MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm with numerous URLs, many pointing to compromised or disposable hosting, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. No scripts were extracted, but the structure and URL distribution are indicative of a malicious document designed to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://gruppocinofilomarsalese.com/userfiles/files/59356521205.pdf In PDF document text
- https://namratalakhotia.com/userfiles/files/lujoruvokogigetox.pdfIn PDF document text
- http://romovi.net/sgi_userfiles/userfiles/files/segozawadidog.pdfIn PDF document text
- https://funcarele.com/ckfinder/userfiles/files/88176579517.pdfIn PDF document text
- http://studiomalpocher.it/userfiles/files/78299027932.pdfIn PDF document text
- http://avesta-hmora.boj.se/uploads/userfiles/files/kuxan.pdfIn PDF document text
- https://www.cdscabling.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16137d92b6dbf2---90535045622.pdfIn PDF document text
- https://oknoplus-omsk.ru/wp-content/plugins/super-forms/uploads/php/files/6b2cf39a4fcaf84a668c891c9e9080bd/xuxosa.pdfIn PDF document text
- http://a2hgghk.handylover.com/upload/files/64905968230.pdfIn PDF document text
- https://alharithiforcameras.com/ckfinder/userfiles/files/36716806947.pdfIn PDF document text
- https://emartdeko.pl/galeria/file/3893221574.pdfIn PDF document text
- http://circolosilverblufitnessclub.eu/userfiles/files/jisibibegomutozufere.pdfIn PDF document text
- http://sicilyontable.it/userfiles/files/supinifit.pdfIn PDF document text
- http://lycee-elm.org/userfiles/file/60362164082.pdfIn PDF document text
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/16139db1933b22---94092063745.pdfIn PDF document text
- https://cgeminfos.ma/upload/file/rutoporolejefeboj.pdfIn PDF document text
- http://cbcom.fr/ressource/site-image/files/12522593444.pdfIn PDF document text
- https://propertiproperty.com/Uploads/userfiles/files/dereninat.pdfIn PDF document text
- https://digireg.se/upload/33177580748.pdfIn PDF document text
- https://tramhuonghanoi.vn/upload/files/roneriwifulisikafuvubibi.pdfIn PDF document text
- http://stin-verdon.fr/assets/Image/files/dasakom.pdfIn PDF document text
- https://krassimirtaskov.com/userfiles/files/48850609349.pdfIn PDF document text
- http://ciarajewellery.com/editor_upload/file/vipojikizemokibedenimezon.pdfIn PDF document text
- https://momsgardenfoods.com/ckfinder/userfiles/files/26024607342.pdfIn PDF document text
- http://www.lebedosapartotel.com/data/yukle/files/51634980267.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=book+of+basketball+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_off0000c5ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC5EE | 16684 bytes |
SHA-256: 09a988ce7f4dda67b94acc1cd8146a823844052cd4e1b27562192469f4eae876 |
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font_01_sfnt_off0000f121.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF121 | 10480 bytes |
SHA-256: 3d8387623e5d9627b8e8114e50672e7984f82591fbeb159d794aa2de7122cc0f |
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font_02_sfnt_off000108f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108F5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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