MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9905
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://elskenecologie.nl/files/18493815661.pdf In PDF document text
- http://deurenhanger.nl/userfiles/file/gaxafabibeja.pdfIn PDF document text
- http://studioambienteterritorio.it/userfiles/files/17651195332.pdfIn PDF document text
- https://sgotomotiv.org/upload/files/mujifusoxinak.pdfIn PDF document text
- http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/1613b249e0199f---99117901446.pdfIn PDF document text
- http://hk-sai.com/ckfinder/userfiles/files/rolos.pdfIn PDF document text
- http://ijfbn.com/editor_up/35954799133.pdfIn PDF document text
- http://locke-3c.tw/uploads/files/202109131109078665.pdfIn PDF document text
- http://thegioichuyendong.info/app/webroot/upload/files/37369781061.pdfIn PDF document text
- http://www.ap-arte.ro/fckupload/file/pikitita.pdfIn PDF document text
- https://betalinktech.com/blmedia/file/40225976363.pdfIn PDF document text
- https://butzbacher.turnpoint.jo/app/webroot/upload/files/43540589216.pdfIn PDF document text
- https://areopag.ru/sites/default/files/uploads/43008902578.pdfIn PDF document text
- https://stef-nancy.fr/upload/document/31891405151.pdfIn PDF document text
- http://uktohabbarijamalta.com/files/file/didaso.pdfIn PDF document text
- http://www.iso-clean.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1613a1d59ee2bf---44768846749.pdfIn PDF document text
- http://explosivedevices.ru/media/file/fojaniga.pdfIn PDF document text
- http://www.majoriscambio.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1612ecfa72ca5d---3002059926.pdfIn PDF document text
- http://mosvag.ru/img/lib/file/98518196206.pdfIn PDF document text
- http://vitalchurchesinstitute.com/files/file/gonuxelikomakiwudodovubor.pdfIn PDF document text
- https://fundacjaartfreeart.pl/userfiles/file/vutumagepinufoxak.pdfIn PDF document text
- https://shopexpert.com/app/webroot/files/userfiles/files/38599113465.pdfIn PDF document text
- http://yjccnc.com/upload/files/fakufadan.pdfIn PDF document text
- https://alakharia.com/public_html/userfiles/file/81625100462.pdfIn PDF document text
- https://purmoradiatoriai.lt/images/files/dofurupurabukene.pdfIn PDF document text
- http://modelseafarm.com/kweb/ckfinder/userfiles/files/32170838281.pdfIn PDF document text
- http://test-immo.com/file/69406020076.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=fundamentals+of+fluid+mechanics+8th+edition+solutionsPDF 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_off0000e7f6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7F6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010008.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10008 | 20212 bytes |
SHA-256: 9ca6206e6459f110931f3233ba88d5b9888ba3fad25805bc362a6ebe7c35b77f |
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font_02_sfnt_off00013548.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13548 | 10928 bytes |
SHA-256: ab0d4c26107b091f692568cbdddc03f5dcc4c7b6bcee944ce2731ed0f61e92b2 |
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