MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, containing numerous URLs that point to compromised WordPress sites. These links are likely used to distribute further malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://wastran.ru/uplcv?utm_term=immutable+component+in+react
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160af98ba7a5ee---10644185533.pdf
- https://pyhm.ca/wp-content/plugins/super-forms/uploads/php/files/o72ar42lnc16vkc9k5qo8r3d7k/kodaxa.pdf
- https://sipare.com.ar/wp-content/plugins/super-forms/uploads/php/files/ntpnjvvg0fm6ks7ba1bf7orfqq/bezisosejin.pdf
- https://europeancustomtailor.com/wp-content/plugins/super-forms/uploads/php/files/cea88ca492c0ae1786af3dac7a7dbad0/luwunikimun.pdf
- https://www.servicioscalibrados.com/wp-content/plugins/super-forms/uploads/php/files/e934c2b5f96a48bbf23bfb40888c8821/14003975994.pdf
- http://quickfix-poland.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bc3a2858444---donowefogelawar.pdf
- http://www.birapart.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607babd6a24fa---28970439990.pdf
- https://archcosmeticstudio.com.au/wp-content/plugins/super-forms/uploads/php/files/5242b5a586ab5754ce45a44900c0b05a/zakeno.pdf
- https://avenirpourtous.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160758cb49df9c---nexanud.pdf
- http://lukasikgroup.pl/Image/files/24746350756.pdf
- https://didacostruzioni.it/userfiles/file/71620509811.pdf
- https://rent-1.es/ckfinder/userfiles/files/luxeburekarosaxif.pdf
- http://www.fotografoeventimilano.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3bf3b730d6---piwuwun.pdf
- http://www.phonefixcomo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cfe2c008aba---riset.pdf
- http://psychologkmalinowska.pl/ckfinder/userfiles/files/80652974917.pdf
- http://chaitraglaze.com/uploads/78409003857.pdf
- https://autosaloncenter.com/uploads/file/65131741357.pdf
- http://rld-carbon.ru/file/30420543456.pdf
- https://vaytieudungtragop.com.vn/wp-content/plugins/super-forms/uploads/php/files/c566o7fogrqe92d6di152qgt88/jutodi.pdf
- http://ohappy.org/userData/board/file/49528718048.pdf
- http://nnk.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160a04e83006f0---koxupigiputemesodupi.pdf
- https://eclipsetheaters.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075a98e91c82---fapovopowusisasipanurimu.pdf
- http://brilspa.ro/userfiles/file///85207199034.pdf
- https://sharzh-ufa.ru/wp-content/plugins/super-forms/uploads/php/files/c756c606a90f082128b45ce74fcab042/lirukilanu.pdf
- https://siphouse96.com/wp-content/plugins/super-forms/uploads/php/files/62a261659980c4a2b6a706e1a5abe5e6/zisezo.pdf
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d5663da62d---29000330453.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f3ac.bin3f8c39b3760d752cadb4338b04685327f78d96c21571f5545c966a67571b9428 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3AC | 17144 bytes |
font_01_sfnt_off0001205e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1205E | 16792 bytes |
font_02_sfnt_off00013875.bin6b029e0f6de8f66dfaacc4225949b81a6e52d800a48965b3feecb5435804c1ad |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13875 | 10560 bytes |
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