MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, many of which point to suspicious domains, suggesting it functions as a lure to external malicious sites. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a link farm designed for SEO manipulation or traffic redirection to potentially malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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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 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://wupaojichangjia.com/d/files/90959260866.pdf In PDF document text
- https://ehotelgateway.com/bot/ckfinder/uf/files/97532412528.pdfIn PDF document text
- https://samuelben-horin.com/userfiles/file/zelowutimifesetekotobuwub.pdfIn PDF document text
- http://ever-pioneer.com/upload/files/71856756118.pdfIn PDF document text
- http://bociany.sk/media/file/buzuwedozojuziweras.pdfIn PDF document text
- http://packagingandfoodmachinary.com/userfiles/file/33145889594.pdfIn PDF document text
- https://bya-ingenieria.com/ckfinder/userfiles/files/5694087455.pdfIn PDF document text
- http://smartvoicesys.com/userfiles/luzesufuzujisijarogani.pdfIn PDF document text
- http://aczelzalog.hu/tmp/dididajamugiboxijukifakog.pdfIn PDF document text
- http://caratow.be/userfiles/file/batinelu.pdfIn PDF document text
- http://ccsilver.kr/files/fckeditor/file/41627395616a509567407.pdfIn PDF document text
- http://burmeseburmilla-allevamento.com/userfiles/files/2775640913.pdfIn PDF document text
- http://elektrostroy.kz/ckfinder/userfiles/files/fivowumunejamerudurelanub.pdfIn PDF document text
- http://creativeindustries.ru/uploads/userfiles/file/18011051191.pdfIn PDF document text
- https://kovrdom.ru/sites/all/sites/default/files/file/togefakiwuvoxamabomi.pdfIn PDF document text
- https://pellevah.com/upload/files/27334037656.pdfIn PDF document text
- http://salman-group.com/userfiles/file/57385596359.pdfIn PDF document text
- http://bouwbedrijfansing.nl/userfiles/file/difenafusifon.pdfIn PDF document text
- http://dragonspond.com/uploads/files/69470566185.pdfIn PDF document text
- http://sake-tori.com/images/library/File/mixapusajifezivi.pdfIn PDF document text
- https://tigapilar.com/upload/files/28780935836.pdfIn PDF document text
- http://ecohouse-lab.de/userfiles/file/92358622939.pdfIn PDF document text
- https://gyn-koe70.de/obrazky/file/3041658534.pdfIn PDF document text
- https://edukiya.com/wp-content/plugins/super-forms/uploads/php/files/105bb9a396f8460737ac631eda7be88d/39503493460.pdfIn PDF document text
- http://botosani.ro/img/uploads/file/renifikidisujozofomini.pdfIn PDF document text
- http://feedproxy.google.com/~r/Xvkpad/~3/tgwjJlsMqHc/uplcv?utm_term=color+by+number+first+gradePDF link annotation
- 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c294.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC294 | 16296 bytes |
SHA-256: ac44d9fe72bbb216a1e65ef5c53e77375bb5982e6320e05997474c582f3a3ea1 |
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font_01_sfnt_off0000ecc6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECC6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000104dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104DD | 11080 bytes |
SHA-256: 88450373d395dcbc07d41b8231b193066e472d0f812bcb51696832dd46da2730 |
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