MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites, indicating a link farm designed to redirect users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://micast.de/wp-content/plugins/super-forms/uploads/php/files/g1hf6tj5b6g5cp7aiokmh0ccgd/83574213008.pdf In PDF document text
- http://dkmmotor.com/files/userfiles/file/9633648904.pdfIn PDF document text
- https://yumasri.com/assets/ckfinder/userfiles/files/30732441847.pdfIn PDF document text
- http://anhbanglaw.com/userfiles/file/gosupadefatufimelolusoju.pdfIn PDF document text
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c5561be101---zegubafijemevolupel.pdfIn PDF document text
- http://photo-preiss.com/upload_files/files/5609650661.pdfIn PDF document text
- http://poorclarescork.ie/images/53277112591.pdfIn PDF document text
- http://acetuitioncentre.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160bb7b85ce946---25967915298.pdfIn PDF document text
- http://erkerlaender.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606fc549a8b3b---28940865746.pdfIn PDF document text
- http://amtusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092d9c29181e---51759941447.pdfIn PDF document text
- http://www.allatpatikapecs.hu/images/file/lemereverim.pdfIn PDF document text
- http://alanaf.ru/userfiles/files/76583055210.pdfIn PDF document text
- https://almudenafernandez.co/ckfinder/userfiles/Files/vumejuravanubi.pdfIn PDF document text
- http://usaoxin.com/userfiles/2021-7/file/pijowuxi.pdfIn PDF document text
- http://zonwering-nederland.com/ckfinder/userfiles/files/vawipub.pdfIn PDF document text
- http://avvocato-callegaro.it/public/file/59227468355.pdfIn PDF document text
- https://gozdemsigorta.com/hulya/upload/files/xojuxetifofakugo.pdfIn PDF document text
- http://malverne69.com/clients/a/a7/a743c233813d1a1dbf5c38c484d85cdc/File/71956519784.pdfIn PDF document text
- http://www.appsolutely.sg/wp-content/plugins/formcraft/file-upload/server/content/files/1610d79bc50119---foneso.pdfIn PDF document text
- http://www.iamgoingto1996.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607363bf1ab85---wugarunupisu.pdfIn PDF document text
- http://www.ausafrica.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16107c57774c1b---93574145073.pdfIn PDF document text
- http://www.heksan.com.pl/file/71843704549.pdfIn PDF document text
- http://okmarin.ru/userfiles/file/pepexexuwodu.pdfIn PDF document text
- http://bioscipublisher.com/files/upfiles/file/14060729487.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=esen+yay%C4%B1nlar%C4%B1+pdf+9.s%C4%B1n%C4%B1f+matematikPDF 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_off0000cc75.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC75 | 18692 bytes |
SHA-256: 3927c723afa5340f1fe34e568506c1d808b849569302f12aeccc76ca21204a49 |
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font_01_sfnt_off0000fac3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAC3 | 11008 bytes |
SHA-256: fba433e537c89f3d0f183be17be74b992c7826b954dee64a5fec333b97ebc2cf |
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font_02_sfnt_off0001144a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1144A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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