Malicious PDF — malware analysis report

Static analysis result for SHA-256 c3892a2c027c5757…

MALICIOUS

PDF

12.8 KB
MD5: 5f1623f2d22b9dbae874f3a1e385ac71 SHA-1: c2b6e066b4100fd221ba3a21ad09eb926e935468 SHA-256: c3892a2c027c57577201cfefb9ea4d828fb0641b1e6bc38e6abb4b60092edde7
128 Risk Score

Malware Insights

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

The sample is a PDF file that exploits CVE-2010-0188, a vulnerability in Adobe Reader related to XFA forms. ClamAV also detected it as Js.Exploit.HTML-30, indicating embedded JavaScript exploit code. The embedded URL is likely related to the XFA template, but the primary attack vector is the exploit itself.

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: Js.Exploit.HTML-30 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Js.Exploit.HTML-30
  • 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/