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. It contains numerous external URLs, suggesting it functions as a link farm or phishing lure. The presence of PDF-specific heuristics like PDF_URI and PDF_SEO_DISPOSABLE_LINK_FARM further supports its role in directing users to potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
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://chcial.ru/uplcv?utm_term=create+folder+in+internal+storage+flutter PDF link annotation
- http://www.bewegeninarnhem.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613a7dc86582b---62131885692.pdfIn PDF document text
- http://dailycan.com/userfiles/files/pupigasazunepofarepi.pdfIn PDF document text
- https://vdbergelectro.nl/wp-content/plugins/super-forms/uploads/php/files/a6b59e7b45ec73d05a46c58cede63cfe/gadozelinosivixot.pdfIn PDF document text
- http://majortaylorride.info/images/uploaded/file/55146215651.pdfIn PDF document text
- https://vvpta-irvine.org/userfiles/file/denozasan.pdfIn PDF document text
- http://dynamicyunnan.com/ckfinder/userfiles/files/41645551605.pdfIn PDF document text
- http://www.europesolidaire.eu/userfiles/files/gebibuj.pdfIn PDF document text
- https://cubic.is/userfiles/file/tobotawosep.pdfIn PDF document text
- http://nhatrangpalacehotel.com/app/webroot/upload/files/pixojazegifelumozidub.pdfIn PDF document text
- http://hladonural.ru/upload_picture/9534823106.pdfIn PDF document text
- http://uzks.hr/upload/datoteke/zemuxijijakomupusebil.pdfIn PDF document text
- http://aiswaryamatrimonials.com/fck_uploads/file/48290516557.pdfIn PDF document text
- https://www.esicm-old.org/admin/lib/ckfinder/userfiles/files/20603291438.pdfIn PDF document text
- http://www.enjoyvaltellina.it/admin/ckfinder/userfiles/files/8847451684.pdfIn PDF document text
- http://massimomoroni.it/userfiles/files/tidenaguwukatumalibul.pdfIn PDF document text
- https://glearningsolutions.com/userfiles/files/75308092846.pdfIn PDF document text
- https://teamcode.net/upload/files/76073301394.pdfIn PDF document text
- https://vwb.mrv-educationservices.com/content_file/files/mamuwanipowizo.pdfIn PDF document text
- https://gamaconsultores.cl/upload/file/fuxenivon.pdfIn PDF document text
- https://premiersuli.hu/files/files/12578469.pdfIn PDF document text
- http://bangtutrang.com/upload/files/44373639829.pdfIn PDF document text
- http://angelojrobles.com/admin_initial_test/userfiles/file/wukologubuvuxada.pdfIn PDF document text
- http://globalfeedindustry.com/upload/files/megakuvebojute.pdfIn PDF document text
- https://stpatswatertown.org/ckfinder/userfiles/files/xazozinidoxowusijitaxotaw.pdfIn PDF document text
- http://mtegl.wsystem.sk/userfiles/files/zamofuwinavamuduti.pdfIn PDF document text
- http://chipublichouse.com/ckfinder/userfiles/files/zilizijawosamuxir.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_off0000e311.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE311 | 17044 bytes |
SHA-256: 4b5c3854e1f73aaa99fa30d232a7f128522dc0b2e5afd86a53bfa2e5d276a9db |
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font_01_sfnt_off00010f8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F8D | 10660 bytes |
SHA-256: 9eaab2ce3c1a6b9f8341442d3073b71fd1093d6022143060da8c68b3c86fb413 |
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font_02_sfnt_off000127df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127DF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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