MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links, one of which, https://ttraff.me/wix?keyword=natural+gas+pipe+sizing+calculator+uk, is flagged as a malicious redirector. The document body, though heavily obfuscated, also contains this URL, suggesting a lure to external malicious content. The presence of numerous other PDF links, many hosted on Shopify, indicates a link farm strategy. The ML classifier strongly supports the malicious nature of this PDF.
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.me/wix?keyword=natural+gas+pipe+sizing+calculator+uk
- https://cdn.shopify.com/s/files/1/0434/0862/1719/files/tuzazufubatalus.pdf
- https://cdn.shopify.com/s/files/1/0436/9691/4600/files/tebuwogi.pdf
- https://cdn.shopify.com/s/files/1/0462/4272/6042/files/hillocks_primary_school_ofsted_report.pdf
- https://cdn.shopify.com/s/files/1/0434/2834/8056/files/36774201676.pdf
- https://cdn.shopify.com/s/files/1/0427/9776/0668/files/mci_bus_manuals.pdf
- https://d16d938e-2187-4e28-a567-589ce6aab0ab.filesusr.com/ugd/bf0735_94dda076f3854c808f4eabae6eb2b9d9.pdf?index=true
- https://603903a9-d415-471a-ae79-3dba15d41a30.filesusr.com/ugd/65b209_689e95d3e914481cb6a9fd640d36eb28.pdf?index=true
- https://3a742ffa-9c2b-45fd-8747-4f27660694e6.filesusr.com/ugd/04c368_1875610d7f3e4422b39c6b5957b5557d.pdf?index=true
- https://370656d3-a856-40a1-be7c-dfb4ba48ea90.filesusr.com/ugd/5b1e3c_caae45fd377d4f57af590eeabad2f22b.pdf?index=true
- https://7d1c7e8f-3369-4c60-9865-e740fdaade51.filesusr.com/ugd/7be1cd_49876b9de01349c9b49636a6099e77a7.pdf?index=true
- https://cdn.shopify.com/s/files/1/0444/6869/9303/files/jokez.pdf
- https://cdn.shopify.com/s/files/1/0435/0948/1624/files/rorotuzujuworusode.pdf
- https://cdn.shopify.com/s/files/1/0464/6089/5384/files/annual_income_tax_return_form_1701.pdf
- https://cdn.shopify.com/s/files/1/0433/6300/8664/files/20508302927.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_off0000628e.binbd5f6b7aaa2df8257c11033e7331d2eb63ec85294782929b6eddc509352fbc7f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x628E | 5184 bytes |
font_01_sfnt_off00007457.bind7e2c3cc0d959e40c15474c5329fcc4e7a4c51923587c5c8f6f7b4f8ea6a515e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7457 | 11192 bytes |
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