MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, many of which point to external PDF files, suggesting a link farm or SEO poisoning tactic. One prominent URL, 'https://ttraff.ru/pify?keyword=geometrical+interpretation+of+derivative+pdf', is flagged as a malicious redirector. The document body, though heavily obfuscated, contains this URL and other Shopify links, indicating a potential lure to malicious content.
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=geometrical+interpretation+of+derivative+pdf
- http://gopit.nightwatchparanormal.com/uploads/1/3/0/8/130873715/zavilavoja-kisado-zurinuzo.pdf
- http://files.kellydenaples.com/uploads/1/3/0/7/130775446/3874145.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/1515/9458/files/pazera.pdf
- https://cdn.shopify.com/s/files/1/0430/7327/4018/files/92002478051.pdf
- https://cdn.shopify.com/s/files/1/0431/3654/9018/files/73381558199.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/banefidofekadozimodomi.pdf
- https://cdn.shopify.com/s/files/1/0433/9102/5306/files/fanelovenamefejodis.pdf
- https://cdn.shopify.com/s/files/1/0434/1222/6200/files/71276048167.pdf
- https://cdn.shopify.com/s/files/1/0433/3702/3656/files/treating_depression_with_hypnosis.pdf
- https://cdn.shopify.com/s/files/1/0435/4582/1333/files/24070215019.pdf
- https://cdn.shopify.com/s/files/1/0438/3437/6352/files/pipe_data.pdf
- https://cdn.shopify.com/s/files/1/0435/7573/8527/files/attendance_allowance_claim_form.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_off00005500.binf9e2352682d4abbd0933427246c3fbd8e821e37c85688d3e348757378da0f639 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5500 | 5212 bytes |
font_01_sfnt_off000066ae.bina9de3bed3d9b792b7186e103b5a7bd4387e2079f110a2ff24c7e451d8c856bc4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x66AE | 10440 bytes |
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