MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many pointing to disposable hosting services and a known redirector. The document body, though heavily obfuscated, contains URLs that are also present in the extracted URL list, suggesting a deliberate attempt to lead users to malicious infrastructure. The ML classifier strongly indicated maliciousness, and the link farm behavior is a common tactic for SEO manipulation or distributing further malicious content.
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://ggtraff.ru/strik?keyword=imagine+ariana+grande+lyrics+deutsch In PDF document text
- https://cdn-cms.f-static.net/uploads/4366366/normal_5f8a56a5d2b12.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368954/normal_5f87a2eb244f7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366035/normal_5f8960584c59c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368740/normal_5f8ef77af0fd1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369189/normal_5f89145d8fbcc.pdfIn PDF document text
- https://riwisasivituw.weebly.com/uploads/1/3/1/0/131070703/5110266.pdfIn PDF document text
- https://donibirumot.weebly.com/uploads/1/3/4/4/134463545/567d6f13d.pdfIn PDF document text
- https://josadezabo.weebly.com/uploads/1/3/4/4/134490641/8407522.pdfIn PDF document text
- https://wivupenoremew.weebly.com/uploads/1/3/0/7/130775018/e112a88c.pdfIn PDF document text
- https://zajuzuvo.weebly.com/uploads/1/3/4/4/134474050/3b88ce74e2d802.pdfIn PDF document text
- https://sijevunima.weebly.com/uploads/1/3/1/8/131859613/4181980.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4375070/normal_5f90eca17cec6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413564/normal_5f9714c1db4ba.pdfIn PDF document text
- https://fulipevaxavu.weebly.com/uploads/1/3/2/6/132695351/725891.pdfIn PDF document text
- https://medizagokitoni.weebly.com/uploads/1/3/2/3/132303310/pejosejamena_rolanuwomeges.pdfIn PDF document text
- https://vulewerogoxo.weebly.com/uploads/1/3/4/5/134507491/jawopobivivikenof.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0433/2044/3045/files/wuzimedekujuzejojamodes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6551/5933/files/maxenosadogudeninu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9457/1163/files/52720837221.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0499/4954/0507/files/oregon_elevation_map.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000061c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61C6 | 5164 bytes |
SHA-256: c5364639040fa6f7c64002a38af0ab53ac0312348185367ccd12f841213191ab |
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font_01_sfnt_off00007315.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7315 | 10432 bytes |
SHA-256: d64b468aae40d5ea22f012ad4ec689b5ba380aa59ac6341fb04e33b49fa24118 |
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font_02_sfnt_off00009699.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9699 | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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