MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, indicating an attempt to lead the user to a harmful site. The ML classifier strongly supports the malicious nature of this PDF. The presence of numerous embedded links, many pointing to Shopify domains, suggests a link farm or SEO poisoning tactic to obscure the true malicious destination. No scripts were extracted, but the embedded URL is the primary indicator of compromise.
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=algorithme+d+euclide+%25C3%25A9tendu+pdf
- http://files.ps173q.com/uploads/1/3/0/7/130739093/tasinebav.pdf
- http://dumim.alexandrastein.com/uploads/1/3/1/4/131407995/midozatakev-juzuwizekizew-toxewisemuriveb-lotegore.pdf
- http://files.jpsousanhsband.com/uploads/1/3/2/6/132680784/dosedibonodato_nimuvupip_fevimifi_defejagugex.pdf
- http://files.ptsocietytamu.com/uploads/1/3/1/4/131438843/918062.pdf
- https://cdn.shopify.com/s/files/1/0430/3791/7333/files/99772941968.pdf
- https://cdn.shopify.com/s/files/1/0436/7079/8489/files/converting_metric_measurements_worksheets.pdf
- https://cdn.shopify.com/s/files/1/0429/6690/9081/files/currency_trading_guide.pdf
- https://cdn.shopify.com/s/files/1/0431/1564/3042/files/pitubetokes.pdf
- https://cdn.shopify.com/s/files/1/0435/1960/6936/files/xepuzeg.pdf
- https://cdn.shopify.com/s/files/1/0435/6302/4547/files/40629520406.pdf
- https://cdn.shopify.com/s/files/1/0430/3519/7602/files/guguvon.pdf
- https://cdn.shopify.com/s/files/1/0434/0622/9654/files/bekasezanawomaxidigotu.pdf
- https://cdn.shopify.com/s/files/1/0440/0339/3694/files/difference_between_uefi_and_bios.pdf
- https://cdn.shopify.com/s/files/1/0431/4628/1122/files/1610392415.pdf
- https://cdn.shopify.com/s/files/1/0434/3123/1637/files/granblue_fantasy_reroll_guide.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_off000080d3.bin83265fc4ffb727f9f76f3a628abf91232e97955e0830277004b52f667dc0df5f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80D3 | 5312 bytes |
font_01_sfnt_off0000927b.bind4c677c27931bebcc9ca0f7875dcc2a2ea00b2d42c7b23fda4cd4503885da42a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x927B | 11212 bytes |
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