MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many hosted on disposable domains, suggesting a link farm or redirection scheme. The primary URL, https://midufefew.ru/123?utm_term=great+slave+lake+fishing+report, is likely part of this scheme. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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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External URI info PDF_URIPDF contains an external URL action
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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://midufefew.ru/123?utm_term=great+slave+lake+fishing+report PDF link annotation
- https://static.s123-cdn-static.com/uploads/4379614/normal_5fff2ea9be27b.pdfIn PDF document text
- https://jevokave.weebly.com/uploads/1/3/4/2/134266272/keluxan_popiduzalekogap_vetikidipoj_kakir.pdfIn PDF document text
- https://cdn.sqhk.co/zonakagud/hajeTdD/8385651168.pdfIn PDF document text
- https://cdn.sqhk.co/zaviresodew/jgJqihK/1227253793.pdfIn PDF document text
- https://miwuzuxatidako.weebly.com/uploads/1/3/0/7/130775980/vopusuvowejijuwomopo.pdfIn PDF document text
- https://cdn.sqhk.co/remezebona/XiheHhf/night_in_the_opera_classic_detective_story.pdfIn PDF document text
- https://cdn.sqhk.co/suwojixuwebi/nHigDig/41158214879.pdfIn PDF document text
- https://kukanoli.weebly.com/uploads/1/3/4/6/134641169/voropiza.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4448094/normal_6007d8dfe598b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4383791/normal_602eb6acad9e9.pdfIn PDF document text
- https://cdn.sqhk.co/pigalixow/hhoidih/fejifipelepebane.pdfIn PDF document text
- https://busaluvugisegiw.weebly.com/uploads/1/3/4/3/134368440/xusipexenojami-tefesolewom-sezajavolido-xenunifuvaf.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://tawuzosidekelos.epizy.com/ba_pass_movie_free_utorrent.pdfIn PDF document text
- https://246406bc-bb0d-4f29-baed-d8a6153a9543.filesusr.com/ugd/3ddeef_086e3d4393c246ff82b04b517b1e3ee4.pdf?index=trueIn PDF document text
- https://6b52f5a6-db44-4d3e-8337-ab33c729cb13.filesusr.com/ugd/f4de5e_a083273cabd54205b5372fac2f8bceb5.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/b4571742-e15c-4a94-9ea0-2651b2770c4c/gemamu.pdfIn PDF document text
- https://4eff3ec4-d147-45d1-be73-876d9e1d0019.filesusr.com/ugd/efb3f0_f473886e8f1e4960a4db120368d9b052.pdf?index=trueIn PDF document text
- https://f1cb2ec4-a82d-4768-8a06-5236a2db220e.filesusr.com/ugd/a2e20a_d18350bf1b954ad2a4111d7fc9a5dd12.pdf?index=trueIn PDF document text
- http://jedamonemazuj.epizy.com/food_waste_disposal_methods.pdfIn PDF document text
- https://d128792e-e0a8-46e0-98ed-b941f5da69b2.filesusr.com/ugd/b98abb_c2ba1b37a4e6408a8fb39e9f809eb2ca.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/248b0fbe-4685-4a22-be6c-27976d4cea8d/dukanizeferapikutofelonew.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_off0001faa4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1FAA4 | 5320 bytes |
SHA-256: ef18ae016f891b670b7647690f911e2affa5323e6e9f99f71a1cd9c4cb300b4e |
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font_01_sfnt_off00020cc3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x20CC3 | 11940 bytes |
SHA-256: 9da8a039261ba6ee30871dc0a0dfe264bbf0cc18115a2b1ce3c4f75a8c8b60ca |
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