MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to external websites, many of which are hosted on potentially compromised or disposable domains, suggesting a link farm designed to redirect users to malicious content. The presence of these links and the overall structure align with phishing or malware distribution tactics.
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://whscardinals1963.com/clients/9/9e/9e5fab02d16e7113a74bdd4e7828f974/File/sezewipapujomamikewiwawe.pdf In PDF document text
- https://limsurdua.com/contents//files/47815659520.pdfIn PDF document text
- https://mama-light.net/business_school/uploads/file/xusetiwexewome.pdfIn PDF document text
- https://pirkitpadangas.lt/ckfinder/userfiles/files/63029520858.pdfIn PDF document text
- https://www.m2asolutions.com/wp-content/plugins/super-forms/uploads/php/files/a2483c00e971593b044ad088982ddeee/dukag.pdfIn PDF document text
- https://oriontradecom.com/ckfinder/userfiles/files/53897141602.pdfIn PDF document text
- http://ippinnudon.com/uploads/files/borezufaxawolaxuzo.pdfIn PDF document text
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/d30334095145c4495c910765b95658f3/75202637954.pdfIn PDF document text
- http://az4group.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607f8b1905ad4---38294946918.pdfIn PDF document text
- https://ceadersvalet.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f372b89a9a---puripikuzigunibe.pdfIn PDF document text
- https://www.varishastalari.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e05b2b3641---katukafu.pdfIn PDF document text
- http://mvdeastudio.it/userfiles/files/54241665601.pdfIn PDF document text
- https://www.sadcmedia.com/wp-content/plugins/super-forms/uploads/php/files/32kd3uon8ht8uo1re2r11h6k53/bewewakolileputofaxidof.pdfIn PDF document text
- https://ntiverification.com/userfiles/file/51488359338.pdfIn PDF document text
- http://asijskepotraviny.cz/files/file/suzajur.pdfIn PDF document text
- https://synersys.fr/contenu/file/75897445385.pdfIn PDF document text
- http://chemicalengineers.ie/images/sugowa.pdfIn PDF document text
- https://rubyyadav.com/nbloom/fckuploads/file/93637311859.pdfIn PDF document text
- https://www.ikedatosou.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bf1aee5dd1d---2895363244.pdfIn PDF document text
- https://acornschoolcharleston.org/wp-content/plugins/super-forms/uploads/php/files/0ace0f5ae7e8d5ce407ea76c470b0a82/19746696870.pdfIn PDF document text
- https://cutletsmeat.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cdcb0e6ec7d---budezuw.pdfIn PDF document text
- http://eduomania.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b2a094a6230---44953580772.pdfIn PDF document text
- https://www.a2zmedical.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160d913ff4bf89---rojofena.pdfIn PDF document text
- https://saraelv.no/wp-content/plugins/formcraft/file-upload/server/content/files/160c36ccd9b7ee---49920694876.pdfIn PDF document text
- http://www.gaviprintpack.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d99d40cb76---belibogeziriwalukowujuv.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=can+i+download+fortnite+on+my+chromebookPDF 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_off0000ee98.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE98 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000106aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106AA | 17268 bytes |
SHA-256: af1db9211819fb24e0d9b95d20b3b855af91db2eef1ef1d34bbe9d06aa9f7257 |
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font_02_sfnt_off000133e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x133E7 | 11036 bytes |
SHA-256: d5e7d3b9139bab8f997cfddb75675b4b496927e36cafc9f5bed6b4b9c08f98f4 |
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