MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to Shopify domains hosting other PDFs, suggesting a link farm or SEO manipulation tactic. One critical heuristic identified a link to known malicious redirector infrastructure (ttraff.com), indicating a potential redirection to malicious content. The ML classifier also strongly flagged this PDF as malicious.
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.com/pify?keyword=bastien+piano+for+adults+book+1+pdf+download
- http://files.diopayouth.org/uploads/1/3/1/3/131380094/gojeforezow.pdf
- http://files.cardiffband.org/uploads/1/3/1/4/131454286/doxuxevol_rebedipazimu.pdf
- http://files.emmaunderwood.co.uk/uploads/1/3/1/3/131384636/a882f88a.pdf
- http://files.escapeworks-ov.com/uploads/1/3/0/8/130814423/rufun.pdf
- http://files.travelingnurses1.com/uploads/1/3/1/6/131606605/9509599.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0450/9509/2376/files/central_machine_wood_lathe.pdf
- https://cdn.shopify.com/s/files/1/0435/9074/6271/files/89957329452.pdf
- https://cdn.shopify.com/s/files/1/0431/1711/7601/files/galvanic_corrosion_prevention.pdf
- https://cdn.shopify.com/s/files/1/0434/4263/4917/files/29632025695.pdf
- https://cdn.shopify.com/s/files/1/0429/7215/1959/files/setowejopuwogulavonemitu.pdf
- https://cdn.shopify.com/s/files/1/0437/8286/5058/files/zedimal.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/80804151078.pdf
- https://cdn.shopify.com/s/files/1/0440/5175/9269/files/papyrus_of_ani_egyptian_book_of_the_dead.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/81108552740.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/35022180152.pdf
- https://cdn.shopify.com/s/files/1/0432/4517/4939/files/80080947098.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_off000046c4.bin7c36368023f3e7c32d574b8878ba9c6797668962c5d93b3e551e1f716d905d0c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x46C4 | 5432 bytes |
font_01_sfnt_off0000595e.bin030448638ef2cf6cd3bac9dc1407c23d9ad79a146c1e31059d9d9592fc983570 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x595E | 9548 bytes |
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