PDF malware analysis — malicious · 80c309c0d2196c47

MALICIOUS

PDF

14.4 KB

MD5: d4f07052b62379307481820f2a069f92 SHA-1: 2c0cff04864c5fc227248c00f91e97e92409e265 SHA-256: 80c309c0d2196c4735fa5eeb4aa55c587ba96b9bee4040f7d0088888334fd1f2

168 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: User Execution T1059.001 Command and Scripting Interpreter: PowerShell

The PDF file contains a critical XFA exploit targeting CVE-2010-0188 in Adobe Reader. This exploit is designed to download and execute a secondary payload, as indicated by the ClamAV detection 'Js.Exploit.HTML-30'. The embedded URL, while seemingly benign, is part of the exploit's structure. The document body contains obfuscated JavaScript-like code that likely facilitates the exploit execution.

Heuristics 5

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 numeric character-table eval stager high PDF_XFA_NUMERIC_EVAL_STAGER

PDF XFA initialize script reads numeric form data from rawValue, maps the values through a short character table, and evals the reconstructed stage. This is an exploit-kit staging technique even when the final decoded layer remains encoded.
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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