MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, suggesting a link farm designed to mislead users or for SEO manipulation. ClamAV detection as 'Pdf.Phishing.Trojan' further supports a malicious intent. While no scripts were explicitly extracted, the PDF structure and URL patterns are indicative of phishing or malicious redirection attempts.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://www.kiteschule-eckernfoerde.de/wp-content/plugins/formcraft/file-upload/server/content/files/16088e91be45ce---sobikikak.pdf In PDF document text
- http://gancza.pl/userfiles/file/tuzidivewu.pdfIn PDF document text
- http://kotolantopeni.cz/file/24395671572.pdfIn PDF document text
- https://grootformaatspandoeken.nl/userfiles/file/48960459509.pdfIn PDF document text
- http://gramercygrand.ru/files/file/62568998601.pdfIn PDF document text
- http://abpaluso.com/upload/file/1383828325.pdfIn PDF document text
- http://raykingcarroll66.com/clients/2/29/292092747e06e0ab09130fa737b110c0/File/jusebu.pdfIn PDF document text
- http://ufnk.fr/app/webroot/files/file/buputafolajadoji.pdfIn PDF document text
- https://amatnieks.com/pictures/image/gafupegarebupi.pdfIn PDF document text
- http://dogoxuavanay.vn/uploads/files/sogirurixenal.pdfIn PDF document text
- http://aldara-latinoamerica.com/userfiles/file/12240002901.pdfIn PDF document text
- http://kraljicabih.com/wp-content/plugins/formcraft/file-upload/server/content/files/160fbb8c787961---86743966618.pdfIn PDF document text
- https://lynnesnaturaltreats.com.au/wp-content/plugins/super-forms/uploads/php/files/1f10cff8ac0522448285c9ce805bf76d/deronageluxaxuke.pdfIn PDF document text
- http://proxima-design.cz/files/file/fagote.pdfIn PDF document text
- http://chagatea.ru/wp-content/plugins/super-forms/uploads/php/files/e30421153770d32c01fb76c6c865e18e/78600243850.pdfIn PDF document text
- https://livingcircles.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1609e7a07b50e2---gowonuzekugixafefo.pdfIn PDF document text
- http://asu.com.vn/wp-content/plugins/super-forms/uploads/php/files/pjkvkmju6jffi2p21hnsmd3snm/61622313496.pdfIn PDF document text
- http://www.ponderosafestival.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093d0b0b5f21---79745084723.pdfIn PDF document text
- http://cioccolatogallucci.it/userfiles/file/mugisunazunezik.pdfIn PDF document text
- http://aaz.sk/editor_uploads/files/32444031602.pdfIn PDF document text
- http://rc-mst.com/mst/_upload/files/laredadunalaxenijiwu.pdfIn PDF document text
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/838a74d1bff0b2f2a617269a3aafcc30/15463356018.pdfIn PDF document text
- http://nutranghongngoc.com/media/ftp/file/genufozagadez.pdfIn PDF document text
- https://wcdt.co.th/wp-content/plugins/super-forms/uploads/php/files/dbhn2mpg2pu5pjrvjbc1isgl92/61816067873.pdfIn PDF document text
- https://vgi-vn.vn/app/webroot/img/files/57751645282.pdfIn PDF document text
- http://orbitsecurity.qa/pro_mvp_tech/uploads/file/wipurenimenele.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=maternity+leave+letter+in+englishPDF 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_off0000dd4a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD4A | 17548 bytes |
SHA-256: 0d95cff8f0d4bafbc8a2796f83969b6f839a61a59b98eda7d10876472f6724e5 |
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font_01_sfnt_off00010a50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A50 | 10440 bytes |
SHA-256: 468f0346997ba496e798ce3bd2e03337831d605a0cfb251675fde81d74017117 |
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font_02_sfnt_off000121ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121EF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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