MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs pointing to disposable domains and link farms, indicating a strong intent to redirect users to malicious content. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, identifying the document as a link farm on disposable hosting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9954
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 https://drafthe.ru/uplcv?utm_term=among+the+hidden+by+margaret+peterson+haddix+pdf PDF link annotation
- https://ltes.tw-goods.com/UserFiles/files/sikujod.pdfIn PDF document text
- http://ketphatthinh.vn/upload/files/99194440950.pdfIn PDF document text
- https://weilaimachinery.com/userfiles/files/89377298556.pdfIn PDF document text
- https://sanaspinler.net/calisma2/files/uploads/vebisoziril.pdfIn PDF document text
- http://taeguektour.com/FileData/ckfinder/files/20210901_42C0D51121AB3379.pdfIn PDF document text
- https://shivajigrihnirman.com/singhania/downloads/file/bowul.pdfIn PDF document text
- http://ksklinika.ru/ckfinder/userfiles/files/75776492888.pdfIn PDF document text
- http://aow.infogestnet.it/ckfinder/userfiles/files/89220208668.pdfIn PDF document text
- http://kassa.pl/userfiles/file/9832966382.pdfIn PDF document text
- http://gomsuhoangminh.com/app/webroot/uploads/files/sedajesavefavepofalakov.pdfIn PDF document text
- http://pokemom2.com/uploads/files/xazavulelagipitipodabowor.pdfIn PDF document text
- https://newsru.md/upload/userfiles/files/vuvoj.pdfIn PDF document text
- http://www.kowel.com/ckfinder/userfiles/files/1631610483.pdfIn PDF document text
- https://mimpishio2bet.com/contents/files/wafutopupixumuto.pdfIn PDF document text
- http://lungshingcentre.com/userfiles/91588772770.pdfIn PDF document text
- https://tavfelugyelet.megujuloenergiapark.hu/admin/ckfinder/userfiles/files/18927444402.pdfIn PDF document text
- https://yptea.com/data/fckeditor/files/5584891559.pdfIn PDF document text
- https://advance-pack.com/editor_upload/file/similuludefarekev.pdfIn PDF document text
- http://dentalcenterstudio.it/userfiles/files/ganez.pdfIn PDF document text
- http://vanxuantravel.com/upload/files/xowidamulakowajurax.pdfIn PDF document text
- http://xn--m1age8bh.xn--p1ai/files/file/64776638930.pdfIn PDF document text
- http://inkjetartandimage.com/Uploads/file/vanavumevekugopusan.pdfIn PDF document text
- https://1sis.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140422394530---68805418837.pdfIn PDF document text
- http://bluekeydigital.com/images/pic/file/16733371697.pdfIn PDF document text
- 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_off0000b50c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB50C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cd23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD23 | 11236 bytes |
SHA-256: decd23705c82bad8ada2e129c600bf7338c22a960d573102597a405985717eb7 |
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font_02_sfnt_off0000e6dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6DD | 15788 bytes |
SHA-256: 626be2fb93748596b9bdff7feff687025b1a3f4347d1bed105bae519efbd5fb9 |
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