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 that host other PDFs, likely as part of a link farm for SEO manipulation. However, one of the primary links, 'https://ttraff.ru/pify?keyword=libros+sobre+budismo+tibetano+pdf', is identified as a known malicious redirector. This suggests the document's purpose is to drive traffic to malicious infrastructure, potentially for further exploitation or phishing.
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=libros+sobre+budismo+tibetano+pdf
- http://files.forthviewgolfrange.net/uploads/1/3/1/8/131856212/7463472.pdf
- http://files.triangleentertainmentagency.com/uploads/1/3/1/1/131163669/xuweriw.pdf
- http://files.cocinamilonga.com/uploads/1/3/0/9/130969368/40d4cf0fb4fb.pdf
- http://wiwuto.feedingfamiliesministry.org/uploads/1/3/0/9/130969742/2253451.pdf
- http://vowoz.dillylily.com/uploads/1/3/1/6/131637309/bc08cfba88.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/4105/4111/files/nitrogen_cycle_steps_in_order.pdf
- https://cdn.shopify.com/s/files/1/0437/6972/5085/files/yodas_midichlorian_count.pdf
- https://cdn.shopify.com/s/files/1/0428/4032/6300/files/zelumab.pdf
- https://cdn.shopify.com/s/files/1/0432/3373/8911/files/59852117856.pdf
- https://cdn.shopify.com/s/files/1/0437/7985/0397/files/glencoe_chemistry_online_textbook.pdf
- https://cdn.shopify.com/s/files/1/0429/2601/4620/files/68004580298.pdf
- https://cdn.shopify.com/s/files/1/0432/3675/3570/files/semi_automatic_transmission_system.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xagene.pdf
- https://cdn.shopify.com/s/files/1/0433/0189/6347/files/jusejabe.pdf
- https://cdn.shopify.com/s/files/1/0430/5901/9927/files/juwudiwududad.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_off000073e6.bin165428579b57dbf7e24affc5bf02c865596b1fcde068fc6a332d4b39f8dedfb3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73E6 | 5236 bytes |
font_01_sfnt_off00008592.bina0c7a8593f069dcf92ca696b0b5003d4d5ad99b481bac6ab03ab65e08d4ae129 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8592 | 11080 bytes |
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