MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded URLs, many of which point to domains associated with link farms and potentially compromised hosting. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' indicate a pattern of using disposable or compromised hosting for link distribution. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://euronuts2009.ge/files/files/vilasofow.pdf In PDF document text
- http://bk-plus.at/userfiles/files/jedefumopi.pdfIn PDF document text
- http://cablexconsulting.com/Upload/file/11781333826.pdfIn PDF document text
- https://vegas-shop.net/uploads/files/jaletupuxefigaxipiwulub.pdfIn PDF document text
- http://badaranquehablar.com/userfiles/files/zazibelowojegufozuzate.pdfIn PDF document text
- https://www.alugutader.fr/ckfinder/userfiles/files/sopifepe.pdfIn PDF document text
- https://medbillings.us/lightspeedweb1/file/wopodirosojebimana.pdfIn PDF document text
- https://strategieb2b.ca/userfiles/file/jowonekajikekexajisux.pdfIn PDF document text
- http://www.abcklima.hu/data/editorfile/tufimazu.pdfIn PDF document text
- http://xn--66-6kc8bfmkmjd.xn--p1ai/admin/ckfinder/userfiles/files/lidapefag.pdfIn PDF document text
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/16142c1e96e6c6---kofawezepinugepaniza.pdfIn PDF document text
- https://www.marbelitesa.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16140e2f6b6859---19693984533.pdfIn PDF document text
- http://aaaexpressheating.com/userfiles/file/87237058541.pdfIn PDF document text
- http://think6.net/ckfinder/userfiles/files/20210914092517.pdfIn PDF document text
- https://onwater.my/uploads/file/gekelamavixademije.pdfIn PDF document text
- http://knupress.com/pds/editor/file/zulibijabezudawoturon.pdfIn PDF document text
- http://ekotop.eu/userfiles/file/tefadudamojofuwo.pdfIn PDF document text
- https://pcparts.fr/ckfinder/userfiles/files/voxojelewama.pdfIn PDF document text
- http://getvisa.ru/images/File/17603741335.pdfIn PDF document text
- https://angkalaris.com/contents/files/13407470370.pdfIn PDF document text
- https://ww150001.linebot.net/upfile/files/20210916113749.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=how+to+change+password+gmail+on+androidPDF link annotation
- https://bxthirteen.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/a4f19760311e90362f3f7064255fbf57/56402720892.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_off0000d0d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0D7 | 11036 bytes |
SHA-256: 4b0ffc402b3a6adee478c0d0d1f4dfb567ad85b72ef674875e9367f89e1d38e6 |
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font_01_sfnt_off0000ea24.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA24 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010236.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10236 | 17432 bytes |
SHA-256: 32b36398f49d0c744a52e08461147218bf998c67fc67ad803191cf5c264d8e2c |
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