MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded URLs, many of which point to Shopify domains hosting other PDFs, but one critical URL redirects to a known malicious domain. This suggests a link farm or SEO poisoning tactic designed to drive traffic to malicious infrastructure. The ML classifier also strongly indicated maliciousness.
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=oxford+phonics+2+pdf
- http://mukuroxam.averagejoespodcast.com/uploads/1/3/2/6/132682883/xalaboba-mojivazaku-sefez.pdf
- http://files.idahocid.com/uploads/1/3/0/8/130815228/vitotevu.pdf
- http://putug.sloanesquarehotel.co.uk/uploads/1/3/1/3/131383483/3387660.pdf
- http://files.michelletockyork.com/uploads/1/3/1/3/131379946/fenubugimedabakito.pdf
- http://ruvizek.fortwaynesuzukistrings.org/uploads/1/3/1/3/131398367/busenutomadumo.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/3377/9611/files/potudakunedapajedux.pdf
- https://cdn.shopify.com/s/files/1/0432/6955/4329/files/12414486026.pdf
- https://cdn.shopify.com/s/files/1/0429/3869/5846/files/fnaf_2_demo.pdf
- https://cdn.shopify.com/s/files/1/0432/1892/7775/files/56251548169.pdf
- https://cdn.shopify.com/s/files/1/0437/0553/2569/files/saxose.pdf
- https://cdn.shopify.com/s/files/1/0439/0024/0024/files/24753988791.pdf
- https://cdn.shopify.com/s/files/1/0428/5893/8531/files/gugigujojepoxuri.pdf
- https://cdn.shopify.com/s/files/1/0432/2318/7614/files/tojilemud.pdf
- https://cdn.shopify.com/s/files/1/0427/9032/2342/files/96320734362.pdf
- https://cdn.shopify.com/s/files/1/0430/9522/8565/files/85298507427.pdf
- https://cdn.shopify.com/s/files/1/0432/2980/6759/files/wanedutorinususapafew.pdf
- https://cdn.shopify.com/s/files/1/0432/2351/5294/files/giluzokamukuwetiweveva.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_off0000496e.bina8d3971e724435022b405213c6c5c3e319aa573d81df330e4c3a11cffe784234 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x496E | 5228 bytes |
font_01_sfnt_off00005b3f.binc21cd5af3917f1e626574b5052f76266672e29af42e27dbec2d1a8facdd7a684 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B3F | 9620 bytes |
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