MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. The heuristic PDF_SEO_DISPOSABLE_LINK_FARM and the presence of numerous embedded URLs suggest the document is part of a link farm designed to manipulate search engine results or redirect users to potentially harmful content. The primary IOC is the domain hosting one of the embedded PDFs.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://scantech3d.com/files/43317941453.pdf In PDF document text
- http://emrc.ie/upload/imagecontent/file/773933534.pdfIn PDF document text
- https://xanbiente.de/userfiles/file/losedoguwowibutofese.pdfIn PDF document text
- http://michael-dhom.com/webseiten/file/zobatogimopibij.pdfIn PDF document text
- https://supportsystemsvainc.com/home/ssvi/public_html/ckfinder/userfiles/files/43893569897.pdfIn PDF document text
- https://vadihosting.com/calisma2/files/uploads/38207892331.pdfIn PDF document text
- https://infotechsystemsonline.com/ital/www/img/file/739838897.pdfIn PDF document text
- http://studiomarazzi.eu/userfiles/files/97903485989.pdfIn PDF document text
- http://myucpb.com/userfiles/file/37710210.pdfIn PDF document text
- http://spartapr.com/images/upload/file/widababunomupuvezada.pdfIn PDF document text
- https://eventaipei.com/upload/files/nixijimukiduvakexe.pdfIn PDF document text
- http://bharatdarshan.net/rgroup/ckfinder/userfiles/files/47724329265.pdfIn PDF document text
- https://bayihoki99.com/contents/files/guxotewaza.pdfIn PDF document text
- http://mlsy.cz/images/file/files/zenuzaguga.pdfIn PDF document text
- http://hankyunget.net/userData/board/file/mevidiva.pdfIn PDF document text
- https://marbeyoyun.com/calisma2/files/uploads/nugogof.pdfIn PDF document text
- http://edmo-cars.nl/images/file/mutitobepi.pdfIn PDF document text
- https://mai-avto.ru/upload_files/file/50422263829.pdfIn PDF document text
- https://www.isgs.org/wp-content/plugins/super-forms/uploads/php/files/7585fb763430e1dab4206d249dceb73f/negunolulu.pdfIn PDF document text
- https://namratalakhotia.com/userfiles/files/juzevavetexap.pdfIn PDF document text
- http://langyupharm.com/upload/files/13244941328.pdfIn PDF document text
- http://www.birapart.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614f19d6b4e13---faxagukojumujujonuzowe.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=communication+in+healthcare+managementPDF 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_off0000b11c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB11C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c92e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC92E | 15004 bytes |
SHA-256: da54d8348630e534b4743b47f9b3a2b2cc79a690dd462198e74f913acf9187f0 |
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font_02_sfnt_off0000ef1a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF1A | 10640 bytes |
SHA-256: afce2ade62f0250c5572c9ba3fef52d74ea4cb379cc661114b83f88caa415e5f |
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