MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised WordPress sites, suggesting it's designed to lead users to malicious content. The presence of multiple external URIs and a link farm on disposable hosting further supports its role as a distribution or phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://west-holding.com/userfiles/file/18819081163.pdf In PDF document text
- http://www.belladermeestetica.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607eac6b95c37---ponodozavabamizatipes.pdfIn PDF document text
- http://sakirnoopo.ru/wp-content/plugins/super-forms/uploads/php/files/14c9bbe7195128446f4973b9c47d0eed/jotap.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a05899193e8---xazin.pdfIn PDF document text
- https://fier-forjat-valimet.ro/ckfinder/userfiles/files/baxidiruxeronigevonirujev.pdfIn PDF document text
- http://coinproject.com/userfiles/image/file/55345344843.pdfIn PDF document text
- https://wamsconference.com/wp-content/plugins/super-forms/uploads/php/files/9f3c743da2451927cb9adb792744f798/92911833621.pdfIn PDF document text
- http://cedresarquitectura.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8db010b98e---lapalojufi.pdfIn PDF document text
- http://a-kamen.com/userfiles/file/fufewun.pdfIn PDF document text
- http://www.grupohk.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607f08664f0fc---89716263288.pdfIn PDF document text
- http://bayernglobal.de/userVZ//file/vatativemalogexu.pdfIn PDF document text
- http://www.1atlanticfunding.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bb2bdc938fa---9486938165.pdfIn PDF document text
- https://www.areatransfers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b220341146---tedoluguwux.pdfIn PDF document text
- http://vienhung.com/webroot/img/files/zeralumugotidobulogo.pdfIn PDF document text
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160722227b512d---gurawiluvar.pdfIn PDF document text
- https://kes-stv.ru/wp-content/plugins/super-forms/uploads/php/files/74d5e1acc962a02adf610dd482e0d8a2/18401222848.pdfIn PDF document text
- http://www.fsnn.se/wp-content/plugins/formcraft/file-upload/server/content/files/1607167bb50392---bemetimela.pdfIn PDF document text
- http://tahi.hu/ckfinder/userfiles/files/69541131865.pdfIn PDF document text
- https://securityguardsupply.org/php/uploads/file/xulagepuxugutepi.pdfIn PDF document text
- http://artpolyclinic.com/file/files/batimatinajojotiwilugo.pdfIn PDF document text
- https://www.kasekimi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075accfcc1df---15970489174.pdfIn PDF document text
- https://www.birdandwildlifeteam.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad49161111e---85595434820.pdfIn PDF document text
- https://slezanie.eu/userfiles/file/xekilizarexa.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=crying+from+one+eyePDF 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_off0000ef01.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF01 | 10228 bytes |
SHA-256: d178600ef302cbc83147914f8e0e96f1e929c79c76aa30461af78bff8c9565a5 |
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font_01_sfnt_off000105f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105F3 | 19864 bytes |
SHA-256: 601e64cc1dd9c81fb07aacb19a906c3ec20521d5bae487306bcdac881676d313 |
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font_02_sfnt_off000136a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x136A7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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