MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass of external links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at `ttraff.ru`. The document body, though heavily obfuscated, contains the same URL and references book titles, suggesting a lure to disguise malicious activity. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is designed to redirect users to harmful 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=barbara+cartland+books+pdf
- http://files.mvireland.org/uploads/1/3/0/7/130739043/fupafovojimeta_kenet_womekore.pdf
- http://files.jerniganlandscaping.com/uploads/1/3/1/3/131398095/4cc5629aeba2.pdf
- http://files.leesburgoptimistclubva.org/uploads/1/3/1/1/131164402/wakexiteg.pdf
- http://wufukekez.taylorcraigsutton.com/uploads/1/3/1/0/131070374/118656.pdf
- http://files.topnotchmanagement.com/uploads/1/3/1/4/131453401/8fc92cb0fc66b.pdf
- https://cdn.shopify.com/s/files/1/0434/1514/2551/files/icy_veins_blood_dk.pdf
- https://cdn.shopify.com/s/files/1/0433/0009/4112/files/wisafugoxijuwegasu.pdf
- https://cdn.shopify.com/s/files/1/0435/8737/1171/files/nextell_ring_tones.pdf
- https://cdn.shopify.com/s/files/1/0429/5216/3482/files/95315912247.pdf
- https://cdn.shopify.com/s/files/1/0431/2072/2080/files/cutting_diet_plan_female.pdf
- https://cdn.shopify.com/s/files/1/0440/8583/7989/files/ventajas_de_las_energias_renovables.pdf
- https://cdn.shopify.com/s/files/1/0432/2626/7806/files/mojadatagemug.pdf
- https://cdn.shopify.com/s/files/1/0437/6834/8830/files/96274134896.pdf
- https://cdn.shopify.com/s/files/1/0445/6431/6319/files/bray_butterfly_valves.pdf
- https://cdn.shopify.com/s/files/1/0432/9802/9733/files/kazozokasupagasu.pdf
- https://cdn.shopify.com/s/files/1/0431/0364/9954/files/90922453593.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_off0000833a.bin7c9644198ceca0f86289edc07a0f148b55b32b514f7f4ccef6c08179d66b3cce |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x833A | 5404 bytes |
font_01_sfnt_off000095a2.bind73ad66dc30eabf39151ad347af8809b94cb62e5218c726ad64400f1f2172e32 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x95A2 | 9876 bytes |
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