MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file contains numerous embedded links, a significant portion of which point to disposable hosting and redirect to malicious infrastructure. One critical heuristic identified a direct link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains a URL that aligns with the malicious redirector findings, suggesting an attempt to lead the user to a compromised or malicious site.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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/123?keyword=omron+manual+blood+pressure+cuff In PDF document text
- https://pavowojavujide.weebly.com/uploads/1/3/1/3/131398322/tivuke-sigovitukom.pdfIn PDF document text
- https://firerokuk.weebly.com/uploads/1/3/1/1/131164187/rozibeju.pdfIn PDF document text
- https://juporolo.weebly.com/uploads/1/3/1/3/131380745/d9565a2fd38ba.pdfIn PDF document text
- https://tibiwurab.weebly.com/uploads/1/3/2/6/132695994/b333adcd30d4d3.pdfIn PDF document text
- https://fiwixenolo.weebly.com/uploads/1/3/4/4/134493020/9fa48bf6992.pdfIn PDF document text
- https://bogadisosupotaj.weebly.com/uploads/1/3/0/7/130776541/zugeka.pdfIn PDF document text
- https://jepupuwupojuv.weebly.com/uploads/1/3/4/4/134481076/55b0f83760.pdfIn PDF document text
- https://vibebivenef.weebly.com/uploads/1/3/1/4/131412032/roxebixa.pdfIn PDF document text
- https://robavefozaxun.weebly.com/uploads/1/3/4/3/134379548/ritomalepebevo.pdfIn PDF document text
- https://gimejexoxixaza.weebly.com/uploads/1/3/1/8/131872185/nesubine.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4384647/normal_5f8c5f46d19f9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4381748/normal_5f9582b5efd3a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4373261/normal_5f8cb4a9d5cf1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403959/normal_5f92d640e1e82.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366965/normal_5f8a10c01c573.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/79932408-93b2-438f-9a52-9b22046f6f45/ejemplo_de_cronograma_de_actividades_para_un_proyecto_de_software.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bb7edd94-7796-40af-bff9-d0e6fcbb3049/bipokimefidewejivugezes.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4fe0da10-b12b-4eed-83cc-bab3330597a4/43225078660.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0499/8394/6912/files/black_rock_desert_weather.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5349/8019/files/dual_iceberg_theory_definition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7565/7125/files/ugc_net_paper_1_solved.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0499/3210/7937/files/confluent_kafka_definitive_guide.pdfIn PDF document text
- https://s3.amazonaws.com/jofunozuzof/vapakupoluluxizivevitas.pdfIn PDF document text
- https://s3.amazonaws.com/susopuzupure/livro_anlise_de_contedo_bardin_2011.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007436.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7436 | 5468 bytes |
SHA-256: c1ccd13f72e821de98591263a67c350c77bd081bd209328b273c467263b04f8c |
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font_01_sfnt_off000086a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86A1 | 10136 bytes |
SHA-256: a2f71e931a804d2b7b289925b905cebcb38f4559781db56070af83b0c41b8359 |
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