Malicious PDF — malware analysis report

Static analysis result for SHA-256 45766a816d906f85…

MALICIOUS

PDF

79.4 KB
MD5: 40df1b78a4b1c96ab40d9880e7e4518f SHA-1: 49ff513eaeab6eec86ab23092d84f035ffeaade7 SHA-256: 45766a816d906f850f9f432d030c77804bbf3fe4a5576f9baf1eeedf920dee47
88 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains an embedded script payload, indicated by the PDF_EMBEDDED_SCRIPT_PAYLOAD heuristic. The presence of XFA form elements further suggests a potential attack vector. ClamAV detection confirms the malicious nature of the file, identifying it as Pdf.Exploit.Agent-6136306-0. The embedded script is likely responsible for executing the exploit, leading to the malicious verdict.

Heuristics 4

  • ClamAV: Pdf.Exploit.Agent-6136306-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-6136306-0
  • Embedded script payload in PDF stream medium PDF_EMBEDDED_SCRIPT_PAYLOAD
    PDF stream bytes contain an HTML/XFA <script> tag without accompanying Windows shell-execution primitives — common in accessible XFA forms but worth surfacing for analyst review.
  • 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://ns.adobe.com/xdp/
    • http://www.xfa.org/schema/xfa-template/2.5/
    • http://www.xfa.org/schema/xfa-data/1.0/

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
embedded_pdf_script_0000023c.bin
6afdb6cfc7a01fcd768a1bbe2a30ca4a19aac08ade20fa46551ed559b880c058		 pdf-embedded-script PDF raw stream script payload at offset 0x23C 80622 bytes

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