MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting an attempt to redirect users to malicious sites. The embedded URLs, while some are marked benign, are part of a larger pattern of potentially harmful redirection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://mas.vacations/wp-content/plugins/formcraft/file-upload/server/content/files/16139468ec577d---97529856960.pdf In PDF document text
- http://qlionshousing.ca/userfiles/file/wijetegotolopomogakebaj.pdfIn PDF document text
- http://duet-czluchow.pl/userfiles/file/19439098491.pdfIn PDF document text
- http://terredellamagnagrecia.com/userfiles/files/bowafexaxasivenodimub.pdfIn PDF document text
- http://kamennykoberec.eu/editor_uploads/system/files/sasatavapasunuzulutegago.pdfIn PDF document text
- https://xn--80aaijz0c.xn--p1ai/ckfinder/userfiles/files/65843355257.pdfIn PDF document text
- https://stancijanegrin.com/UserFiles/files/67533830012.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/b42e938225557009d925c838dc9b1039/gevifobemuxugewefa.pdfIn PDF document text
- https://alasclub.gr/neuro/ckfinder/userfiles/files/6281934274.pdfIn PDF document text
- https://krygina40.ru/UserFiles/File/95103720094.pdfIn PDF document text
- http://hbaoge.com/upload/files/52285105733.pdfIn PDF document text
- http://brothersaluminium.com.np/wp-content/plugins/formcraft/file-upload/server/content/files/1614020c1436de---dafaligonurofileb.pdfIn PDF document text
- http://npcbalkan.net/ckeditor/ckfinder/userfiles/files/4687590070.pdfIn PDF document text
- http://louisefarmersmith.com/admin/ckeditor/ckfinder/userfiles/files/kuwirig.pdfIn PDF document text
- https://verredistri.fr/xmedia/file/veguxitepotasemurenije.pdfIn PDF document text
- http://yotlist.com/uniformkontakt/userfiles/image/files/fedigizasajowa.pdfIn PDF document text
- https://www.hdontheroadnapoli.it/wp-content/plugins/formcraft/file-upload/server/content/files/1615a12ce42f85---26321908072.pdfIn PDF document text
- http://wasserentkalkung.at/ckfinder/userfiles/files/70890526825.pdfIn PDF document text
- https://cupanghitam.com/contents/files/xifitojugu.pdfIn PDF document text
- http://intemhathanh.com/img_duhoc/files/26730832292.pdfIn PDF document text
- https://alubiasdetolosa.com/files/galeria/files/lozekegagojatolixi.pdfIn PDF document text
- http://trendstyleimage.com/uploads/ckfinder/userfiles/files/76170817994.pdfIn PDF document text
- https://mamalight.org/business_school/uploads/file/zagituseketolod.pdfIn PDF document text
- http://clubesquilacoma.com/uploads/files/68002254826.pdfIn PDF document text
- http://thecargonepal.com/userfiles/file/46694603951.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=addison+and+charli+and+dixiePDF 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_off0000da44.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA44 | 10452 bytes |
SHA-256: d429598cda31cd8cfc901e3c957484a8209da28f388c3514be55b6cf5fa16174 |
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font_01_sfnt_off0000f1ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1EA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000109fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109FC | 19580 bytes |
SHA-256: 2400702782696878c7e7a546acef6f9698091b4de7f59503893332c994f47390 |
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