MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to potentially compromised websites and disposable hosting, indicative of a link farm used for phishing or malware distribution. The ML classifier and ClamAV detection strongly suggest malicious intent. The document body is unreadable, but the heuristics and URLs clearly indicate a malicious link farm attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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://hanart21.com/files/userfiles/file/67206061437.pdf In PDF document text
- https://festacontinua.it/public/file/wifejanupu.pdfIn PDF document text
- http://primeasset.hu/fileok/file/sejaribesasadijifurujobe.pdfIn PDF document text
- http://trinitysportsandleisure.ie/userfiles/file/rutat.pdfIn PDF document text
- http://dribblebar.pl/userfiles/file/ponuturuvisevep.pdfIn PDF document text
- https://ytdrive.com/CKEdit/upload/files/padabubikafege.pdfIn PDF document text
- http://wcsps.com.tw/ckfinder/userfiles/files/bimezepizuverudova.pdfIn PDF document text
- http://9275522-travel.com/userfiles/file/vobabomapasogiremifalafob.pdfIn PDF document text
- http://travelspace.pl/userfiles/file/navowiso.pdfIn PDF document text
- https://www.rath-catering.de/wp-content/plugins/formcraft/file-upload/server/content/files/16134c06665536---nomelesozejezirikunaril.pdfIn PDF document text
- http://matras-devison.com/upload/file/84998012847.pdfIn PDF document text
- https://webvitamin.vn/app/webroot/uploads/files/fojosinituzutazijumajupiv.pdfIn PDF document text
- http://reklamavysocina.cz/UserFiles/File/23692465670.pdfIn PDF document text
- https://fundacjanadzieja.com/images/wyswig_images/file/foxafegikirijekep.pdfIn PDF document text
- http://studiozoppini.com/userfiles/files/33613542504.pdfIn PDF document text
- http://dermalab.pl/userfiles/file/jibevilarijik.pdfIn PDF document text
- http://zoldjogsi.hu/uploads/files/49318576850.pdfIn PDF document text
- http://unseretochter.ch/images/file/fulokuwamilazu.pdfIn PDF document text
- https://futurefacesnyc.com/uploads/file/57203507435.pdfIn PDF document text
- http://freemansphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614879687abaa---20228386709.pdfIn PDF document text
- https://xedulichhaiphong.vn/images/news/files/63552220920.pdfIn PDF document text
- http://vegasoft.hr/wp-content/plugins/formcraft/file-upload/server/content/files/161412bb9efe14---18518838440.pdfIn PDF document text
- http://yizhu580.com/ckfinder/userfiles/files/65252373849.pdfIn PDF document text
- https://wonwon.taipei/photo/file/rakewebuj.pdfIn PDF document text
- http://imobilestore.de/userfiles/file/10141647720.pdfIn PDF document text
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e208c15576---jawovevafe.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=ww2+sandbox+strategy+and+tactics+mod+apkPDF 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_off0000d97a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD97A | 11460 bytes |
SHA-256: d6066b3ac58f2931ee54cc984d84ae69ffbac8c28312ed5c21ebc095c18a07d8 |
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font_01_sfnt_off0000f44d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF44D | 20616 bytes |
SHA-256: 5a5f1a3528b6ddc65a3e010c043e60d833248de7f4780c0a51e6659598886eb3 |
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font_02_sfnt_off00012aff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AFF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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