LibTIFF vulnerability within Adobe Reader. This exploit is designed to execute arbitrary code. The embedded URL, while seemingly benign, is often used in conjunction with such exploits to download further stages of the attack.

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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