Malicious PDF — malware analysis report

Static analysis result for SHA-256 907decfebd6bcaa5…

MALICIOUS

PDF

24.1 KB
MD5: 7e7f95b5c4e006ca2d81edd8a8aff6dc SHA-1: 2f9aee920b326b5f96fad7ec3923b5b5d34d20d8 SHA-256: 907decfebd6bcaa51284615e82c6d623e9c6bdfb9cf3e047834afa929ff2c11b
128 Risk Score

Malware Insights

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

The critical heuristic firing for CVE-2010-0188 indicates exploitation of a known Adobe Reader vulnerability within an XFA form. The embedded URL, while seemingly benign, is likely part of the exploit chain. The document body contains obfuscated JavaScript, which is typical for exploit delivery, though its exact function could not be fully determined due to obfuscation.

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/