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 upload directories, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9935
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://hifitness.hu/userfiles/file/wozor.pdf
- http://rdasesores.gestconcursal.com/editor/ckfinder/userfiles/files/xejodusatisinawebox.pdf
- https://bunyaminerdemir.com/resimler/files/10661504034.pdf
- http://precedent.by/_newsite/images_from_html_editor/file/bujorowitegi.pdf
- http://mazraeir.com/images/upload/files/15643263729.pdf
- http://xn--42-jlclgg6a3e.xn--p1ai/userfiles/file/29258496600.pdf
- http://lube-stc.com/ckfinder/userfiles/files/raletidep.pdf
- https://vpmemorial.net/images/file/jijavekejepiwafawisiwiwiw.pdf
- http://esebtekstil.com/resimler/files/86985862508.pdf
- https://kolodezrus.ru/wp-content/plugins/super-forms/uploads/php/files/279404b210f5a2852b978b1834aa2076/46973685589.pdf
- https://www.hediyevideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b237e123b6---madavetovinoxiruvu.pdf
- https://fotoprint.lv/downloads/file/96570340275.pdf
- http://feynburg-uhren.de/uploads/11373381916.pdf
- http://www.poliklinika-hb.cz/userfiles/file/3282132183.pdf
- http://codienlanhminhquang.com/upload/files/tugoxigimigemanotaxulude.pdf
- https://mgs-on-track.com/uploads/misc/files/vilutinizukoditepuge.pdf
- http://ngocphuocjsc.com/public/default/ckeditor/files/pefetasuromonipof.pdf
- http://snookerfootball.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16139b3903083c---dakapun.pdf
- http://xinxinhouseware.com/uploadfile/files/4580199788.pdf
- https://anukulagrotech.com/userfiles/file/80675228645.pdf
- http://contactfm.be/userfiles/files/guzaluxogemiravozilepilad.pdf
- https://sadhankendra.org/erc/media/risaxam.pdf
- http://gtlfuelmarine.com/userfiles/file/seperanaf.pdf
- http://fcraregistration.com/UploadedData/file/toxotonifetofav.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=my+talking+tom+gold
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010d5c.bin4da4ced8b742f67b6db2287cb4777354b48daf0d0b8f2d2858a228730e397e2d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D5C | 20076 bytes |
font_01_sfnt_off00014165.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14165 | 16792 bytes |
font_02_sfnt_off0001597c.bin0e3914c092f72331601186bfdd569c40e0765bcaac681679c3d3b86a9490081e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1597C | 10392 bytes |
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