MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier. It functions as a link farm, containing numerous URLs that point to compromised WordPress upload directories and other disposable hosting. These links likely lead to phishing pages or further malware downloads, indicating a malicious intent to lure users to untrusted sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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 http://danchrisjewelry.com/userfiles/file/16784222390.pdf In PDF document text
- https://www.kasekimi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160838ec06d3f2---wokomajivijibamoburomaj.pdfIn PDF document text
- https://www.saenger-ohg.de/wp-content/plugins/formcraft/file-upload/server/content/files/16091d176d63be---kumow.pdfIn PDF document text
- http://polishingmarblefloor.it/userfiles/files/josunatemakojiniwesigukug.pdfIn PDF document text
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/ef167a1941079bd9ac6e6a8af0de5e45/80547825822.pdfIn PDF document text
- http://highgaincomposites.com/img/file/20218223543.pdfIn PDF document text
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/4ovh0748hc7ka51r2ch5mrksfo/fuposuta.pdfIn PDF document text
- https://fenixfalt.com/userfiles/file/jaziwaxawasigatovironexem.pdfIn PDF document text
- http://www.introspekta.si/ckfinder/ckeditor_uploaded_files/files/digorufej.pdfIn PDF document text
- https://gsm.company/ckfinder/userfiles/files/dulevabejaxijekaxumuvewif.pdfIn PDF document text
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/ui7aqc17vfieff9bcti8nm8sq6/96865136666.pdfIn PDF document text
- http://coeb.eu/userfiles/files/48010097224.pdfIn PDF document text
- http://www.agrosystem.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1611df4ac1dd28---todumatoma.pdfIn PDF document text
- http://antwerp-rentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/160869b1501a77---67706493939.pdfIn PDF document text
- http://smartcookieacademy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16088b0da6be34---jorubuvafa.pdfIn PDF document text
- http://subventionsbetrug.de/wp-content/plugins/super-forms/uploads/php/files/822m6bi8u6mihnm8h1s4n5vosl/guxafoguw.pdfIn PDF document text
- https://www.endthestigmacounselling.com/wp-content/plugins/super-forms/uploads/php/files/hdtooug7lk62vqc7o6md1su0fr/vefuzuvijidopi.pdfIn PDF document text
- http://www.gonouvellezelande.com/files/rerumasagilimugozageto.pdfIn PDF document text
- https://www.skyline-recruiting.com/wp-content/plugins/super-forms/uploads/php/files/f5402df674f8c9c4ee602a825e09d652/jidinarigemafijupavu.pdfIn PDF document text
- http://socialbomjesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160fb32ad9667d---75886951358.pdfIn PDF document text
- https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606ffa895beb9---lukadufobotalujuk.pdfIn PDF document text
- http://nek.ua/wp-content/plugins/formcraft/file-upload/server/content/files/160b9150d48123---wibagisawebawagaranetezex.pdfIn PDF document text
- https://sdyh.gr/wp-content/plugins/super-forms/uploads/php/files/4crkb5ee5hu2c0lcngc7qp9tu4/82951912471.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=csir+ugc+net+paper+1+syllabus+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_off0000bb0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB0C | 11112 bytes |
SHA-256: 406af4b3e5836f520b19e019273ba748e7abf1d30681cd3d52a306880b232666 |
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font_01_sfnt_off0000d4c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4C7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ecd9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECD9 | 17096 bytes |
SHA-256: e72d5330316872cea62ba1fe08e97db6b1e6f09294908ec7405afe2b47d97e52 |
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