MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to suspicious domains and appear to be part of a link farm, suggesting a phishing or malware distribution scheme. The PDF structure and embedded content are consistent with attempts to disguise malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://ontogepszerviz.hu/editor_up/fivupijebusapuz.pdf In PDF document text
- https://highfieldhousehotel.net/nbloom/fckuploads/file/91808553393.pdfIn PDF document text
- http://meuseguro.top/fotosempresa/files/32189437300.pdfIn PDF document text
- http://badischer-kunstverein.de/ckfinder/userfiles/files/3246940851.pdfIn PDF document text
- http://www.ettermanenterprises.com/ckfinder/userfiles/files/tenibewovunirosisejimi.pdfIn PDF document text
- https://bibliothequedesarts.ch/ckfinder/userfiles/files/fuparomivukupax.pdfIn PDF document text
- https://www.vignolaweb.it/ckfinder/userfiles/files/23047656168.pdfIn PDF document text
- https://pataniforum.com/admin/jquery/ckfinder/userfiles/files/somob.pdfIn PDF document text
- http://sysquare.com/UserFiles/files/bitogosobevivugofegoruf.pdfIn PDF document text
- https://fundacionamigosdelmarcaribe.ong/ckfinder/userfiles/files/famebitavapukokewo.pdfIn PDF document text
- http://bouwbedrijfansing.nl/userfiles/file/nibamobexawejitivibozosek.pdfIn PDF document text
- http://minhanh.com/files/71331037283.pdfIn PDF document text
- http://creatinglifeoptions.com/userfiles/files/fewon.pdfIn PDF document text
- https://musikkursus.dk/userfiles/file/piburunaji.pdfIn PDF document text
- http://prestinoequitacion.com/imagenes/upload/files/pepikasufamete.pdfIn PDF document text
- http://augustaelectricalwork.com/editorData/file/wubin.pdfIn PDF document text
- http://cermak-expo.cz/data/files/file/rimijedarapejof.pdfIn PDF document text
- http://noithatsah.com/webroot/img/files/sigad.pdfIn PDF document text
- http://china-baby-clothes.com/d/files/muwudesa.pdfIn PDF document text
- http://billedbutikken.dk/articlefiles/file/76992368696.pdfIn PDF document text
- http://portaldeaquidauana.com.br/ckfinder/userfiles/files/fivuzo.pdfIn PDF document text
- http://reklamavysocina.cz/UserFiles/File/43341853082.pdfIn PDF document text
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613058ae0ee75---kitotuwi.pdfIn PDF document text
- https://alshuka.ps/ckfinder/userfiles/files/77081671929.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=alfonso+lopez+quintas+libros+pdfPDF 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_off0000e8a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8A4 | 19612 bytes |
SHA-256: 481bd43aac4cfed4644c7d7b51bd292425102e50caba6480ec4c2fa93a29482a |
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font_01_sfnt_off00011b09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B09 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013320.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13320 | 10916 bytes |
SHA-256: 366b41d3bc9bbe675059ec7e7aea64d99a70324b13b4175ee25480c25e851ddd |
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