MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm with 24 external links, many pointing to Shopify domains, but one critical link redirects to a known malicious URL (https://ttraff.cc/wix?keyword=passive+transport+active+transport+venn+diagram). This suggests the document's primary purpose is to lure users to malicious infrastructure. The ML classifier strongly supports the malicious verdict.
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/wix?keyword=passive+transport+active+transport+venn+diagram
- https://static.usrfiles.com/ugd/4cf28d_25e41faa6d8745bc8908f69f8a155624.pdf
- https://static.usrfiles.com/ugd/b8c837_66ffbac10baa43a1afe90f3009dc55b7.pdf
- https://static.usrfiles.com/ugd/b8c837_963d92698c7844c393e7377a5d1421e7.pdf
- https://cdn.shopify.com/s/files/1/0433/5386/6408/files/tagelox.pdf
- https://cdn.shopify.com/s/files/1/0431/6410/6908/files/bootcamp_drivers_windows_10_6._1.pdf
- https://cdn.shopify.com/s/files/1/0436/8397/1237/files/aviagen_hatchery_management_guide.pdf
- https://cdn.shopify.com/s/files/1/0468/0407/4645/files/uworld_desktop_shortcut.pdf
- https://cdn.shopify.com/s/files/1/0431/6315/6641/files/gst_tax_list.pdf
- https://cdn.shopify.com/s/files/1/0429/2454/0071/files/argument_of_complex_number.pdf
- https://cdn.shopify.com/s/files/1/0434/5479/1832/files/aislamiento_de_enterobacterias.pdf
- https://cdn.shopify.com/s/files/1/0433/9000/9502/files/45728281701.pdf
- https://cdn.shopify.com/s/files/1/0430/6419/7273/files/devaxosujovigamazober.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/
- https://cdn.shopify.com/s/files/1/0431/63
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006139.bin24a3cea6bee0b7b315fd2c3d0b7f0041e4c171fbba039f3ee4ef5583ae04b713 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6139 | 5420 bytes |
font_01_sfnt_off00007389.bin94634172dfa4cb38c29fc269d7e2d95b3507b3a2f63e12507d787735ce1a6dbb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7389 | 9712 bytes |
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