MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded URLs, many of which point to disposable hosting or compromised CMS upload directories, indicating a link farm designed to distribute traffic. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://mgs-on-track.com/uploads/misc/files/31344715596.pdf In PDF document text
- http://www.goataxiservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613accc9c1d7f---xitalatazovonu.pdfIn PDF document text
- http://czdashan.cn/uploadfile/file/2021090712174273499.pdfIn PDF document text
- http://archi1919.com/smlclub-files/file/36137132342.pdfIn PDF document text
- https://www.dogandemir.av.tr/paketler/ckfinder/dosyalar/files/98882176632.pdfIn PDF document text
- http://ecme.site/2015/vat/upload/files/kitarof.pdfIn PDF document text
- http://clinicaveterinariaalbese.eu/userfiles/files/sukejopezutipavex.pdfIn PDF document text
- http://progfin.pl/userfiles/file/kenawedonorulew.pdfIn PDF document text
- https://chatham-ebenezer.ckdomain.com/uploads/userfiles/files/65056061392.pdfIn PDF document text
- http://tortsurprise.ru/upload/redactor/files/nawolonubipazunoxopon.pdfIn PDF document text
- http://remobudostol.pl/pliki/nulifekafavevurefinoj.pdfIn PDF document text
- http://aibasavar.edu.bd/app/webroot/ckfinder/userfiles/files/32346435327.pdfIn PDF document text
- https://massagetheory.ca/wp-content/plugins/super-forms/uploads/php/files/633f6ae1a82f2d2231860244dfbeeced/82628558662.pdfIn PDF document text
- http://bernendorf.ru/userfiles/file/duwatelutus.pdfIn PDF document text
- https://vzglavniki.net/data/file/40911518297.pdfIn PDF document text
- http://usefchina.com/uploadfile/file///2021090706495751.pdfIn PDF document text
- http://ahzycw.com/upload_fck/file/2021-9-7/20210907092404876875.pdfIn PDF document text
- https://neksav.com/upload/ckfinder/files/77024299102.pdfIn PDF document text
- http://alpinedelhi.com/userfiles/files/87288548015.pdfIn PDF document text
- https://bocrangsuthammy.vn/upload/files/wisoserimiwalenemikaxoxaj.pdfIn PDF document text
- http://pogologistics.com/ckfinder/userfiles/files/kegelawufuzosixamor.pdfIn PDF document text
- http://offerparts.com/upload/files/zaluzekoti.pdfIn PDF document text
- https://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/aajamj8cehv61hmqvjvkq9psk2/katonatuvomixezefazate.pdfIn PDF document text
- http://giaodantanthaison.com/Images_upload/files/97013339511.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=wipe+out+data+android+phonePDF 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_off0000e65c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE65C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fe73.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE73 | 10368 bytes |
SHA-256: 2ad0dd3cb0e4d023bf30f571f8fa73d4c12d2b42bde93903fd82d609ffd79d8f |
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font_02_sfnt_off000115c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115C9 | 17620 bytes |
SHA-256: 94586043a3983a79f6c68efbda570d882901eff48fa6c84cb55bda5d47c42d0f |
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