MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF document identified as malicious by ClamAV and an ML classifier. It contains numerous links pointing to compromised WordPress sites and other domains, suggesting a link farm designed to redirect users to malicious content. The presence of external URIs and link farms indicates an attempt to distribute phishing lures or malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://pixomot.ru/uplcv?utm_term=euro+inflation+rate
- http://thm-holding.ru/wp-content/plugins/super-forms/uploads/php/files/845637b2fbdd37e798f39919016fd6b7/buwizunulaju.pdf
- https://weblative.com/wp-content/plugins/super-forms/uploads/php/files/nabru7a3hi3scgb9lmdmi9j30k/fanivafutajejezalul.pdf
- http://alliance-ic.ru/uploads/file/matimejowujobitevonotasa.pdf
- http://themultifold.com/wp-content/plugins/super-forms/uploads/php/files/cde7mp8715g6pcocknt32ulmo0/vipowopolanoko.pdf
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c2b91db671f---79181292238.pdf
- https://sk-developers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a49a9e70d49---kifafatabiwut.pdf
- https://cutandcolorparrucchieri.it/file/26621855718.pdf
- https://signaturetowerpune.com/wp-content/plugins/super-forms/uploads/php/files/k1n4o2b16r9scob5kk3ahqq280/54063159965.pdf
- http://k-souz.com/userfiles/file/pilelokofilegamemux.pdf
- http://irmascaritasdejesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160944527171e2---32363781967.pdf
- http://lifemartrealestateconnect.com/wp-content/plugins/super-forms/uploads/php/files/p2seu055d5loc3g9ir865bnk95/zunewupakawiguvagav.pdf
- http://ottotech.center/userfiles/file/11771570440.pdf
- https://victory-agency.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081b2d64dd16---miwovukezofezu.pdf
- https://penal-garazh.ru/files/84386055010.pdf
- https://www.sidertest.it/wp-content/plugins/formcraft/file-upload/server/content/files/160df3c922fdd2---gebivepak.pdf
- https://luxartparquet.com/wp-content/plugins/super-forms/uploads/php/files/3e5d7b1801cd64e7184a5ff3b417f554/voxafogawisokit.pdf
- http://erbilsunhotel.com/wp-content/plugins/super-forms/uploads/php/files/kncsn3s6e48ba8v64o0aqlm8t5/2221267885.pdf
- http://grawerlik.pl/userfiles/file/559891343.pdf
- http://www.onlinetemsilci.com/wp-content/plugins/formcraft/file-upload/server/content/files/160809b0b36629---xinipu.pdf
- https://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/tb00i3kqkccbj7j3mhugklann3/lunuwidatudazifosegu.pdf
- http://www.medical-psychology.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160c35d7a25ff8---11533417798.pdf
- http://ajivikafinance.com/userfiles/file/fumopifo.pdf
- http://bestbelly.org/content/files/files/54173472250.pdf
- http://kameleonhastanc.hu/files/file/61488522963.pdf
- http://cloverdiamond.com/file/wilik.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_off0000ee4f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE4F | 16792 bytes |
font_01_sfnt_off00010661.bin8106c9b0810ec03cd8d5a755067c6fec3c08aefffb5ebfc6e2f06715bc048e9b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10661 | 17832 bytes |
font_02_sfnt_off000135cd.binec7bf8900b65d56f71fce5b5dfa2ee730a9448c01440c22d093bff9a9f102ff1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135CD | 10120 bytes |
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