MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links pointing to compromised CMS upload directories and disposable hosting, indicating a link farm or SEO spamming operation. ClamAV and ML classifiers flagged this PDF as malicious, specifically as a phishing trojan. The embedded links likely serve as a lure to download further malicious content or redirect to phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://exihomes.com/userfiles/files/xugutubevaxege.pdf In PDF document text
- https://www.westcountrystoves.co.uk/wp-content/plugins/super-forms/uploads/php/files/c38b8b1dc4dbec747761fcbc410bf5ff/kekobufi.pdfIn PDF document text
- https://www.caesarstravel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ee4ce5bf2ea---56224928732.pdfIn PDF document text
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607eae40ec88a---77900244747.pdfIn PDF document text
- https://simovi.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160a67e9932f9c---pugisewokabasuxipun.pdfIn PDF document text
- http://mebel-moscow.com/content/xuploadimages/file/tipuledoboxowozojazusom.pdfIn PDF document text
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160717809e00f0---74814631962.pdfIn PDF document text
- http://alphanaturehk.com/userfiles/file/xiloxevarosuf.pdfIn PDF document text
- https://thesaddlebank.com/wp-content/plugins/super-forms/uploads/php/files/aohknmgjum01fuqnrmb5vvaa6f/rerixilebinatir.pdfIn PDF document text
- http://goodmix-psc.com/userfiles/files/xaxukarafuselaninisurij.pdfIn PDF document text
- https://joefairless.com/wp-content/plugins/super-forms/uploads/php/files/2ef358d1ac9491bee56b6fda1c2b80f6/jadexozo.pdfIn PDF document text
- http://mwflower.com/upimagesfile///xekizajozigubuxogelakeso.pdfIn PDF document text
- https://salvamontbihor.ro/app/webroot/files/userfiles/files/95562541704.pdfIn PDF document text
- http://lapawan15.com/shop/fck_file/file/nopunadasidexer.pdfIn PDF document text
- https://shotclock.ca/wp-content/plugins/super-forms/uploads/php/files/0f25dc14ca1af975881b70e994e67741/66324835190.pdfIn PDF document text
- https://www.grecosalesinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f95956ec1f---gabixo.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160722ba38982c---58967220434.pdfIn PDF document text
- http://soepcentrale-dekeyser.be/userfiles/file/80644459147.pdfIn PDF document text
- https://belgradenightlife.info/wp-content/plugins/super-forms/uploads/php/files/0is6oc7l0p9ckd869lbrk8l55b/zisuforozevewuvujedotiwob.pdfIn PDF document text
- http://oldtimerclub-thueringerberg.at/images/file/wikiro.pdfIn PDF document text
- http://www.injamal.es/nueva/ckfinder/userfiles/files/8669273572.pdfIn PDF document text
- https://www.vigo.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160ac1dc3d96e6---10388091058.pdfIn PDF document text
- http://abc-tel.ru/data/File/93986291535.pdfIn PDF document text
- http://zonwering-belgie.com/ckfinder/userfiles/files/rawujomiwole.pdfIn PDF document text
- http://acevina.com/webroot/img/files/35867051451.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=relationship+between+magic+and+religion+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_off0000eb8e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB8E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000103a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103A5 | 11336 bytes |
SHA-256: a00cf00669fdcc598dd884f90c3f633eb8cd6ad299571bcb1cdab9487aa28d76 |
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font_02_sfnt_off00011db8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DB8 | 17804 bytes |
SHA-256: 64280ece8f906d9561fcd1626857ec5c9e129b737cf15afd70b75d50722c39fb |
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