MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged as malicious by a machine learning classifier and ClamAV. It contains numerous external links, many pointing to compromised websites or disposable hosting, suggesting a phishing or malware distribution campaign. The presence of PDF_URI and PDF_SEO_DISPOSABLE_LINK_FARM heuristics indicates a deliberate attempt to create a link farm for SEO manipulation or to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://smidgel.ru/uplcv?utm_term=mulan+online+1998 PDF link annotation
- https://www.bosingels.nl/ckfinder/userfiles/files/pofuwotiluwomakalinisuwup.pdfIn PDF document text
- http://kapsalonvogue.nl/files/file/17404429495.pdfIn PDF document text
- http://medicalproduct.hu/images/files/fenitatifigivivenodipenub.pdfIn PDF document text
- https://nestsearch.in/admin/uploads/file/61726576900.pdfIn PDF document text
- https://dagvandearchitectuur.be/_files/file/sijesagisidibogetupi.pdfIn PDF document text
- http://citescolairedeledit.com/include/file/wemijeziburuweleruvaju.pdfIn PDF document text
- https://guptajimarriagebureau.com/userfiles/file/3629923907.pdfIn PDF document text
- http://skpizzasubs.com/uploads/files/bikojakujarazisumoxiza.pdfIn PDF document text
- http://cyclad.org/UserFiles/file/mezozinuzizapibubazirawi.pdfIn PDF document text
- https://coachtourbusrental.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613613b29ccbf---jeregitewovuziz.pdfIn PDF document text
- http://pspectr.ru/userfiles/file/monazolumefemepisusi.pdfIn PDF document text
- http://oldadmin.k12cart.com/media/files/58810181910.pdfIn PDF document text
- https://adtw1.elfjane.com/ckfinder/userfiles/files/95091463543.pdfIn PDF document text
- http://epodhajska.eu/UserFiles/File/paxodu.pdfIn PDF document text
- https://ddshower.com/ckfinder/userfiles/files/mokidokasuvidasosulu.pdfIn PDF document text
- http://simsvizag.com/admin/uploadedfiles/file///98781918991.pdfIn PDF document text
- https://propbrains.com/wp-content/plugins/super-forms/uploads/php/files/b2eb921989355503af1500dece09b99d/bowudor.pdfIn PDF document text
- https://stewsites.com/wp-content/plugins/super-forms/uploads/php/files/1aac8e944af12337e203ca554e218b4a/3258944254.pdfIn PDF document text
- http://demo-jesma.shopcloud.es/ckfinder/userfiles/files/98282127129.pdfIn PDF document text
- https://888nv.ru/userfiles/file/8413473948.pdfIn PDF document text
- https://delphin-bau.com/ckfinder/upload/files/fevig.pdfIn PDF document text
- https://gpagroup.in/wp-content/plugins/formcraft/file-upload/server/content/files/16131a36eba2e1---23821128730.pdfIn PDF document text
- http://enjoyisagenix.com/ckfinder/userfiles/files/31827422133.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_off0000afa1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAFA1 | 17064 bytes |
SHA-256: ab63a4c5f0850b575ecc097e6ce208178b2089a06b653cd51a4f364bba2dc262 |
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font_01_sfnt_off0000d9f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9F9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f210.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF210 | 10256 bytes |
SHA-256: 863fa5397e7e76ab8c804e521108465c9ac5dbd97516f5883d6f7b7f8e7da7ed |
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