MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
The PDF document contains numerous links to external resources, many of which are hosted on compromised or disposable domains, suggesting a link farm or phishing attempt. The 'SE_REMOTE_SUPPORT_LURE' heuristic strongly indicates the document's intent is to trick the user into installing or connecting to a remote support tool. While no scripts were explicitly extracted, the presence of PDF-specific heuristics and the overall structure point towards a malicious PDF designed for social engineering.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 7
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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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Remote-support tool lure high SE_REMOTE_SUPPORT_LUREDocument instructs the user to install, open, or connect with a remote-support tool such as AnyDesk, TeamViewer, Quick Assist, or ScreenConnect — high-risk in an unsolicited document
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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 http://thuduchouse.vn/pics/file/gimojukobodatetanurusadi.pdf In PDF document text
- https://almentispharma.com/ckfinder/userfiles/files/45145394931.pdfIn PDF document text
- https://www.la-melodie-des-saveurs.fr/ckfinder/userfiles/files/91900096380.pdfIn PDF document text
- http://dentherapia.hu/files/file/timibuluvunosara.pdfIn PDF document text
- https://dailyiat.com/html_upload/file/61880305051.pdfIn PDF document text
- https://shindah.com/images/ckeditor_img/files/dizemov.pdfIn PDF document text
- http://salonorganica.ru/upload/files/73602729919.pdfIn PDF document text
- http://www.itbaloch.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a89d13abc0---tumiv.pdfIn PDF document text
- http://shamayachts.com/upload/file/38860785002.pdfIn PDF document text
- http://severstroysnab.ru/userfiles/file/wokejanifujufut.pdfIn PDF document text
- http://andersonlawdecorah.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/furatemafavomojato.pdfIn PDF document text
- http://gvs-russia.ru/admin/ckfinder/userfiles/files/suximem.pdfIn PDF document text
- http://joyearland.com/ckfinder/userfiles/files/jorolatabepamopetivukarod.pdfIn PDF document text
- https://www.chortho.co.uk/wp-content/plugins/super-forms/uploads/php/files/8bt8618pic32evdrukpkj9rqg9/89979754798.pdfIn PDF document text
- https://anninhsieuthi.online/upload/files/3542816320.pdfIn PDF document text
- https://coop-alternatives.fr/images/images/39099108335.pdfIn PDF document text
- http://matrixuniverzum.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1613f1360720fd---duxaroraralusujanesifigu.pdfIn PDF document text
- https://gencerenerji.com/resimler/files/fixobuxugifemavu.pdfIn PDF document text
- https://coloreverything.love/wp-content/plugins/super-forms/uploads/php/files/7cff59d1c4010a9100058dfe2741ecfc/fadokizixojiwipodipifup.pdfIn PDF document text
- https://araprinter.com/ckfinder/userfiles/files/90964322429.pdfIn PDF document text
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/161378d695260a---73554545653.pdfIn PDF document text
- http://gustosandvic.com/ckfinder/userfiles/files/bepewugijabunevezow.pdfIn PDF document text
- https://loonbedrijfschimmel.nl/userfiles/files/fujijakezukom.pdfIn PDF document text
- http://www.binghan.my/userfiles/file/kidevidipazur.pdfIn PDF document text
- http://geometrarontani.it/userfiles/files/peposidu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=screen+sharing+from+android+to+pcPDF link annotation
- 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_off0000e422.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE422 | 17740 bytes |
SHA-256: 2a25eec9eae7137b9a6a2fbd01d68e586d9fbf01a38c55759504885db15e49f2 |
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font_01_sfnt_off000111fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x111FD | 11096 bytes |
SHA-256: fbb3cfd0dcec154032892026694646806ace1b0c04a1d19968bb1368ab523200 |
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font_02_sfnt_off00012b71.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B71 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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