MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external URIs and link farms pointing to compromised WordPress sites, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. While no scripts were extracted, the structure and URL patterns are consistent with a malicious PDF designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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://inwebjor.ru/uplcv?utm_term=compras+publicas+chile+pdf PDF link annotation
- https://tlpnw.com/wp-content/plugins/super-forms/uploads/php/files/df62137f3a2035bc02e2874faa68524d/37794148136.pdfIn PDF document text
- http://monticellotownship.org/userfiles/file/69218194518.pdfIn PDF document text
- https://uleshuzataruhaz.hu/files/file/xorafaromokirunaxedalexe.pdfIn PDF document text
- http://xn--vb0b83rba554gca.kr/page_data/file/20210507210827.pdfIn PDF document text
- http://degeninhotel.ru/admin/ckfinder/userfiles/files/zuzotazewa.pdfIn PDF document text
- https://dazzlin.co.uk/wp-content/plugins/super-forms/uploads/php/files/b67e7a0106cdfb079f91c7e08bcc407e/buguwarowepulisedubiduk.pdfIn PDF document text
- https://www.msolartop.cz/wp-content/plugins/formcraft/file-upload/server/content/files/16071af5b90cfc---tikazexaw.pdfIn PDF document text
- https://www.taxiserviceh24.com/wp-content/plugins/formcraft/file-upload/server/content/files/160873ba87bb14---97404357821.pdfIn PDF document text
- http://jrmhandling.nl/upload/file/kizoxogarejaxixotunudose.pdfIn PDF document text
- http://blackivy.pl/userfiles/file/53805601491.pdfIn PDF document text
- http://pvsystexperts.com/wp-content/plugins/super-forms/uploads/php/files/78ik8vd5ilvrm69segt793ej46/polodixuj.pdfIn PDF document text
- http://medicalproduct.hu/images/files/9376306769.pdfIn PDF document text
- http://xenangheli.vn/public/files/58290707403.pdfIn PDF document text
- https://ipcare.nl/wp-content/plugins/super-forms/uploads/php/files/bnbadgdj4tge99gsk84mgbgiho/3178210782.pdfIn PDF document text
- http://kasaitogo.com/uploads/files/bodepaberokezaped.pdfIn PDF document text
- http://ladyqueen.it/userfiles/files/gukudivobubap.pdfIn PDF document text
- http://atdawnwelift.com/userfiles/file/tavowijulafebelosofajob.pdfIn PDF document text
- http://ajarnveerapong.com/UserFiles/file/7433050681.pdfIn PDF document text
- http://wilkinsconnection.com/clients/9/94/94ba1e7d864c5c8af3bb481f5f9f31de/File/69221866601.pdfIn PDF document text
- https://songhong.info/userfiles/file/rolirinumulejuxibonuxi.pdfIn PDF document text
- http://hitecds.com/userfiles/file/dujalabofobowivuwovabeg.pdfIn PDF document text
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/jllcmbo5u313tb5papbiq5agu6/wedisazadugizeni.pdfIn PDF document text
- https://morethancars.eu/uploads/edytor/file/jotilivojafugosa.pdfIn PDF document text
- https://www.onestopnaturalstore.ca/wp-content/plugins/super-forms/uploads/php/files/l6lm8rfj06269mp6g1sifaesnr/raburabadaxogazin.pdfIn PDF document text
- http://chromoink.com/updates/file/sazamezefutoxarunukutu.pdfIn PDF document text
- http://pro.ovh.net/~tribuene/images/banque/file/duronerirexonasunopemupom.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_off0000d7e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7E3 | 19400 bytes |
SHA-256: 3fff9cbd53dc8e81f4460af82a899a13054fa3ae857e3a07b0c01de611f79bcb |
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font_01_sfnt_off00010969.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10969 | 10956 bytes |
SHA-256: b334c18e9148c78a936ef5617b840224fb026f6b348db649dd6e568255d371bc |
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font_02_sfnt_off0001228c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1228C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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