MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a large number of embedded URLs, many of which point to compromised WordPress sites. The ML classifier strongly indicates maliciousness, and the structure suggests a link farm designed to redirect users to potentially malicious content. No scripts were extracted, but the presence of numerous links to compromised sites is a strong indicator of malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9937
Heuristics 5
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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://kicksomeglass.com/wp-content/plugins/super-forms/uploads/php/files/3b49b1812dd27984af9ac399d419d659/32223924796.pdf In PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/c2jmki3i2vtghho1c1vndmdsl8/8097996801.pdfIn PDF document text
- https://peilimineko.com/userfiles/file/7341498976.pdfIn PDF document text
- https://givemeit.ru/wp-content/plugins/super-forms/uploads/php/files/d8c65871df21b30c6bbf7792f4ca397b/nagija.pdfIn PDF document text
- http://veraschwemmle.de/fckdata/file/rumuxobidubufidejikid.pdfIn PDF document text
- http://www.restorationservice.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160d061aaf25c5---vipusukunezesijepu.pdfIn PDF document text
- http://tamker.hu/userfiles/file/52486925102.pdfIn PDF document text
- http://halvani.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077f22736bc5---61381093272.pdfIn PDF document text
- http://kwik-it.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16094ac4bd70f2---77585789876.pdfIn PDF document text
- https://www.taxiserviceh24.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bf797ebaedb---nexuzirezogumefibi.pdfIn PDF document text
- https://basisnomor.com/contents//files/dulelodubekosapigitego.pdfIn PDF document text
- http://extracam.es/app/webroot/arxius/file/42431191771.pdfIn PDF document text
- http://hccc252.ca/clients/e/e4/e484b38507f190a955b66748903449e1/File/katavevasenabidi.pdfIn PDF document text
- https://bellevuecommunityfoodbank.org/wp-content/plugins/super-forms/uploads/php/files/d996186e2469de79e42aa254e934c3ce/89583161532.pdfIn PDF document text
- http://abwingssuffolk1.com/uploads/files/32784957814.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/a45cf0c4db57baa16bc703a61087a188/24220425550.pdfIn PDF document text
- http://www.atrium-tuiles.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2b0d78a08f---34396346402.pdfIn PDF document text
- http://www.orhancoskun.com/wp-content/plugins/formcraft/file-upload/server/content/files/160751e5de9d46---71319312183.pdfIn PDF document text
- http://bbfederico2.net/userfiles/file/kapibazozul.pdfIn PDF document text
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160983f4a6959e---8088658811.pdfIn PDF document text
- http://lisahyatthealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081ee968fb48---71883741365.pdfIn PDF document text
- http://otelm4b.ru/admin/ckfinder/userfiles/files/fogakubokatuwefozekitaka.pdfIn PDF document text
- https://velvetskin.pl/wp-content/plugins/super-forms/uploads/php/files/4add21a0277c0061e51005f0dc68c7e8/wowunumasexivoleju.pdfIn PDF document text
- https://deewo.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c94d8c5360f---47339914743.pdfIn PDF document text
- http://moveisgarciadigital.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16084790766fd2---xomiseg.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=learner+centered+design+examplePDF 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_off00010627.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10627 | 10796 bytes |
SHA-256: 8b4f34248d95c508b41603b586a56efe3d30cfca8a21598c4f3283c3ee98f9f6 |
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font_01_sfnt_off00011ec6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11EC6 | 17136 bytes |
SHA-256: f855a2ed8395a4c4cc06c876cf287ad8f096aef1a3f6a629d7904d4b993a3407 |
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font_02_sfnt_off00014b63.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14B63 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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