MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links pointing to other PDFs hosted on disposable domains, indicative of a link farm. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or SEO abuse. The presence of a download button lure further supports a malicious workflow.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://leonvi.ru/wix?keyword=gary+chapman+singer%252Fsongwriter PDF link annotation
- https://fibuwusosa.weebly.com/uploads/1/3/4/7/134700524/lunumumux.pdfIn PDF document text
- https://cdn.sqhk.co/daxegajok/M3jiUhi/avatar_chat_rooms_free_online.pdfIn PDF document text
- https://wisetigu.weebly.com/uploads/1/3/4/3/134357320/5195831.pdfIn PDF document text
- https://roxogarafuxor.weebly.com/uploads/1/3/1/1/131164132/lolaborobasoxa-femetakifoz-xugelonubupeke.pdfIn PDF document text
- http://ukrinsure.com/how_to_start_my_ryobi_pressure_washer_1600x6ixh.pdfIn PDF document text
- https://zejobivajetipud.weebly.com/uploads/1/3/0/7/130740466/munejusagidetofi.pdfIn PDF document text
- https://cdn.sqhk.co/jawuraxexije/BBigjfR/gopuwud.pdfIn PDF document text
- https://cdn.sqhk.co/diwiporeb/jhxTQjb/senavowapunamomezojad.pdfIn PDF document text
- http://basiditdcf.space/239197324757z1uu.pdfIn PDF document text
- https://kavejujutafen.weebly.com/uploads/1/3/6/0/136022690/kavomawet_doriwuwijuwajog_dineg.pdfIn PDF document text
- https://wivupenoremew.weebly.com/uploads/1/3/0/7/130775018/gurutotema_tetipiwiva_busipawalige.pdfIn PDF document text
- https://poginatiru.weebly.com/uploads/1/3/0/8/130874277/3569299.pdfIn PDF document text
- https://cdn.sqhk.co/zuwiwejagub/hiichaq/jafib.pdfIn PDF document text
- https://vapaniwagivu.weebly.com/uploads/1/3/4/4/134442769/laxenopisipegopo.pdfIn PDF document text
- https://wakavofidokevi.weebly.com/uploads/1/3/2/6/132681750/mowibonulijewilirema.pdfIn PDF document text
- https://rezigetofetima.weebly.com/uploads/1/3/1/1/131163738/8529419.pdfIn PDF document text
- https://cdn.sqhk.co/jivaduzar/BMhboet/the_weather_channel_app_symbols_android.pdfIn PDF document text
- https://tudadakamoziv.weebly.com/uploads/1/3/4/5/134596668/3257171.pdfIn PDF document text
- https://rudusixan.weebly.com/uploads/1/3/0/7/130775573/mobolulajito-narojife-gikowerinorot.pdfIn PDF document text
- http://ssurll.com/10tu6pIn 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/2ac0f0ff-9403-4fd8-b4a0-0b6d521f05fe/furikeki.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1ca8a66b-1ceb-42f9-8949-1612b1e4016c/65423490312.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a4e48c8d-2513-43a0-b45b-ad9a57d9981c/23602971496.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4561872a-8723-472c-8348-f76459063b16/safety_data_sheet_template.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4b0b23c7-69bc-4e7b-87fc-7a175417c754/formato_contrato_de_arrendamiento_local_comercial_mexico.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_off0000f4c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4C5 | 5576 bytes |
SHA-256: 8753e82004e286ee8b06e3cfa605133877c00384653091c6003d195d9768a29a |
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font_01_sfnt_off000107b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107B8 | 10856 bytes |
SHA-256: 7628d8d5940e460246fe478b3ccbccb436af59323080bf023317919b6be8be73 |
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