MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous external URIs pointing to compromised websites, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware delivery. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports the nature of the document as a collection of links on potentially untrusted hosting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://crysiq.ru/uplcv?utm_term=the+english+reformation PDF link annotation
- http://ophirtonhotel.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160ad010a2113d---65342428638.pdfIn PDF document text
- http://gezond-trakteren.nl/kasteel-doornenburg-img/bestandenfile/genokawatufolutikapos.pdfIn PDF document text
- https://beautyreviveshop.com/newerac2c/userfiles/file/9314915692.pdfIn PDF document text
- http://in-dapt.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cf5c37c4747---73574492078.pdfIn PDF document text
- http://brodart01.com/wp-content/plugins/super-forms/uploads/php/files/6lgg6ru64dnid3dn8pmrpuicer/wulimimimitasiliwewevev.pdfIn PDF document text
- https://cairparavel.ro/app/webroot/files/userfiles/files/ribetevok.pdfIn PDF document text
- http://santamariamikado.com/uploads/files/8069296791.pdfIn PDF document text
- http://ck-kutnahora.cz/gais/image/file/5810156433.pdfIn PDF document text
- https://www.dekleinewerf.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1610bd4c44b2aa---94228050034.pdfIn PDF document text
- http://pvsystreports.com/wp-content/plugins/super-forms/uploads/php/files/k67l0u128m56he035lk9ncdnc5/wabinatipusobibubedituv.pdfIn PDF document text
- http://loscogliodifavignana.it/userfiles/files/xowoxazodeminexedu.pdfIn PDF document text
- http://momsystem.ru/public/file/vojafumumaxegokudarav.pdfIn PDF document text
- https://lashmakerpro.it/wp-content/plugins/super-forms/uploads/php/files/lpad1lijit8lrq6f6g2911soq0/19301557093.pdfIn PDF document text
- http://guides2alpes.fr/uploads/file/tejipaboxuwedigov.pdfIn PDF document text
- https://mithermomix.com.mx/wp-content/plugins/super-forms/uploads/php/files/12b5bac947bae0d690a18f239b71c040/delomebepe.pdfIn PDF document text
- http://cerrutistudio.eu/userfiles/files/mizakapebokowiwibup.pdfIn PDF document text
- http://oryginalnedekoracje.pl/userfiles/file/jemaruwepigagujazisagoda.pdfIn PDF document text
- http://vejwun.cz/images/xulenisew.pdfIn PDF document text
- https://anmoul.com/userfiles/file/37971714847.pdfIn PDF document text
- http://axiomestates.com/userfiles/file/roguzegabokowudazifexojot.pdfIn PDF document text
- http://nuyewrecruitment.com/wp-content/plugins/super-forms/uploads/php/files/10d6269cc62ae99efc06ed14569576cc/80527083644.pdfIn PDF document text
- http://www.drop-lok.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610d141226283---wisufixakowabub.pdfIn PDF document text
- https://www.paparazzirestaurant.com.au/wp-content/plugins/super-forms/uploads/php/files/3fb4ecec6f2cc6dc8db3f7b7414e6347/27790710514.pdfIn PDF document text
- https://abofahed.com/userfiles/file/peligisasoba.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://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_off0000e2d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2D4 | 10624 bytes |
SHA-256: 28841a10f2a5d7c9d28797967542335657e108c45083cae525716729dd44cef7 |
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font_01_sfnt_off0000faf0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAF0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011302.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11302 | 16964 bytes |
SHA-256: f7b4a9c011b776f180223d9012453df0724f8de0497a17cf2dcc8f823355905b |
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