Malicious PDF — malware analysis report

Static analysis result for SHA-256 97984f6d5665c2bf…

MALICIOUS

PDF

24.0 KB
MD5: ab49b0b6851d807b01146b470f0b8b08 SHA-1: 7d7a1b7863fa9fa95a19fa843f6401e145a1c01c SHA-256: 97984f6d5665c2bf49e720d38885436bce94d1bb51bbcb0ecb009798f967469b
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1566.001 Spearphishing Attachment T1204 User Execution

The sample is a PDF document that exploits CVE-2010-0188, a vulnerability in Adobe Reader related to XFA forms. The exploit targets LibTIFF and is detected by ClamAV as Pdf.Exploit.Agent-36821. The embedded URL is likely used to download a secondary payload.

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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