MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was flagged by ML classifiers and ClamAV as malicious. It contains numerous embedded URLs, many pointing to PDF files on distinct hosts, indicating a link farm. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic specifically identifies this pattern. While no scripts were explicitly extracted, the nature of the embedded URLs suggests a potential for further malicious content delivery or SEO manipulation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://webursitet.org/Files/file/xomawepunimopukejumex.pdf In PDF document text
- https://siemreaptraveltours.com/userfiles/file/medaxozixapowulez.pdfIn PDF document text
- http://watch62.ru/files/files/gapales.pdfIn PDF document text
- http://weforyou.it/userfiles/files/wazebevupexesuvunelim.pdfIn PDF document text
- http://vektor-bezpeki.com/userfiles/files/rutapelupibamidir.pdfIn PDF document text
- http://janjoling.com/public/ckfinder/userfiles/files/70098670787.pdfIn PDF document text
- https://lotte-ppta.com/beta/assets/file/91672756753.pdfIn PDF document text
- http://bagandpack.ru/wp-content/plugins/super-forms/uploads/php/files/d9e7dc700e3218acbeeecce4430d3582/madutinufetolalevi.pdfIn PDF document text
- http://manvilastrust-org.bvirani.com/ckfinder/userfiles/files/rilixuzuvupolakadifok.pdfIn PDF document text
- https://www.eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/nisezupevum.pdfIn PDF document text
- http://architettorobertafasola.eu/userfiles/files/98696694567.pdfIn PDF document text
- https://zegaoyun.com/calisma2/files/uploads/kulojedejejonedonuzopazis.pdfIn PDF document text
- http://linza-market.ru/upload/files/64190278836.pdfIn PDF document text
- https://bonvoyageindia.in/ckfinder/userfiles/files/45054328389.pdfIn PDF document text
- http://ominocoibaffi.it/userfiles/files/4780629004.pdfIn PDF document text
- https://pmsp-me.com/userfiles/files/46102788805.pdfIn PDF document text
- http://whitedwarf.ru/public/images/ckfinder/files/57120442058.pdfIn PDF document text
- https://portecitadelle.portecitadelle.ca/ckfinder/userfiles/files/5710725038.pdfIn PDF document text
- http://www.og2c.com/images/file/kemeloxutuje.pdfIn PDF document text
- http://rem-stroymont.ru/img/file/79908331883.pdfIn PDF document text
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/db4e0849fdb4588cbfca1f83f5e6e256/41143121026.pdfIn PDF document text
- https://nbretail.com.vn/ckfinder/userfiles/files/kafunubamimavolu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=home+in+robloxPDF 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_off0000e1c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1C4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f9db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9DB | 10076 bytes |
SHA-256: 247bf8eef3945a64aa3c332b82752b4843cda05828c4fcc27daf10ad4ad917a7 |
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font_02_sfnt_off00011016.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11016 | 17856 bytes |
SHA-256: f3e6a81591f197f5e9e171515f4c2e550df8cd3bb0fc367886d9a5f4b53b663a |
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