MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites and are structured as a link farm. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware distribution. The primary function appears to be redirecting users through a series of links, potentially to a final malicious payload or phishing page.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 6
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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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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://theemperorsoldclothes.co.uk/wp-content/plugins/super-forms/uploads/php/files/cmjj72a3bm6t4qhbk0dfbn0mhf/63509734156.pdf In PDF document text
- http://al-bandak.com/userfiles/file/97127369280.pdfIn PDF document text
- https://www.temsilcisitesi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607996f25517b---fakafawuk.pdfIn PDF document text
- http://alhouti.com/userfiles/file/wilonivudaxivafizixaxuvew.pdfIn PDF document text
- https://mercedesmazo.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607d02e145fa5---buzetijugimatevigumo.pdfIn PDF document text
- https://yourtuscanyguide.com/wp-content/plugins/super-forms/uploads/php/files/iuadro7o83r53veajg0ea0kuu7/suxosekoxamiw.pdfIn PDF document text
- https://saraelv.no/wp-content/plugins/formcraft/file-upload/server/content/files/160a3461e2863d---59623705171.pdfIn PDF document text
- http://www.aportecnica.com/imagenes/editor/file/80458427363.pdfIn PDF document text
- http://graphicon.hu/wp-content/plugins/formcraft/file-upload/server/content/files/1607cb7bc373a7---51502470083.pdfIn PDF document text
- https://www.plsok.com/wp-content/plugins/super-forms/uploads/php/files/0cd9166c7d0f490d61e8f89c79497c39/40588080264.pdfIn PDF document text
- http://www.investing-in-women.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7b70eceda---38846761443.pdfIn PDF document text
- https://markzone.az/wp-content/plugins/super-forms/uploads/php/files/tm6uvnqjujsod5u6kmvau6ap0r/46970314979.pdfIn PDF document text
- https://www.mnspineandsport.com/wp-content/plugins/super-forms/uploads/php/files/af89e71ab9bb3fa86e9931bc33778a40/7754032250.pdfIn PDF document text
- http://augustaelectricalwork.com/editorData/file/wuwadazexepaxigagumifamum.pdfIn PDF document text
- https://www.frankreich-ferien.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160988e8743792---migiwijerivuw.pdfIn PDF document text
- https://fobiy.net/wp-content/plugins/super-forms/uploads/php/files/0fa9f094c8135eb2d4369ec663778b14/buzosobetazafimumikokute.pdfIn PDF document text
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/160783b253a05e---sozunonogo.pdfIn PDF document text
- https://rubin2000-distribuitorshop.ro/userfiles/file/17703923804.pdfIn PDF document text
- https://bwawarszawa.pl/upload/file/dawisodilapuxisutiweno.pdfIn PDF document text
- http://zs-oilfieldequip.ru/d/files/852940163.pdfIn PDF document text
- http://amon-syotengai.com/userfiles/file/jasuk.pdfIn PDF document text
- http://sl-light.ru/design/img/upload/file/60896522992.pdfIn PDF document text
- https://burlingame.com/wysiwygfiles/file/xolubilexome.pdfIn PDF document text
- http://leakefamilyreunion.com/clients/63964/File/36476867477.pdfIn PDF document text
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb174ee72c---23702584445.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=the+mass+of+one+mole+of+a+pure+substancePDF 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_off0000ee60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE60 | 17724 bytes |
SHA-256: 22d8909ada6e412bcc9d7f676202edf87c64ec763d04fe16f23e2d136f4dfeba |
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font_01_sfnt_off00011c86.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C86 | 10856 bytes |
SHA-256: a1a8e5417c7b0c2d277530b1341a5400fbd54d0e931892f56118ee8c01389ca0 |
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font_02_sfnt_off0001353a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1353A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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