MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning model and heuristics indicate it is a malicious redirector and a link farm. The primary malicious IOC is a URL pointing to known malicious infrastructure, which is likely intended to lead the user to a phishing or malware download site. The document body contains numerous links to other PDF files hosted on Shopify, likely as part of an SEO-based link farm to obscure the malicious redirect.
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.cc/pify?keyword=you+are+the+reason+sheet+music+satb
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/talijofazejodo.pdf
- https://cdn.shopify.com/s/files/1/0461/5539/9331/files/geometric_probability_worksheets.pdf
- https://cdn.shopify.com/s/files/1/0430/7802/5370/files/ionising_radiation_risk_assessment_template.pdf
- https://cdn.shopify.com/s/files/1/0433/5131/0488/files/xiwijaw.pdf
- https://cdn.shopify.com/s/files/1/0434/6875/0998/files/tamamulesawemevikijesisum.pdf
- https://cdn.shopify.com/s/files/1/0431/4349/5842/files/find_duplicate_rows_in_excel_spreadsheet.pdf
- https://cdn.shopify.com/s/files/1/0431/4624/8358/files/95342646812.pdf
- https://cdn.shopify.com/s/files/1/0436/5415/2342/files/merejililupoxa.pdf
- https://cdn.shopify.com/s/files/1/0434/5869/1232/files/ventilator_associated_pneumonia_prevention.pdf
- https://cdn.shopify.com/s/files/1/0432/1322/6152/files/48150728603.pdf
- https://cdn.shopify.com/s/files/1/0438/9529/2059/files/cordially_invited.pdf
- https://cdn.shopify.com/s/files/1/0433/9141/8518/files/ranoworox.pdf
- https://static.usrfiles.com/ugd/45e30f_a73d00b138e34780a292e7aabbf758fb.pdf
- https://static.usrfiles.com/ugd/4c76bf_37a7737955e34567aef1a6c56f3f9875.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004725.bined532d919b8d9c3b9fa5623ef48cda6dd3fc93928cf7c59d992b41eaf14c0bed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4725 | 5108 bytes |
font_01_sfnt_off0000585a.binb70ff9b0c571e831e5a26f657a1d5354bccb0475d257f704c40b13ccf4b5c93e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x585A | 10164 bytes |
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