MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The sample was identified as malicious by ML classifiers and ClamAV, flagging it as a phishing trojan. It contains numerous links to disposable domains, many of which are hosted on compromised CMS uploads, suggesting a phishing or scam lure. The PDF structure itself is also flagged for being a link farm, reinforcing the malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://queure.ru/uplcv?utm_term=watch+we+are+your+friends+online+free PDF link annotation
- https://pergamine.com/ckfinder/userfiles/files/15908515523.pdfIn PDF document text
- http://immodraft.de/images/architekten_agentur_images_/file/nalonaretoganesubegupimu.pdfIn PDF document text
- https://pointvirgule.ca/upload/editor/file/41407284863.pdfIn PDF document text
- http://glamour-nsk.ru/ckfinder/userfiles/files/93693036192.pdfIn PDF document text
- http://smsalumni1971.com/apadmin/uploads/userfiles/files/tekogakerexodala.pdfIn PDF document text
- https://hotellemaritime.com/hotel/upload/files/66918691012.pdfIn PDF document text
- http://xn--3e0b556bhrbowi6undva.com/ckupload/files/61123697662.pdfIn PDF document text
- https://truongthanhco.vn/webroot/img/files/vabaf.pdfIn PDF document text
- https://newshieldinsurance.com/demo/gsa/final/images/file/41714138107.pdfIn PDF document text
- https://limpjet.com.br/wp-content/plugins/super-forms/uploads/php/files/3c8ee5ce4f7319c4c3d7626d656ce287/bapibozakajulijakodidifu.pdfIn PDF document text
- https://dansobentre.net/uploads/file/89079877340.pdfIn PDF document text
- http://ambulanceservice.pl/userfiles/file/tepipowaxege.pdfIn PDF document text
- http://lohoithaiduong.com/uploads/files/kuburanuf.pdfIn PDF document text
- http://verkoop-je-wagen.be/wp-content/plugins/formcraft/file-upload/server/content/files/16131851894d3f---faramobadegasajuziz.pdfIn PDF document text
- http://pelejas.com/IMAGENS/CKFINDER/files/widonikusisezusetofu.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/16134db7b53b71---fivotararonenazod.pdfIn PDF document text
- http://longchimvac.net/app/webroot/uploads/files/39153706220.pdfIn PDF document text
- http://jimsclub.net/new/board/img_tinfo/file/20210910030936.pdfIn PDF document text
- http://elsped.hu/files/file/zokipapowe.pdfIn PDF document text
- http://hexindechem.com/upload/files/rafobunexajego.pdfIn PDF document text
- https://silverbirdmarketing.com/pages/images/file/silupep.pdfIn PDF document text
- https://nieruchomoscikomercyjne.co/files/file/rixumimelutodumovezuduru.pdfIn PDF document text
- http://westfallassociates.com/documents/file/76113865108.pdfIn PDF document text
- http://ladispensadicampagna.it/uploads/assets/file/27822945787.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_off0000c096.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC096 | 10864 bytes |
SHA-256: 2d568fee932fee01b242fda9912b04c2a8349d78afae2aab4c90fcd0a6b1ab42 |
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font_01_sfnt_off0000d9ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9BA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f1cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1CC | 16696 bytes |
SHA-256: 73b434dc608582727b0c6bff4505d252106a26e47b8c252b7b6e580c590b6f21 |
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