MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as a link farm, directing users to numerous external PDF files hosted on various websites. The presence of compromised CMS upload links and disposable hosting suggests a malicious intent, likely to distribute further malware or engage in phishing. No scripts were extracted, but the structure and URL patterns indicate a phishing or malicious redirection attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://michelschuurmans.nl/images/uploads/file/kubaroxeb.pdf In PDF document text
- https://smobiil.eu/userfiles/files/dakesaxadubufagilatavo.pdfIn PDF document text
- https://aartipalette.com/userfiles/file/10220193053.pdfIn PDF document text
- http://oralrem.kz/ckfinder/userfiles/files/82024609699.pdfIn PDF document text
- https://hotelritariccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/160f0b005899f5---walobeza.pdfIn PDF document text
- https://www.studiorosaliabusco.it/ckfinder/userfiles/files/lizefonobojolupozap.pdfIn PDF document text
- https://www.cdscabling.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1606fe2137d9e6---xufotez.pdfIn PDF document text
- https://winpoasia.com/ckfinder/userfiles/files/ruvekatewategig.pdfIn PDF document text
- http://kondicionery-vidnoe.ru/upload_picture/file/guvegime.pdfIn PDF document text
- https://canvasations.com/wp-content/plugins/super-forms/uploads/php/files/7hrs0sca6jdlrh4pdsb9cucuh1/46364489118.pdfIn PDF document text
- http://www.tomasjelinek.com/img/pub/file/97785391560.pdfIn PDF document text
- https://srinivasagroup.com/ci/userfiles/files/59643134911.pdfIn PDF document text
- http://oresteruggiero.com/userfiles/files/6190029382.pdfIn PDF document text
- http://www.linkkorea.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/160c158aece8d6---kojexodowuwiwotamijanaz.pdfIn PDF document text
- http://quatanggiabao.com/images/uploads/files/6047695333.pdfIn PDF document text
- http://adabaskimerkezi.com/upload/file/siwudokijopexemomani.pdfIn PDF document text
- http://www.immiflex.com/wp-content/plugins/formcraft/file-upload/server/content/files/16126fad404dcb---rapikexakolowed.pdfIn PDF document text
- http://www.roosprommenschenckelfoundation.nl/ckfinder/files/files/90931829519.pdfIn PDF document text
- http://t-p-fortune.com/userfiles/file/xijunijukopez.pdfIn PDF document text
- https://kvartira-zalog.ru/wp-content/plugins/super-forms/uploads/php/files/fbca155148c86d210f87ddef6f60fe5a/magetariboxifujef.pdfIn PDF document text
- http://schs1968.com/clients/861610/File/24036440353.pdfIn PDF document text
- http://kondicionery-krasnogorsk.ru/upload_picture/file/73327333178.pdfIn PDF document text
- http://rld-carbon.ru/file/somesulalodunuxuxasaz.pdfIn PDF document text
- http://rovitek.com/userfiles/file/wuvomitusen.pdfIn PDF document text
- https://qfuse.it/images/uploaded_files/ckfinder/files/1629168667_887f51b3b6.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=kajaria+bathroom+tiles+catalogue+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_off0000dc42.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC42 | 11324 bytes |
SHA-256: c06afd8d14149bd278bbb2e68655b52ac7b913b3fe2cdc8bea6cdcaaac182c43 |
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font_01_sfnt_off0000f672.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF672 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010e84.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E84 | 18848 bytes |
SHA-256: cce4eceb06084dd4c6ad59f02865903b9d7ca8bdd235f3b33f41e349542fa679 |
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