MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, many of which point to compromised CMS upload directories or disposable hosting, indicating a link farm or redirection scheme. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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 http://gopherandsquirrelcontrol.com/admin/images/file/kesewemabozekexot.pdf In PDF document text
- http://cmtsport.com/pliki/kugepazo.pdfIn PDF document text
- https://himalayanwanderer.com/himalayan/userfiles/files/jetifenu.pdfIn PDF document text
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160bfae950c474---gazefoxunegofanoxeb.pdfIn PDF document text
- https://www.sidertest.it/wp-content/plugins/formcraft/file-upload/server/content/files/1608e0c5ebafd2---75319602071.pdfIn PDF document text
- https://slide-bearing.com/d/files/65324270601.pdfIn PDF document text
- http://asesorialuishervas.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084249d3345f---lolotuwixomu.pdfIn PDF document text
- http://www.barankayalar.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1608a8113eeb14---gegamajudobakateserasuwab.pdfIn PDF document text
- http://roxburyhs1987.com/clients/63080/File/wefida.pdfIn PDF document text
- http://abroadster.com/files/xalilivisutarujixopa.pdfIn PDF document text
- https://dogathermalhotel.com/resimler/files/kipawodawozapuraxe.pdfIn PDF document text
- https://floridaholidayplanner.com/wp-content/plugins/super-forms/uploads/php/files/f859f2249610f272e57e01df61c855f9/43771357283.pdfIn PDF document text
- https://contact-house.com/fckeditor/upload/file/5493894240.pdfIn PDF document text
- https://ecef-groupe.com/wp-content/plugins/super-forms/uploads/php/files/v3m50oqpjcq4kakbsa06ggk2v1/45458234939.pdfIn PDF document text
- http://ecbpolska.pl/wp-content/plugins/super-forms/uploads/php/files/63094575ce6884a245f92a4f269f7750/27378114838.pdfIn PDF document text
- http://orderleesushi.com/uploads/files/76950866962.pdfIn PDF document text
- http://centrlita.ru/archive/image/file/21015718684.pdfIn PDF document text
- https://www.helpagesl.org/wp-content/plugins/formcraft/file-upload/server/content/files/160948e64c4d71---dojubivezanepuke.pdfIn PDF document text
- http://www.x454.com/wp-content/plugins/super-forms/uploads/php/files/jheoln4itt0c8orelurslb30g7/vovidirarelamapo.pdfIn PDF document text
- https://completecollegestrategies.com/wp-content/plugins/super-forms/uploads/php/files/6ed9e199a57147333655ec6c4de44ec4/xuzunukoru.pdfIn PDF document text
- http://www.1atlanticfunding.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085e8f8f1472---9042355149.pdfIn PDF document text
- https://www.arphplumbing.co.uk/wp-content/plugins/super-forms/uploads/php/files/chkodcijjdbaqrt0jkb61nu5ae/84742273368.pdfIn PDF document text
- http://cdmatik.com/uploads/file/vopipaxezidi.pdfIn PDF document text
- http://mrsinternationalbeautypageant.com/clients/8/8c/8c0f0497d7166b07b5568c04be8084ca/File/29213325546.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=blue+eyed+kittens+for+sale+near+mePDF 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_off0000c7a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC7A3 | 10876 bytes |
SHA-256: 795f7e3e0d382fd9de13a874bc58d37dfa57ecbb2fe23bfd978c5f14dda67b4a |
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font_01_sfnt_off0000e0d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0D1 | 17224 bytes |
SHA-256: 63b4ab7f588d416411465ee43e21626d6b7125fcc372b082504a0828e107a232 |
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font_02_sfnt_off00010d9e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D9E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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