MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised CMS upload directories, suggesting a phishing or malware distribution scheme. The ML classifier and ClamAV detection strongly indicate malicious intent. The document's structure as a link farm, combined with the compromised hosting, points towards an attempt to lure users to malicious sites.
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://hinodanang.com/uploads/image/files/56220116982.pdf In PDF document text
- http://daphongthuyhueminh.com/uploads/image/files/mukoma.pdfIn PDF document text
- https://avigailpekelman.com/sites/default/files/file/talotitanapumafoguvoxe.pdfIn PDF document text
- https://anpheatingandac.com/nbloom/fckuploads/file/lijeruzakol.pdfIn PDF document text
- https://syteq-pro.com/userfiles/file/rotisure.pdfIn PDF document text
- https://www.wsbe17hongkong.hk/_bin/ckfinder/userfiles/files/luvapaxuvolajixu.pdfIn PDF document text
- https://hogozaty.com/ckfinder/userfiles/files/pagopej.pdfIn PDF document text
- http://au-zlato.sk/upload/files/judeperazubigosu.pdfIn PDF document text
- http://thingsantiquesla.com/userfiles/files/wozovolafabubuz.pdfIn PDF document text
- https://www.mercedesbenzofaustinservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079d79c0f2d9---gibaviluwupupa.pdfIn PDF document text
- https://aravlicraft.com/cmsCart//upload/file/suzawuvitanipoxovenal.pdfIn PDF document text
- https://familienbilstrup.dk/userfiles/file/45209166966.pdfIn PDF document text
- http://www.gesas.it/media/mailinglist/file/74849035767.pdfIn PDF document text
- https://digireg.cz/upload/6192620783.pdfIn PDF document text
- http://accronline.com/userfiles/file/81984956292.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/18759cfad6ce5647f48899d550bcfe11/dawilesotum.pdfIn PDF document text
- http://stomerijindex.nl/images/uploads/xomutekukivutubomorinupep.pdfIn PDF document text
- https://webgirls-studio.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098b3c86c104---4147745494.pdfIn PDF document text
- https://www.lesson-online.org/wp-content/plugins/super-forms/uploads/php/files/96620gm8vn2s06aifq97dcf8k7/57956434645.pdfIn PDF document text
- http://www.timtransportes.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/160729a4263d9a---438759969.pdfIn PDF document text
- https://baongochoa.com/upload/file/9921461502.pdfIn PDF document text
- http://balogmihaly.hu/UserFiles/file/52409956780.pdfIn PDF document text
- http://ksklinika.ru/ckfinder/userfiles/files/jatefegudozebuxa.pdfIn PDF document text
- http://for-rent-leuven.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c36aea5d0df---runowopifetogezogigipu.pdfIn PDF document text
- https://www.sgestrecho.es/wp-content/plugins/formcraft/file-upload/server/content/files/160978dc90ba00---dakapetukurojazopewexiler.pdfIn PDF document text
- http://www.onekaddy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ba294eef3d7---xutabenuxu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=how+to+submit+ppp+loan+forgiveness+to+bank+of+americaPDF 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_off00010000.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10000 | 11300 bytes |
SHA-256: cb4cfe39da7dc8627bcdef56dfcdd8219fdeb0d41a72a127cfbdc4d62fee6380 |
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font_01_sfnt_off00011a63.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A63 | 17276 bytes |
SHA-256: e52e6312f8e1831c3c2b6aca5c8ddc8e7aa5ad4effd064da115b453298d89740 |
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font_02_sfnt_off00014769.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14769 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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