MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF file flagged by ML classifiers and ClamAV as malicious. It contains numerous external URIs, including one pointing to a link farm on disposable hosting, suggesting an attempt to redirect users to malicious sites. The presence of embedded URLs and the overall structure indicate a phishing or malware distribution lure, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://drafthe.ru/uplcv?utm_term=games+wallpapers+for+android PDF link annotation
- http://aaas.handyfriendship.com/upload/files/1012762179.pdfIn PDF document text
- https://masteranalog.com/userfiles/file/nujajadulataduditatete.pdfIn PDF document text
- https://harpethvalleypto.org/wp-content/plugins/super-forms/uploads/php/files/3fe379a61a140acaf6b1764bbb28b943/wavuroj.pdfIn PDF document text
- http://foto-recepty.sk/images/fotky/93685055274.pdfIn PDF document text
- http://top-rubber.com/admin/fckeditor/editor/filemanager/connectors/upload/file/forolenusisep.pdfIn PDF document text
- http://styropapex.pl/userfiles/file/37439699615.pdfIn PDF document text
- https://tasteadmin.com/ckfinder/core/connector/php/custom/wysi_uploads/files/dobegipexozulomigukexiri.pdfIn PDF document text
- http://www.loockuniformes.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/1613856fced3e6---24123189883.pdfIn PDF document text
- http://gma.ge/admin/ckeditor/ckfinder/userfiles/files/sidilunegojoxov.pdfIn PDF document text
- http://velapower.com/glwh/UploadFile/file/2021092015050473499.pdfIn PDF document text
- http://daisytalavera.com/userfiles/files/buxamebopotun.pdfIn PDF document text
- http://unibox.lv/files/text/mujagepen.pdfIn PDF document text
- http://wsm.hk/images/files/mopulotid.pdfIn PDF document text
- https://viveironativodevicosa.com.br/ckfinder/userfiles/files/52537773517.pdfIn PDF document text
- http://consulcongress.it/uploads/assets/file/vopizupot.pdfIn PDF document text
- https://xn--p3t29jo1ed4o4xw.tw/upload/files/40636734301.pdfIn PDF document text
- https://bibonatura.hu/ckfinder/userfiles/files/18579139570.pdfIn PDF document text
- https://toppelletmachine.com/d/files/3062229824.pdfIn PDF document text
- http://www.prodomasa.com/ckfinder/userfiles/files/11116156553.pdfIn PDF document text
- https://ccaquebec.com/userupload/files/86163741918.pdfIn PDF document text
- http://alumcity.ru/userfiles/file/ragenetabekesevakoxoduma.pdfIn PDF document text
- http://alvitraders.com/files/wulomepubonufamuf.pdfIn PDF document text
- https://twinscooking.nl/twins/userfiles/file/zivikubedaf.pdfIn PDF document text
- http://vietsonplastic.com/uploads/userfiles/file/97210566044.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_off0000c0b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0B7 | 20308 bytes |
SHA-256: 63fcde656d6667f7c82fa153804c46e66926eab5ece67c1c626f816236982444 |
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font_01_sfnt_off0000f5f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5F8 | 10688 bytes |
SHA-256: 86285515ad71b9d0e40f2b257a3a8e946d3fbff72c6485ba1874dc113cbd1d09 |
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font_02_sfnt_off00010e7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E7D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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