MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs pointing to a link farm, suggesting a phishing or malware distribution scheme. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically flags the PDF's structure as a non-clustered link farm on disposable hosting, reinforcing the malicious purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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 https://dichvuketoansg.com/luutru/files/33540630302.pdf In PDF document text
- http://nwhouse.ru/uploads/file/46236161982.pdfIn PDF document text
- https://brianhigbielaw.com/UserFiles/file/dugatupujofu.pdfIn PDF document text
- http://assessmentinsight.com/ckfinder/userfiles/files/dirajajewebabudigegis.pdfIn PDF document text
- http://raczcsalad.hu/files/64029432597.pdfIn PDF document text
- http://travelport.pl/userfiles/file/84011628461.pdfIn PDF document text
- https://ngonluathan.com/images/ckeditor/files/56238725384.pdfIn PDF document text
- https://zenithoverseas.com/assets/userfiles/files/vamakosijovokizitido.pdfIn PDF document text
- https://tutorlookup.com/ckeditor/ckfinder/userfiles/files/72287152866.pdfIn PDF document text
- https://homestayhoian.thamtuddt.com/uploads/image/files/xuguwaru.pdfIn PDF document text
- http://mariamozharova.ru/uploads/files/lawaberik.pdfIn PDF document text
- https://motoquadro.de/userfiles/file/24689636872.pdfIn PDF document text
- https://www.officinadelgustoroma.com/wp-content/plugins/super-forms/uploads/php/files/ff975df99a3a732c8d4c8af7175e1c93/40055530262.pdfIn PDF document text
- https://tunguoilon.tunhua.vn/ipp/images/uploads/files/13649372613.pdfIn PDF document text
- http://bonezi.morefriendship.com/upload/files/56361098175.pdfIn PDF document text
- http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161333e6d6563d---12735167334.pdfIn PDF document text
- http://innotec-industrie.be/userfiles/file/93397198502.pdfIn PDF document text
- http://evevoyance.fr/adh/.-/file/2296404382.pdfIn PDF document text
- https://infrapanel-alegjobbfutes.hu/userfiles/file/fovuzaveref.pdfIn PDF document text
- http://bipaf.org/2009_home/upload/editor/file/binaguzupitunanozuko.pdfIn PDF document text
- http://imobilestore.de/userfiles/file/19322083060.pdfIn PDF document text
- http://caratow.eu/userfiles/file/16053876473.pdfIn PDF document text
- http://tuvanluatdanang.com/upload/ck/files/35866132235.pdfIn PDF document text
- http://neoneophytou.com/ckfinder/userfiles/files/8097377381.pdfIn PDF document text
- http://aodaibooking.com/FileData/ckfinder/files/20210906_F0D8109E07AE5F4A.pdfIn PDF document text
- http://szintai.hu/ckfinder/userfiles/files/telisajirupifivefojadir.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=chlorophyll+containing+structure+in+a+plant+cellPDF 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_off0000d4bd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4BD | 10900 bytes |
SHA-256: d690869a1dfe14dee4eee95403e252f57e133d3f582c68f02e1d91b7920ec788 |
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font_01_sfnt_off0000edfb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDFB | 16900 bytes |
SHA-256: e4eacf5ebf65f1ebeeb3d50cc0a4cc9ccbf21fbb6d80cac710d6972facc2122e |
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font_02_sfnt_off000119c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119C1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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