MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier indicating maliciousness. It contains numerous external URLs, many of which are part of a link farm on disposable hosting, suggesting a phishing or malware distribution attempt. The presence of embedded JavaScript, though not explicitly detailed in the provided evidence, is a common vector for malicious PDFs to execute further actions.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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=excel+tricks+pdf PDF link annotation
- http://evergladesharvesting.com/ckfinder/userfiles/files/pepipotededesutalezepu.pdfIn PDF document text
- http://houselandia.ru/files/tedofituxaza.pdfIn PDF document text
- http://puisan.ru/uploads/file/bibivuxefapiluwijosul.pdfIn PDF document text
- http://anduong-nhatthanh.com/uploads/news_file/1383190577.pdfIn PDF document text
- http://kapsalonindex.nl/images/uploads/22037255837.pdfIn PDF document text
- https://cdmsig.com/ckfinder/userfiles/files/64270499160.pdfIn PDF document text
- http://druckmaschinenservice.com/uploads/fce/files/bokokimizawuwezoja.pdfIn PDF document text
- http://blfimmobiliare.com/userfiles/files/dabubumij.pdfIn PDF document text
- http://sayarbobinaj.com/file/niwavedipatobax.pdfIn PDF document text
- http://www.cuadernos.in/wp-content/plugins/formcraft/file-upload/server/content/files/1613bffdc98f96---jididefuvedufidew.pdfIn PDF document text
- http://cavusofis.com/images_upload/files/viselawukamatiwaben.pdfIn PDF document text
- http://fanti-fitness.pl/uploads/assets/file/sorifigakabuvenofe.pdfIn PDF document text
- http://sparan-art.ru/ckfinder/userfiles/files/8003846153.pdfIn PDF document text
- http://indcms.testingmachines.com/images/file/37189599550.pdfIn PDF document text
- http://klpa.net/userData/board/file/14085982422.pdfIn PDF document text
- http://think6.net/ckfinder/userfiles/files/20210910191832.pdfIn PDF document text
- http://hometextiles-consultant.com/ckfinder/userfiles/files/gowoserax.pdfIn PDF document text
- http://bargiel.com.pl/ckfinder/userfiles/files/204369082.pdfIn PDF document text
- http://bancasemecanino.com/userfiles/files/97397132856.pdfIn PDF document text
- http://benetalent.com/upload/files/33547532341.pdfIn PDF document text
- http://www.kreasoft.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1614d3a0519920---rebotu.pdfIn PDF document text
- http://konferencii.org/web/uploads/assets/file/53938294184.pdfIn PDF document text
- https://www.aledrukujemy.pl/ckfinder/userfiles/files/7008702864.pdfIn PDF document text
- https://euinsuti.ro/app/webroot/files/userfiles/files/mepalagaribiwewuwa.pdfIn PDF document text
- https://megalight.lv/uploads/files/91984688653.pdfIn PDF document text
- https://energiadirect.pl/application/resources/ckfinder/userfiles/files/98686375991.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_off0000b380.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB380 | 10404 bytes |
SHA-256: 932fec7a3e05f288b85e2d79fd4a0bf61db7099af39b8f2f6dfe4277f420f8d8 |
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font_01_sfnt_off0000cb33.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB33 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e345.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE345 | 14624 bytes |
SHA-256: 2745713203902042eaeec40e36372b596fca427a7464f239d5a31eb693ab0966 |
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