MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file contains a large number of external links, many hosted on disposable domains, indicating it functions as a link farm. The ClamAV detection and ML classifier strongly suggest malicious intent, likely for phishing or distributing further malware. The presence of multiple external URIs and a link farm heuristic points towards an attempt to direct users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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://mezovuduw.ru/123?utm_term=beginner+new+headway+pdf PDF link annotation
- https://kuwoloxafi.weebly.com/uploads/1/3/0/8/130873903/5259925.pdfIn PDF document text
- https://tapizijivuvol.weebly.com/uploads/1/3/2/6/132696465/jarototatibu.pdfIn PDF document text
- http://xoxinusenavi.66ghz.com/boxhead_the_zombie_wars_para_android.pdfIn PDF document text
- https://cdn.sqhk.co/wimakebibane/2jjc5hd/history_of_money_in_south_africa.pdfIn PDF document text
- https://cdn.sqhk.co/vefapatape/f4YijYX/43074126861.pdfIn PDF document text
- https://xibijogoxedugo.weebly.com/uploads/1/3/4/6/134662411/d0a87de14a58.pdfIn PDF document text
- https://navemozozaju.weebly.com/uploads/1/3/1/1/131164567/7079161.pdfIn PDF document text
- http://benotapinaz.iblogger.org/74241351222.pdfIn PDF document text
- https://xanuvewetarew.weebly.com/uploads/1/3/4/7/134732967/zaxirulipovapos-zemizapikuwati.pdfIn PDF document text
- http://dakavol.22web.org/mesefaloromil.pdfIn PDF document text
- https://moraraxewurazi.weebly.com/uploads/1/3/4/0/134042425/tapuxojuwevus-lipozeva.pdfIn PDF document text
- https://sitatovap.weebly.com/uploads/1/3/1/4/131438195/kavitufawofuv_xaxawafurujoz.pdfIn PDF document text
- https://lipijubirenazob.weebly.com/uploads/1/3/4/7/134722159/xisaleperimag_guwusix.pdfIn PDF document text
- https://cdn.sqhk.co/potiribuwuf/jjhieS7/86611617531.pdfIn PDF document text
- https://mozepuboxiwagu.weebly.com/uploads/1/3/6/0/136094106/bozoluranuvesak-supapidela-tegivo.pdfIn PDF document text
- https://garururukipu.weebly.com/uploads/1/3/4/2/134235121/3e84f1796db.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://risumipekalur.rf.gd/gentelella_admin_template_django.pdfIn PDF document text
- https://f039f7e9-c7fa-441d-bf3d-2f0e35d6be10.filesusr.com/ugd/80685d_5b2a9b5ab11046f0b72a078a62d441cc.pdf?index=trueIn PDF document text
- https://d99c26cc-8c68-456d-a039-1a26994c8d26.filesusr.com/ugd/105a8c_2ba5a82398ee41f784df9fb68a567dd7.pdf?index=trueIn PDF document text
- http://xunevonobi.epizy.com/agoraphobia_fact_sheet.pdfIn PDF document text
- https://86cafecd-0af7-43e6-b578-14605c742a6c.filesusr.com/ugd/c4ddd0_a891ca3c88964b49b158135b057fe9c3.pdf?index=trueIn PDF document text
- https://2ed821ec-8078-4e74-b11b-c5cec6a88262.filesusr.com/ugd/65e777_75445aca4f2747dfb188240006bfb083.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_off0000edf7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDF7 | 5336 bytes |
SHA-256: 723b0b70a98eab980e25c7b770ee141895a33f8e68ebea24f5ba839c2c032c44 |
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font_01_sfnt_off00010038.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10038 | 11368 bytes |
SHA-256: a6285b4d4fb9ebad5b55cedcdec0f5c5f85836b087b9df3c347fa9ad1a0f6519 |
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