MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous external links, many pointing to disposable hosting, suggesting a link farm or SEO manipulation tactic. The ML classifier and ClamAV detection strongly indicate malicious intent, specifically identified as phishing or a trojan. While no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a phishing or malicious redirection attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://ketchas.ru/pbw?utm_term=kannada+english+grammar+book+pdf PDF link annotation
- https://siridadujaxata.weebly.com/uploads/1/3/0/9/130969300/rowegab_jaluw_lawukunulemesil_wurobi.pdfIn PDF document text
- https://xaranetudu.weebly.com/uploads/1/3/4/0/134016810/rogagapuvegu.pdfIn PDF document text
- https://nukawidizuzaxep.weebly.com/uploads/1/3/3/9/133997642/zapusekofefe_giwalamepefup.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/258b4e2c-5819-4d96-bcb8-284ad3c3dcd0/lg_washing_machine_smells_like_rotten_eggs.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ce7f6de6-ce60-4ce8-8980-7541d5270aca/descargar_libro_mecanica_de_materiales_fitzgerald_gratis.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b7e9159c-4d8b-4325-84e9-96c06d933f11/6108645166.pdfIn PDF document text
- http://gamaxidad.pbworks.com/f/dofometezurig.pdfIn PDF document text
- http://visetululiv.pbworks.com/f/indirect_object_pronoun_practice_spanish_worksheet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/015f2a27-0214-46ab-9b5f-a72b8d6f2258/40435339218.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/48ebf65e-3f67-4aab-8a36-725fb9d08ba1/25211183720.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1f41d655-8872-4981-903a-070dd70d575a/what_does_pdp_stand_for_xbox_controller.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e7e5a103-805a-4212-a532-c7e7964651bd/pezitezaxuwewajatinupu.pdfIn PDF document text
- http://dawijunegolo.pbworks.com/f/baboketajazetog.pdfIn PDF document text
- http://saxonax.pbworks.com/f/vilinotok.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bea1794a-5cc7-412b-addb-3adfc743dc67/dodiparipebazujoj.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b0e7560f-4078-427d-8a08-4c038869fb8a/28817865087.pdfIn PDF document text
- http://popuwepux.pbworks.com/w/file/fetch/144622806/google_academico_libros_gratis.pdfIn PDF document text
- http://mikabipi.pbworks.com/f/free_download_adobe_flash_player_for_mac_os_x_10.5_8.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6e74b316-5311-41e4-b278-5902fb0477ae/xfinity_x1_modem_lights.pdfIn PDF document text
- http://vejivab.pbworks.com/f/39284486064.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/abf61232-22d3-48a3-8dcc-82aa3a45c257/pollo_loco_chicken_avocado_wrap_calories.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_off0000e68c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE68C | 5628 bytes |
SHA-256: 8e570e0fefb1fed369903136fc66687727f24f24207655b6c27bc4ecbb628f11 |
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font_01_sfnt_off0000f97e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF97E | 10988 bytes |
SHA-256: 37c6e6bb04368f681ec4cd2c81ca3aa9cbd8f714558d8b374f7629a54810e8f9 |
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