Malicious PDF — malware analysis report

Static analysis result for SHA-256 1ab38086b0a884fb…

MALICIOUS

PDF

12.8 KB
MD5: 3d0a641d9886ed8a45f78275cdfd1bc0 SHA-1: 4de63436d20b966edf289e75266265855462cc29 SHA-256: 1ab38086b0a884fba78cac29bdc8c1d6867b8679ea0d160450fb110ecacfb39a
128 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: User Execution T1566.001 Phishing: Spearphishing Attachment T1059.001 Command and Scripting Interpreter: PowerShell

The PDF file contains an XFA form that triggers the CVE-2010-0188 exploit, targeting a vulnerability in Adobe Reader. ClamAV also detected this as Js.Exploit.HTML-30, indicating a JavaScript-based exploit. The embedded URL is likely part of the exploit chain or a secondary download. The exploit aims to execute arbitrary code, likely leading to further malware deployment.

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/

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