MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware distribution through these links.
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://www.kymkarajok.net/tiedostot/files/54301370923.pdf In PDF document text
- https://evermoral.hk/upload/file/1623863742.pdfIn PDF document text
- http://www.aluvascientific.com/UserFiles/file/fuwovilojadigupofeboz.pdfIn PDF document text
- https://velvetskin.pl/wp-content/plugins/super-forms/uploads/php/files/27ce2f3885ede07781ef75c971db38c9/zufaroturo.pdfIn PDF document text
- https://technok.cz/wp-content/plugins/super-forms/uploads/php/files/bff18ca2f58a47a261e573a46b48439f/25417724614.pdfIn PDF document text
- http://kraljicabih.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bfcb185b604---44844593577.pdfIn PDF document text
- https://twinslock.com/ckfinder/userfiles/files/41149548832.pdfIn PDF document text
- http://canoto.us/Images_upload/files/13917243096.pdfIn PDF document text
- https://otdelkamos.ru/wp-content/plugins/super-forms/uploads/php/files/79b1a433e81ed476ae9bf5dff0176abb/zijufuxudalepojimo.pdfIn PDF document text
- https://c4ir.ae/wp-content/plugins/super-forms/uploads/php/files/potjk5b6k3jmeh5lq9jqocnlp0/xodotamusep.pdfIn PDF document text
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/9a3907bf6a9518cf73065abe4dde7af7/91303510464.pdfIn PDF document text
- https://asiaviews.org/wp-content/plugins/super-forms/uploads/php/files/d6g052p9dfnrp3o4ebjpgt4m36/15868121015.pdfIn PDF document text
- https://markzone.az/wp-content/plugins/super-forms/uploads/php/files/h1ukqs7emshjhhcs4tkiuk8m7d/wosatusokitasenufatepiv.pdfIn PDF document text
- http://hotstamping.pl/files/file/23527606813.pdfIn PDF document text
- http://barrarioservicos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16083946c5d7cf---vikitomavewebavisixoxit.pdfIn PDF document text
- https://bokseinstituttet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160c75d9c71831---pavetimimexeropoxolefuk.pdfIn PDF document text
- http://www.birapart.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c0478e9e033---3988029757.pdfIn PDF document text
- http://kantoromega.pl/userfiles/file/feliwovimilemi.pdfIn PDF document text
- https://www.emma-solutions.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b3d3e23aeaa---patedufobepigidej.pdfIn PDF document text
- https://termoformat.md/img/files/rojetabevesu.pdfIn PDF document text
- http://sacmacbook.net/userfiles/file/lofenabudamanurited.pdfIn PDF document text
- http://alibabashipping.com/userfiles/file/27013782461.pdfIn PDF document text
- https://istanbularicilikfestivali.com/upload/ckfinder/files/29511062662.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=program+manager+behavioral+interview+questions+and+answersPDF 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_off0000e60c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE60C | 11232 bytes |
SHA-256: 40eec041a1a464b88ca0f41d2e77d79af45328bf0a64fbc85a6dda5fdeffa8dc |
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font_01_sfnt_off0000ffb7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFB7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000117c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117C9 | 16564 bytes |
SHA-256: f80ecff2250066add9bc73f114662d9a82a0002b38ddeb857264b04b9e575a43 |
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