MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1200 Hardware Add-in
T1059.001 PowerShell
The PDF file contains a large number of embedded links, many of which point to suspicious domains and are likely part of a link farm designed to distribute malicious content or phish users. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' specifically flags a redirector URL, indicating a deliberate attempt to obscure the final malicious destination. The presence of numerous numeric slugs in the URLs suggests an automated or SEO-based distribution method.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne 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 https://ttraff.cc/wb?keyword=fisheries%20ecology%20and%20management%20pdf In PDF document text
- http://files.talbotspecialriders.com/uploads/1/3/1/3/131379353/5756836.pdfIn PDF document text
- http://files.julielynnmortensen.com/uploads/1/3/1/4/131482892/baluwogute-jazefitaduj.pdfIn PDF document text
- http://files.jmorvanandco.com/uploads/1/3/1/6/131637219/dibot-sugunexarexe.pdfIn PDF document text
- http://files.martin-hickman.com/uploads/1/3/1/0/131070485/digoja.pdfIn PDF document text
- http://files.pfcmooremess.com/uploads/1/3/0/7/130776072/65264bc54.pdfIn PDF document text
- http://files.ctntaxandbookkeeping.com/uploads/1/3/1/3/131380841/2d3b7864e1.pdfIn PDF document text
- http://files.innerpoweryogauk.com/uploads/1/3/0/8/130813885/7226456.pdfIn PDF document text
- http://files.rachellynnspeaks.com/uploads/1/3/0/7/130739239/nezajamuf-pipejopowewake-sewifimiruwi-puvadiwemufela.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://linabanifogi.files.wordpress.com/2020/06/36278758038.pdfIn PDF document text
- https://wuduvuripu.files.wordpress.com/2020/07/4903047778.pdfIn PDF document text
- https://dafutinak.files.wordpress.com/2020/07/67604060276.pdfIn PDF document text
- https://vivikevom.files.wordpress.com/2020/07/sifasuresufumaz.pdfIn PDF document text
- https://zejamiwi.files.wordpress.com/2020/06/zepozikuwulagesixuvor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/ralaguguzovepusumizus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9286/9281/files/simuvavuripetol.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6535/2095/files/84850429021.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9299/2410/files/jokabufufatumamulopukas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2585/8714/files/lasupagagi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0010/3073/files/jevofamafuwugosalapila.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/89120948070.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/gadawatozuwagujezudoru.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d280.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD280 | 5416 bytes |
SHA-256: 97afc59cd2adc5b07d11b5dfd37e50c316bb08099ac3eeeb2a3bd9d36bd1a6f7 |
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font_01_sfnt_off0000e4c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4C1 | 11136 bytes |
SHA-256: f8fb6673eaa9d14358602179be1574fa56302cfbff00fe3cba5a18e5b43e9c0c |
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