MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous embedded URLs, with one prominent URL pointing to 'zajinet.ru' which is flagged as suspicious. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of using disposable hosting for multiple links, suggesting a phishing or spamming operation. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://zajinet.ru/strik?utm_term=1996+jeep+cherokee+for+sale+washington+state PDF link annotation
- http://lojuxaga.mywebcommunity.org/donij.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4465003/normal_5fe3a16320636.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4413567/normal_6002254e33023.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4471706/normal_5fe12c37a87dc.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4414696/normal_5fe9173111d7a.pdfIn PDF document text
- http://soxiwokix.iblogger.org/bosageset.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4407810/normal_5fc5baf914ceb.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4367947/normal_5fde24c9669d5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4387428/normal_603bf279b90ac.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4422908/normal_6008b11e33c46.pdfIn PDF document text
- http://disozire.mygamesonline.org/stock_market_open_on_martin_luther_king_day_2019.pdfIn PDF document text
- http://xumarageli.22web.org/kakubinesajelumonabuzunew.pdfIn PDF document text
- http://puvepum.getenjoyment.net/jorge_luis_borges_sus_principales_obras.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413109/normal_5fd3a3ffe90d3.pdfIn PDF document text
- http://rajukilodagoje.mygamesonline.org/73562077087.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/kukazowox/ruluporipaxogorera.pdfIn PDF document text
- http://nibubatovavav.atwebpages.com/vugunalevurawokiviv.pdfIn PDF document text
- https://s3.amazonaws.com/paxuvagal/kindle_oasis_2019_manual.pdfIn PDF document text
- https://e3055f73-6236-423b-b810-4bc1a15f300f.filesusr.com/ugd/fa12d1_77bdb1ff17fb45a5b7e3014bb08ee11a.pdf?index=trueIn PDF document text
- https://7c9e9c40-2b96-4f88-8065-b5ff5e495659.filesusr.com/ugd/3bfcae_0ecfe9eba1b84889877256278f978416.pdf?index=trueIn PDF document text
- https://93dbb2ad-f1e8-4c6c-adfd-2ef134399473.filesusr.com/ugd/df4650_8f724225a7ae4664a32fd1bf3e7f0650.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/mexesazaxasa/lg_410a_portable_air_conditioner.pdfIn PDF document text
- http://wiwazisumi.rf.gd/43348265396.pdfIn PDF document text
- https://9de673a2-3b8e-40eb-bbf5-c0ad8e71a3da.filesusr.com/ugd/bd5c68_495b54f222d04df892f916875667ab01.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/pogolo/66812824354.pdfIn PDF document text
- https://s3.amazonaws.com/dezajok/17121914561.pdfIn PDF document text
- http://rikexulekoj.epizy.com/thank_you_mandarin_crossword.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_off0000f566.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF566 | 5776 bytes |
SHA-256: 6774de254301f9103c5fba5f81161fcae2c3d7973fc0df166aa008960ff9a86e |
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font_01_sfnt_off00010928.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10928 | 10824 bytes |
SHA-256: a58f9a8da6f4d255752edd40201ce9c3af3ac8e1e64c0cd3d4d7fa6921ee4c3b |
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