MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links to external websites, many of which are hosted on compromised CMS uploads or disposable domains, indicating a link farm designed to redirect users to malicious content. No scripts were extracted, but the structure and URL patterns strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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 http://satakantaresort.com/user_img/files/piwutedogud.pdf In PDF document text
- http://wang023spa.com/userfiles/202107file/2021072314315070554.pdfIn PDF document text
- http://worksafeorg.com/wp-content/plugins/super-forms/uploads/php/files/fnilq8j4b73avfu88k2ui1va46/kizerebez.pdfIn PDF document text
- http://www.justgiveahand.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a6a696ed854---dizefuz.pdfIn PDF document text
- https://vico-domrep.com/ckfinder/userfiles/files/pugul.pdfIn PDF document text
- http://elijahlaurabishopblack.com/clients/b/be/bed082b287f5bb70db4763ab929fc18a/File/bixafebedunexifanata.pdfIn PDF document text
- http://grapes4u.ca/sites/all/sites/grapes4u.ca/files/rufumuvositinijediro.pdfIn PDF document text
- http://ontheedgeofnow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e123c383eb---malerapukibasag.pdfIn PDF document text
- http://for-rent-aalst.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ab95ae628f---pabibigepilelabakitup.pdfIn PDF document text
- http://self119.net/upload/userfiles/2021/08/files/210829040331.pdfIn PDF document text
- https://swotin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607aac243ed49---dofetijokubirafufibab.pdfIn PDF document text
- https://esteticarcare.com/wp-content/plugins/super-forms/uploads/php/files/65c987af746abe36a9b4a26072aedf3a/kowedusar.pdfIn PDF document text
- http://www.pattyn360.com/upload/forum/files/36993323951.pdfIn PDF document text
- http://portalpr-b2b.es/img/user///file/_0617505001624997479.pdfIn PDF document text
- https://www.mixedclass.com.au/wp-content/plugins/super-forms/uploads/php/files/2d3oe7p3sccb9qo2i1ate6mdlo/18814585962.pdfIn PDF document text
- http://lmalaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/21463738047.pdfIn PDF document text
- https://beribuket.ru/wp-content/plugins/super-forms/uploads/php/files/7f434407e5faad28b54d4828d9941038/boroxi.pdfIn PDF document text
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/ari4hmvs8onb3b6usmqqd4cau7/patofenozen.pdfIn PDF document text
- https://evenimentecastel.ro/wp-content/plugins/super-forms/uploads/php/files/v8sqlu360ar1sf7mc1kllb9uqs/kubefisomubufodupagonupol.pdfIn PDF document text
- http://asesorgubernamental.com/images/file/86785275975.pdfIn PDF document text
- http://spalovnachemolak.sk/userfiles/file/vidonedigisojanituzoderit.pdfIn PDF document text
- https://belgradenightlife.info/wp-content/plugins/super-forms/uploads/php/files/5bi6se50273ofvc2uvfojjvuu5/nivelazab.pdfIn PDF document text
- http://schoonhovensvrouwenkoor.nl/ckfinder/userfiles/files/xomatomixijo.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=trick+or+treating+lawsPDF link annotation
- http://e1pl2.nazwa.pl/busy/fotki/file/96450599581.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_off0000ed15.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED15 | 18728 bytes |
SHA-256: cbaf53c3dd3ee0d6ae3f8f7fef50b8bd594c8d71ca23f66384549a1627005ea0 |
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font_01_sfnt_off00011d47.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D47 | 10548 bytes |
SHA-256: c0a2d99afbebbbbcceb0f58f168f54d87afa6f14623fd24fb559715c2f71df84 |
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font_02_sfnt_off00013593.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13593 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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