MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to various PDF files, suggesting it functions as a link farm or a distribution point for other malicious content. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a non-clustered link farm on disposable hosting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9893
Heuristics 5
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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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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://jayeonrak.com/upfile_editor/2021/files/madino.pdf In PDF document text
- http://zamel2.pl/userfiles/file/21426006034.pdfIn PDF document text
- https://www.ccs-corporation.com/ckfinder/userfiles/files/nolusosexur.pdfIn PDF document text
- http://career-id.org/ckfinder/userfiles/files/zavunikaji.pdfIn PDF document text
- http://janaturismointegrato.com/uploads/file/muvajepono.pdfIn PDF document text
- http://nsfeed.com/_UploadFile/Images/file/49364568912.pdfIn PDF document text
- http://jungvassar.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/vavej.pdfIn PDF document text
- http://tuzvedo.hu/elemek/file/48111621003.pdfIn PDF document text
- http://rspon.pl/images/wyswig_images/file/86604463958.pdfIn PDF document text
- http://aj-freight.com/ckfinder/userfiles/files/jomekitoje.pdfIn PDF document text
- https://frenstravel.com/assets/ckfinder/userfiles/files/jarem.pdfIn PDF document text
- https://gulfsupremesa.com/ckfinder/userfiles/files/dotoforikexidudogemex.pdfIn PDF document text
- http://fincasotilloviejo.es/files/sotillo/_repo/file/zelivogin.pdfIn PDF document text
- http://jungvassar.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/madabasuvoroxemagub.pdfIn PDF document text
- http://hatowo.com/app/webroot/uploads/files/29424255806.pdfIn PDF document text
- http://gainliving.com/upload/editor/file/lafegizimavudib.pdfIn PDF document text
- http://stroykap.com/application/views/stroykap/userfiles/file/gofaf.pdfIn PDF document text
- http://poltinka.ru/userfiles/file/89158062596.pdfIn PDF document text
- https://savitravel.ro/ckfinder/userfiles/files/puzar.pdfIn PDF document text
- https://ddnepal.com/assets/userfiles/files/24706468939.pdfIn PDF document text
- http://www.physedu.in/newsite/userfiles/files/13228167518.pdfIn PDF document text
- http://evabody.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1613f487aea933---mubojiribubijirapogorexi.pdfIn PDF document text
- https://cli-kh.com/uploads/files/202109130027301241.pdfIn PDF document text
- http://ephtour.com/FileData/ckfinder/files/20210909_D659760585FB7B66.pdfIn PDF document text
- http://singer-island-condos.com/userfiles/files/35266537584.pdfIn PDF document text
- https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614990fa87d98---levajezafalev.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=report+card+sample+commentsPDF 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_off0000b51f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB51F | 17528 bytes |
SHA-256: f8005cd5db8413bfb38affe0966339b217da4b8924e456dd0fa862d9b283a7ec |
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font_01_sfnt_off0000e219.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE219 | 10628 bytes |
SHA-256: ad19cbaa91bec4366a865833380fea3b056e88e63e6411bdadf0fed75925b5f7 |
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font_02_sfnt_off0000fa63.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA63 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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