MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and numerous external URIs, many of which point to compromised CMS uploads or disposable hosting, indicating a link farm for SEO manipulation or malicious redirection. The ClamAV detection and ML classifier strongly suggest malicious intent, likely to redirect users to phishing or malware sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://www.almuhja.com/ckfinder/userfiles/files/52233560283.pdf In PDF document text
- http://parilka.by/var/upload/file/pezimorakasa.pdfIn PDF document text
- http://auapp.ch/userfiles/files/84722819182.pdfIn PDF document text
- http://radissonhoteltraining.com/userfiles/file/28050752829.pdfIn PDF document text
- http://southfieldhigh1973.com/clients/2/27/27a5067865c8334ad4a5a1fd7642c928/File/44152404457.pdfIn PDF document text
- https://humicdp.com/uploads/2021-06-26/images/files/tisopufosiwulifuxo.pdfIn PDF document text
- http://mirrorgallery.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609abcdd9a519---16064004892.pdfIn PDF document text
- http://protok.pro/upload/files/32032446684.pdfIn PDF document text
- https://brahmagnanam.org/fck_uploads/file/gumusunobasesexikidix.pdfIn PDF document text
- https://qualitycountscleaning.com/wp-content/plugins/super-forms/uploads/php/files/1ae98183095abf43523895eb8dfd6f16/rirepula.pdfIn PDF document text
- https://baileyelectrical.services/wp-content/plugins/super-forms/uploads/php/files/ot1ps79539rkbemt5kjckbstdf/42738171275.pdfIn PDF document text
- https://aonetreks.com/uploads/file/53170014026.pdfIn PDF document text
- http://nnrhc.com/clients/9/98/980d61ede38c9a35fe3396fb65651545/File/logibop.pdfIn PDF document text
- http://www.mananthavadynorbertines.org/www/js/ckfinder/userfiles/files/fuvoxowexubegaxebezazite.pdfIn PDF document text
- https://www.shopveriamici.com/wp-content/plugins/super-forms/uploads/php/files/rp9av37bb0kr6877lhk7od370c/20432426058.pdfIn PDF document text
- https://101doctor.com/uploads/ckfiles/files/60b825383ed06.pdfIn PDF document text
- http://jhdjt.com/images/upload/File/50679715149.pdfIn PDF document text
- https://myhoorayhealth.com/wp-content/plugins/super-forms/uploads/php/files/0gqmmrt0gtfv4tqad62jpi8796/57824258416.pdfIn PDF document text
- http://soldresold.com/Shradhdha-Mehra/soldresold/final/ckeditorimage/files/rafetitinuzotalepijap.pdfIn PDF document text
- https://arenda1s.ru/wp-content/plugins/super-forms/uploads/php/files/60b9ebd2ab890b8b211b84e08894ba42/9754556867.pdfIn PDF document text
- http://hotel-gerard-dalsace.com/upload/document/mabilifuwege.pdfIn PDF document text
- http://www.vandiestbrandstoffen.be/uploads/files/22400045967.pdfIn PDF document text
- https://churchofgodinjamaica.org/app/webroot/files/40619675455.pdfIn PDF document text
- http://bellezaeimagen.com.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160cccb305310b---zilomo.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=wicca+vivianne+crowley+pdfPDF 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_off0000dc38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC38 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f44a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF44A | 17784 bytes |
SHA-256: a5c79eaba560f845540a38ec8606d1e0cdb49967765c8eabc46c9eea28996d1f |
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font_02_sfnt_off000122b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122B7 | 10604 bytes |
SHA-256: e714f5c095e2222a520d41b10205045ff5c13d87fdb0cfc52b9655658480138c |
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