MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a deceptive link masquerading as driving test questions, which redirects to a malicious URL. The document also hosts a large number of links to external PDFs, many of which are hosted on Shopify, suggesting a link farm or SEO manipulation tactic. The ML classifier strongly indicated maliciousness, and the primary redirector URL is flagged as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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.com/pify?keyword=nj+driving+test+questions+and+answers+2019
- http://files.jberaeroclub.com/uploads/1/3/0/9/130969535/2ff3fb5a4.pdf
- http://bevakot.kitchengadgetvegan.com/uploads/1/3/1/6/131606349/pusuba.pdf
- http://files.encircledbirth.com/uploads/1/3/2/7/132740435/2629563.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/5671/7207/files/zukejegemakirunof.pdf
- https://cdn.shopify.com/s/files/1/0434/1887/8114/files/warhammer_dwarf_army_book_8th_edition.pdf
- https://cdn.shopify.com/s/files/1/0441/4645/8776/files/48340951340.pdf
- https://cdn.shopify.com/s/files/1/0433/2149/1621/files/bidikujemuwepajodo.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/94448736580.pdf
- https://cdn.shopify.com/s/files/1/0431/3251/8549/files/480522412.pdf
- https://cdn.shopify.com/s/files/1/0434/8595/4198/files/49442358401.pdf
- https://cdn.shopify.com/s/files/1/0430/3169/1421/files/46673256339.pdf
- https://cdn.shopify.com/s/files/1/0431/1715/0368/files/15951410295.pdf
- https://cdn.shopify.com/s/files/1/0434/8719/9394/files/xesuwogegijaj.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/telisupuf.pdf
- https://cdn.shopify.com/s/files/1/0430/7661/6353/files/loksatta_epaper_nagpur.pdf
- https://cdn.shopify.com/s/files/1/0435/2330/9727/files/30135551033.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000bf0b.bin052a8a1eacac25775a88681ad8bf20bcaa8ac82b90606a9a9ea68ece800ce4bf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF0B | 5764 bytes |
font_01_sfnt_off0000d2d7.bina085b391e6eb757a2700babb60abc3218d147f6e6cb25d451e33378d4cc37c3e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD2D7 | 11424 bytes |
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