MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://jumiwimov.ru/123?utm_term=fatca+reporting+deadline+2019+luxembourg PDF link annotation
- https://cdn.sqhk.co/lefuwaregew/5Jgezje/pipemabakoxeje.pdfIn PDF document text
- https://cdn.sqhk.co/dinigivo/jDiFTig/android_briefing_app_deinstallieren_restlos.pdfIn PDF document text
- https://cdn.sqhk.co/letareximo/gEz04jc/love_test_calculator_quiz.pdfIn PDF document text
- https://cdn.sqhk.co/dudugetogi/ZyhhLie/guild_wars_2_legendary_armor_list.pdfIn PDF document text
- http://fagutoje.22web.org/verizon_fios_router_g1100_firmware_update.pdfIn PDF document text
- http://noxitafevinuv.22web.org/cognos_tutorial_report_studio.pdfIn PDF document text
- https://cdn.sqhk.co/dijowasedop/cSn7khe/bovine_spongiform_encephalopathy_l_g.pdfIn PDF document text
- https://cdn.sqhk.co/sufajezugi/jRYrjh9/animated_text_after_effects_template.pdfIn PDF document text
- https://cdn.sqhk.co/kapopuvida/iya4ujc/zuvezuzuturazudidozipaw.pdfIn PDF document text
- https://cdn.sqhk.co/lukapokobejo/ghijhes/getyourguide_activity_tickets_sightseeing_tours_new_york.pdfIn PDF document text
- https://cdn.sqhk.co/kixituvelil/46Ehcii/at_t_u_verse_modem_reset.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/1f706634-24fe-4e3a-b580-5e46a2b82d7c/can_a_three_phase_induction_motor_be_started_from_a_single_phase_supply.pdfIn PDF document text
- https://s3.amazonaws.com/jixerubowi/37663247348.pdfIn PDF document text
- https://0c17d2ad-06a2-4efd-9128-26148cac6670.filesusr.com/ugd/44320b_ad7df9b3f02b4cedb3798083534cf366.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/novipaliwid/how_much_does_a_huffy_mountain_bike_cost.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/160c232c-d930-419d-9d66-6785f4f0d561/30725865510.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d580277b-4d4a-4026-811d-085e9d4af198/linazofobimavejumuwifume.pdfIn PDF document text
- https://2571d5ef-7130-409a-b87d-c3fd18a83f30.filesusr.com/ugd/71fc55_7bb9697b94cd406892e7bf89a80df2d1.pdf?index=trueIn PDF document text
- https://e8802323-0824-40c5-8a58-19d700e27586.filesusr.com/ugd/50cafd_59a0ab6e66f44b2bb988dedf632e5713.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/xowasosuf/8294878506.pdfIn PDF document text
- https://s3.amazonaws.com/tugafebip/pipiremobu.pdfIn PDF document text
- https://s3.amazonaws.com/tisegovofu/supobakamekod.pdfIn PDF document text
- http://fevusavumerow.rf.gd/naxewunikowaxonazul.pdfIn PDF document text
- https://770cee9b-59ea-4c2b-ae8d-aad83b0abb79.filesusr.com/ugd/8b25c7_3a0d4bbeb6ef4e0cb3034f49a5c13272.pdf?index=trueIn PDF document text
- http://fabevurubojob.epizy.com/36500011150.pdfIn PDF document text
- https://63d876aa-455f-4c41-9c38-50747f3e0b95.filesusr.com/ugd/a220d5_4f87a709a4ed44c49222c33eca80ed8b.pdf?index=trueIn 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_off0000ef47.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF47 | 5860 bytes |
SHA-256: be126d07a709829502cd4e4aec7199d23712a644a7ac24529f243b1acaa884d0 |
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font_01_sfnt_off00010326.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10326 | 11372 bytes |
SHA-256: dc696b3f64cea1f02a2ffe3e33c8f53caebbadbaa2b6cd606943a67fc4fe0df1 |
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