MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The document body text is heavily obfuscated but contains the URL that is also present in the heuristic firing. This suggests a link-farming or SEO-spam campaign designed to redirect users to malicious sites.
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.ru/pify?keyword=ncert+class+11+biology+text+book
- http://files.bororunning.org/uploads/1/3/1/4/131407047/xagabenanovideze.pdf
- http://pebakoreg.ramirezpecanfarm.com/uploads/1/3/1/8/131871390/aa70f644bcade.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/1796/8543/files/skyrim_guide_book.pdf
- https://cdn.shopify.com/s/files/1/0431/9726/8128/files/5999234353.pdf
- https://cdn.shopify.com/s/files/1/0434/3287/0037/files/where_does_pip_install_packages.pdf
- https://cdn.shopify.com/s/files/1/0448/5061/0336/files/landlady_questions_and_answers.pdf
- https://cdn.shopify.com/s/files/1/0449/2935/1835/files/jalekikilekukuloseroved.pdf
- https://cdn.shopify.com/s/files/1/0434/8290/6789/files/dovalivoputedixose.pdf
- https://cdn.shopify.com/s/files/1/0429/8519/3621/files/74868630054.pdf
- https://cdn.shopify.com/s/files/1/0432/6536/0034/files/bhojpuri_gana_wala.pdf
- https://cdn.shopify.com/s/files/1/0428/5664/4774/files/using_financial_accounting_information_9th_edition.pdf
- https://cdn.shopify.com/s/files/1/0434/1229/1751/files/trans_siberian_orchestra_songs_free.pdf
- https://cdn.shopify.com/s/files/1/0438/7173/1880/files/employee_performance_evaluation_examples.pdf
- https://cdn.shopify.com/s/files/1/0428/8462/8633/files/breath_holding_spells_treatment.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_off00005f83.bin34d0f1767fd0d815b592fc15500bd161aa6c6806120184e333118f418bff2637 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F83 | 5360 bytes |
font_01_sfnt_off000071dc.bin8965bc0bcf931e6461bee45331773a257fd2a5bcf2dc4d9064e72fe29d87a111 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71DC | 9980 bytes |
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