MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a mass external link farm, with many links pointing to Shopify domains and a primary redirector URL. The heuristic firings indicate the PDF is designed to redirect users to malicious infrastructure, likely for phishing or malware distribution. The presence of a malicious redirector and a large number of external links suggests an attempt to exploit SEO tactics for malicious purposes.
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/pify?keyword=electrical+power+cable+size+pdf In PDF document text
- http://files.missdavisluellalions.com/uploads/1/3/1/6/131636990/2077ff.pdfIn PDF document text
- http://files.popculturetragic.com/uploads/1/3/1/8/131856079/30963566a.pdfIn PDF document text
- http://sazoti.sweeteststills.com/uploads/1/3/0/8/130814297/4ec11.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0455/8025/5397/files/two_dimensional_shapes_and_their_properties.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5772/3030/files/ccna_exam_questions_200_125.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0122/5114/files/vabejugafagesedag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9372/8158/files/pixadagesariba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0443/5417/5132/files/mathematical_analysis_an_introduction_by_andrew_browder.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9542/4165/files/vorexatarovupatadewisi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2556/3799/files/nuvipimebizuxidubavob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8612/7009/files/hp_officejet_6500_service_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5047/4403/files/xexadol.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6428/7651/files/21174704131.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5900/4070/files/zezemozutamati.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2215/4908/files/51602560670.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4790/1592/files/what_is_testng_in_selenium.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4216/9244/files/zapinajegevozojoza.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000064f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64F4 | 5072 bytes |
SHA-256: 4dcc362ebafc6a36d3c4cae41166850896897e56fb46efd9af8a6d9dee15a74a |
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font_01_sfnt_off0000764f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x764F | 10148 bytes |
SHA-256: 419286667b8bc34cc1db1103503bf008f6a2f309c070c23f0a9f00bb1679a3e6 |
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font_02_sfnt_off00009915.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9915 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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