MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to disposable hosting or compromised CMS uploads, indicating a link farm designed to lure users to external sites. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution through these links. The presence of a URL with 'download hill climb racing hack for android' in its query parameters further supports a lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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://papiratisk.cz/soubory/bufimefizoretijerunititu.pdf In PDF document text
- https://nulifeus.com/~nulife/userfiles/file/sujikatuvupe.pdfIn PDF document text
- http://medicaldistri.com/ckfinder_files/files/97281435033.pdfIn PDF document text
- https://wronba.pl/uploads/wysiwyg/file/12647985474.pdfIn PDF document text
- http://cuspsurgeons.com/userfiles/file/buzopetobakabonisabi.pdfIn PDF document text
- http://daiquangsico.com/img_duhoc/files/lepotekepebabawaf.pdfIn PDF document text
- http://conomiya.com/images/uploadedimages/file/84526937834.pdfIn PDF document text
- https://www.lesson-online.org/wp-content/plugins/super-forms/uploads/php/files/v9ks7ee1fcjofia4blf733qco2/gefizi.pdfIn PDF document text
- https://letajicikoberce.cz/userfiles/file/19764118509.pdfIn PDF document text
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/161379399a26eb---sotadedebadiduvewibowa.pdfIn PDF document text
- http://playitdirect.ca/ckfinder/uploadfiles/files/45761054350.pdfIn PDF document text
- https://www.xcelsus.de/wp-content/plugins/formcraft/file-upload/server/content/files/16138079c39ba2---rogiwokitaporirikilokam.pdfIn PDF document text
- http://cameradungphat.com/uploads/files/68349818921.pdfIn PDF document text
- http://cateringkieuan.com/uploads/userfiles/file/kuwufukol.pdfIn PDF document text
- http://dentish.ru/ckfinder/userfiles/files/54710034731.pdfIn PDF document text
- https://cosanuesa.com/componentes/editor/ckfinder/userfiles/files/rejizirufuweva.pdfIn PDF document text
- https://cortemadera.com/wysiwygfiles/file/95443451137.pdfIn PDF document text
- https://guanlai.tw/uploads/files/202109220335298689.pdfIn PDF document text
- http://snp-ent.com/files/fckeditor/file/194767197161371656ecb5f.pdfIn PDF document text
- https://www.inter-tube.co.uk/wp-content/plugins/super-forms/uploads/php/files/6e5b6c9ce025026a3e298869ebff6a2d/posepodokopuzipixe.pdfIn PDF document text
- https://fobh.net/userfiles/files/48724697800.pdfIn PDF document text
- https://loskutova.site/wp-content/plugins/super-forms/uploads/php/files/34d0920d2265106c40d71dd12cfdec58/74828793628.pdfIn PDF document text
- https://matricula.netlandschool.cl/files/23892843922.pdfIn PDF document text
- http://bilafafafa.com/shopadmin/upload/files/73934940692.pdfIn PDF document text
- https://phucatgarment.com.vn/ckfinder/userfiles/files/16497330620.pdfIn PDF document text
- https://legend-chang.com/UserFiles/files/14312781257.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=download+hill+climb+racing+hack+for+androidPDF 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_off0000cfcb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFCB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e7dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7DD | 17432 bytes |
SHA-256: 443edbeae0c2be9e1428b234a00ca7b7d7d67818c74ed48a60bd84d1ef6b62ec |
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font_02_sfnt_off000114b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114B1 | 10844 bytes |
SHA-256: f9a8ddd651c12d18bd27a03df17f0d2c03059367d17ac71a96ce39ea96603a21 |
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