Malicious PDF — malware analysis report

Static analysis result for SHA-256 cbb89848980629ae…

MALICIOUS

PDF

24.2 KB
MD5: 697c975405211248158f991437986ffe SHA-1: eb6ba0927d661b988c6a9f7c8dec2132fe0ff848 SHA-256: cbb89848980629ae238c848d7b4deef6cba3717059ae4d46560a9b2b62419d4d
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 identified as malicious by ClamAV. Static analysis detected the CVE-2010-0188 exploit targeting Adobe Reader's LibTIFF component via XFA forms. This exploit is known to download and execute a second-stage payload. The embedded URL is likely related to the exploit delivery mechanism.

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/