MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links pointing to various websites, many of which are hosted on compromised CMS platforms or disposable hosting. This behavior is indicative of a link farm designed to redirect users to potentially malicious content or phishing sites. The ML classifier and ClamAV detection strongly support the malicious nature of this file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9822
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://medgarlci.com/wp-content/plugins/super-forms/uploads/php/files/2050dfcc3df6a3cbb55761f836762866/regefifomef.pdf In PDF document text
- http://asalsold.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081f36acd35c---kosoraxofeboxaxibu.pdfIn PDF document text
- https://www.carrentchiengmai.com/files/51962050813.pdfIn PDF document text
- http://musorcentrum.hu/files/article/file/81110366252.pdfIn PDF document text
- https://www.citysecurity.org.uk/wp-content/plugins/super-forms/uploads/php/files/fsj5fjneaf600q8acsqc9929ea/vuxoxarusara.pdfIn PDF document text
- https://pypconsultores.mx/userfiles/file/kunukuninogesorugafatane.pdfIn PDF document text
- https://www.allterra.group/wp-content/plugins/super-forms/uploads/php/files/11e73fd73f8a3d87ab01e8fbd3584e72/15878287030.pdfIn PDF document text
- https://www.cibaospalaser.com/wp-content/plugins/super-forms/uploads/php/files/3o7f74klrg0beq63g9e1q205de/sanulavitemujil.pdfIn PDF document text
- https://tenshinorchids.com/FCKeditor_upload/file/95678962772.pdfIn PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/eb5c5f7fe1c968a5a7c37602fa8d54fc/pexidotikujoxu.pdfIn PDF document text
- https://fotobolfestmeny.hu/mvc/userfiles/file/ledugekokiropozumese.pdfIn PDF document text
- https://kompaspt1.com/contents//files/16578488998.pdfIn PDF document text
- http://splogservice.ru/content/file/7929320695.pdfIn PDF document text
- https://plentis.eu/ckfinder/userfiles/files/45471572168.pdfIn PDF document text
- https://www.sabiamente.es/wp-content/plugins/formcraft/file-upload/server/content/files/160c656ad5bf58---9165384314.pdfIn PDF document text
- http://www.adanakursmerkezi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ccd8da8dc9e---wipenurezidofuradipizop.pdfIn PDF document text
- https://contact-house.com/fckeditor/upload/file/notefo.pdfIn PDF document text
- https://agribusiness.pk/wp-content/plugins/formcraft/file-upload/server/content/files/1607335f7d0bbe---jibexiluveliguza.pdfIn PDF document text
- http://northmarking.com/userfiles/files/zixajikanigigonisetexe.pdfIn PDF document text
- http://trenermichal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1606f13ed835ca---welekase.pdfIn PDF document text
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/5119d7446d519104ba44f62fad3b097d/72395903500.pdfIn PDF document text
- http://thehawthornnyc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cd0246b337---97375640291.pdfIn PDF document text
- http://pmdrecycling.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077c49787e2a---pezijewojezekukejudilemek.pdfIn PDF document text
- https://www.frankcapassoandsons.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a463717f519---71120575172.pdfIn PDF document text
- https://ag-concept.ru/wp-content/plugins/super-forms/uploads/php/files/2e8fa5cc428b39151d4c2577619f6680/1387940197.pdfIn PDF document text
- https://c4ir.ae/wp-content/plugins/super-forms/uploads/php/files/j33i0c2f1tn86nv6lvhvp4mph2/ravatorofiboxinokogebone.pdfIn PDF document text
- https://ms01bet.com/contents//files/49905297216.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=who+is+hannah+kepple+datingPDF 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_off0000f32b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF32B | 18024 bytes |
SHA-256: 6a909edc3d157b2096e06b607028802ce2fc3f1866368e92fd89dade02c6c059 |
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font_01_sfnt_off00012201.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12201 | 10656 bytes |
SHA-256: b96a95d2d4b1414a7b1ce22a48f5ce405f466150ae0a08a5d834dde93157b1ed |
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font_02_sfnt_off00013a2a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A2A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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