MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains a large number of embedded URLs, many of which are part of a link farm on disposable hosting, suggesting a phishing or malware distribution campaign. No scripts were extracted, but the presence of numerous external links points towards an attempt to redirect users to malicious sites.
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://medvor.ru/uplcv?utm_term=poco+x3+nfc+configuration PDF link annotation
- https://thieumaunao.vn/workspace/develop/uploads/ck_upload/files/64732741763.pdfIn PDF document text
- https://fainitelecommunication.com/public/editorfiles/file/sebusafiripiwokas.pdfIn PDF document text
- http://dailyxedayhang.com/userfiles/files/sonoripudusetosuzezokiti.pdfIn PDF document text
- https://sukhayurveda.in/userfiles/file/datuvodewa.pdfIn PDF document text
- https://avukatwebsitesi.trakyasoft.com/upload/files/86185640418.pdfIn PDF document text
- http://njxinbell.com/upload/files/vaserugikomebe.pdfIn PDF document text
- http://dienlanhlongan.com/upload/files/sesupuzetekoneposerodofum.pdfIn PDF document text
- http://kengosushionlineorder.com/uploads/files/ripobajudibak.pdfIn PDF document text
- https://cribpointonline.org/cribpointonline/userimages/file/wufezabodelitamenakenuke.pdfIn PDF document text
- http://vekosgroup.ru/userfiles/file/nedapum.pdfIn PDF document text
- http://swaving-stalinrichting.nl/ckfinder/userfiles/files/betofo.pdfIn PDF document text
- https://receptabc.hu/images_banner/files/21955182038.pdfIn PDF document text
- http://chinajnbt.com/images/upload/File/dofotevoxegatorok.pdfIn PDF document text
- http://rockefellersgold.hu/editor_up/64416034114.pdfIn PDF document text
- http://nissanotogovap.vn/uploads/images/files/73357839134.pdfIn PDF document text
- https://mauspro.net/upload/files/lowenenizefijavurapifowej.pdfIn PDF document text
- http://luxcottage.ru/stroykamen/userfiles/file/kideduzorawevezewotew.pdfIn PDF document text
- http://furkansigorta.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1614b81dcbb6b7---79926009782.pdfIn PDF document text
- http://bronnicy.inhome360.ru/admin/ckfinder/userfiles/files/rasukefadupaxuzizuvidok.pdfIn PDF document text
- http://gopherandsquirrelcontrol.com/admin/images/file/purede.pdfIn PDF document text
- http://sistersaviopublicschool.com/userfiles/file/zekajivazajazafolo.pdfIn PDF document text
- http://manilag.com/FileData/ckfinder/files/20210927_74EC161154F9B8C0.pdfIn PDF document text
- http://wpchkg.com/upload/image/file/vumavanumuxarajozimav.pdfIn PDF document text
- http://pwmtqatar.net/userfiles/file/gokidebated.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_off0000aed3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAED3 | 14600 bytes |
SHA-256: 5f20c6c2a3c4f3a95750fa4c9c897485d0b51f85ce940065483c69eed98f345f |
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font_01_sfnt_off0000d356.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD356 | 10540 bytes |
SHA-256: f37a6343790d0c80b7fe470ec08d896db8f7980d63c7cd6ff81a6e684a51257e |
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font_02_sfnt_off0000eb91.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB91 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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