Pdf.Dropper.Agent-7282899-0 — PDF malware analysis

Static analysis result for SHA-256 914dfd7f999270f5…

MALICIOUS

PDF

81.2 KB Created: 2017-05-15 07:35:00 +01:00 Authoring application: RAD PDF (via RAD PDF 2.38.3.1 - http://www.radpdf.com)
MD5: 09e07ef8702c63c81227400609a8b232 SHA-1: f25695b2f6ed87437d750baa2832ea524d5128d7 SHA-256: 914dfd7f999270f535b846165adce7ad70c892bbad6fb7b2465b33d4bc8b65de
80 Risk Score

Malware Insights

Pdf.Dropper.Agent-7282899-0 · confidence 95%

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The critical ClamAV heuristic identified the file as Pdf.Dropper.Agent-7282899-0. A medium heuristic flagged the use of a URL shortener, indicating an attempt to obscure the final destination. The document body contains multiple URLs, including the shortened URL and a direct link to 'http://newbalok.com/images/in/pdf/jk', which likely serves as the payload delivery site. The presence of a URL shortener and the dropper classification strongly suggest this PDF is designed to download and execute further malicious content.

Machine Learning

  • Nyx PDF Classifier clean score 0.1238

Heuristics 3

  • ClamAV: Pdf.Dropper.Agent-7282899-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-7282899-0
  • Clickable URI uses URL shortener medium PDF_URL_SHORTENER_URI
    PDF contains a clickable HTTP(S) action whose destination is a URL shortener. This hides the final landing page from static review and is common in phishing redirect PDFs.
  • 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://newbalok.com/images/in/pdf/jk
    • http://www.radpdf.com)/Author(Mr
    • http://www.dynaforms.com
    • http://www.radpdf.com
    • http://ow.ly/Ml5y30bILED
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://ns.adobe.com/pdf/1.3/
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00000bfa.bin
a6eacb5f4c318f191f5c7ef56b8a9d24965db43dd12e86dc8eafc984e1163d47		 pdf-font-stream PDF embedded font (sfnt) at offset 0xBFA 169476 bytes

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