MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to PDF files hosted on various domains, suggesting a link farm or redirection mechanism. The presence of external URIs and the PDF_SEO_DISPOSABLE_LINK_FARM heuristic further support the conclusion that this PDF is used to direct users to potentially harmful external content, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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://kiptep.ru/file/lafupisuzulobazominut.pdf In PDF document text
- https://laser123.com/geektic/files/punar.pdfIn PDF document text
- http://zrdb-drogbud.pl/Upload/file/juzazolerop.pdfIn PDF document text
- http://westernstudioservice.com/admin/userfiles/file/55257972736.pdfIn PDF document text
- http://agataklimowska.pl/userfiles/file/lubiretebuzipenitikipani.pdfIn PDF document text
- http://bualuang101.com/backoffice/upload/files/58624924083.pdfIn PDF document text
- https://nirmalujjwal.com/public/ckfinder/userfiles/files/19900671255.pdfIn PDF document text
- http://flapboxes.com/userfiles/files/tajuwetaduriridiga.pdfIn PDF document text
- http://sharon-barron.com/userfiles/files/bulanidibemusolaxopexu.pdfIn PDF document text
- http://ttlengenharia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16135c19f9a47f---waworavatejuboki.pdfIn PDF document text
- http://www.allatpatikapecs.hu/images/file/1681587931.pdfIn PDF document text
- http://dalieuht.com/app/webroot/uploads/files/65782021833.pdfIn PDF document text
- http://idroter.org/userfiles/files/fijanejajegipo.pdfIn PDF document text
- http://kvarkeno56.ru/userfiles/file/jolewa.pdfIn PDF document text
- http://www.arborvitae.cz/ckfinder/userfiles/files/79547080714.pdfIn PDF document text
- https://openkomm.yussfone-crm.com/userfiles/file/jiwozebu.pdfIn PDF document text
- https://tapuionoticias.com/ckfinder/files/54891991973.pdfIn PDF document text
- https://kurishupally.org/userfiles/file/94545938511.pdfIn PDF document text
- http://ballarioarchitetti.eu/userfiles/files/molinidududa.pdfIn PDF document text
- http://cnex.cc/images/blog/file/mevalopotetikik.pdfIn PDF document text
- http://stalmont.eu/userfiles/file/9958319674.pdfIn PDF document text
- http://ropesadventure.com/d/files/kibekajufadew.pdfIn PDF document text
- http://xn--b1afklwjc5g.xn--p1ai/ckfinder/userfiles/files/fuwixinotasajavigama.pdfIn PDF document text
- http://dienlanhhuubinh.com/upload/files/51467431733.pdfIn PDF document text
- https://vantainoidia.vn/ci/userfiles/files/37312230535.pdfIn PDF document text
- https://www.davinci.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1612f72c548a5c---1299422554.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=live+wallpaper+iphone+among+usPDF 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_off0000e343.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE343 | 10812 bytes |
SHA-256: 681380d2d0e58a052bdb5b326c4dd3477aa06f7f4b8e8e0c3247945a3636e3fa |
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font_01_sfnt_off0000fbff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBFF | 18208 bytes |
SHA-256: df5355b620acd311efeea737405f5324861045bd6166b8616aa1db7f4483b96d |
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font_02_sfnt_off00012b45.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B45 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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