MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://drafthe.ru/uplcv?utm_term=cellulose+fiber+pdf PDF link annotation
- https://wcdt.co.th/wp-content/plugins/super-forms/uploads/php/files/dcgjr2tdbnnb03otm4fi81k1sj/jikeketisemizixoliwulixi.pdfIn PDF document text
- https://www.plsok.com/wp-content/plugins/super-forms/uploads/php/files/5e5cd393979a0514c3b9c7dfa039010b/zajitisukulaxofibi.pdfIn PDF document text
- http://shinserviceodi.ru/wp-content/plugins/super-forms/uploads/php/files/0db7ef3a18e60f5028546ccbbc14ec61/35140188747.pdfIn PDF document text
- http://podiummoda.ru/userfiles/file/fakuvaxepor.pdfIn PDF document text
- http://op-gold.com/ck_image/files/jamejubakita.pdfIn PDF document text
- http://renovator.cz/files/file/50053701750.pdfIn PDF document text
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/s2rm19umu2rjblthv774klhrh0/2209186447.pdfIn PDF document text
- http://iccjsc.com/images/uploads/files/38250708023.pdfIn PDF document text
- http://savaksangida.com/resimler/files/48918465587.pdfIn PDF document text
- http://drairtools.com/ckfinder/userfiles/files/momujexibukogogotetuk.pdfIn PDF document text
- https://arenda1s.ru/wp-content/plugins/super-forms/uploads/php/files/e0725de2ac80506d5d5773aa6696d2eb/mazimo.pdfIn PDF document text
- http://profisystem.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607551a36e1e8---besisujuf.pdfIn PDF document text
- https://mariapolis.es/ckfinder/userfiles/files/21764244058.pdfIn PDF document text
- http://degeninhotel.ru/admin/ckfinder/userfiles/files/siwewufasitiwuredujopupi.pdfIn PDF document text
- http://www.yemany.com/yemfiles/files/76785271361.pdfIn PDF document text
- http://leebyunghun.org/new/upload/board/files/kebezobodeguwus.pdfIn PDF document text
- https://betentour.com/sites/default/files/file/94005874596.pdfIn PDF document text
- http://hersheyhigh1981.com/clients/37302/File/wevorevaruwafemozitapu.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd38b446d90---35100948700.pdfIn PDF document text
- https://dodomacnosti.net/data/file/vijinubejo.pdfIn PDF document text
- http://www.ashtralmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094af10ba724---30794799395.pdfIn PDF document text
- http://noidiengiaphat.com/upload/files/makibekidarotabisosemeduv.pdfIn PDF document text
- http://www.themixchange.com/userfiles/files/96762029364.pdfIn PDF document text
- http://angelcabrera.com/FCKfiles/file/somerevumajudorogiduril.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_off0000dd77.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD77 | 10400 bytes |
SHA-256: 2677165a82c68a98daae145e298683f444b96639d5dc1b92993f02678b984ec8 |
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font_01_sfnt_off0000f4d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4D9 | 17056 bytes |
SHA-256: 7744aff23d26e537be3084e76f6394696562294cd1b587dbb26c9f06e77526dc |
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font_02_sfnt_off000120dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120DD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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