MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The presence of embedded JavaScript and a large number of external links, many hosted on compromised or disposable domains, suggests the document is designed to redirect users to malicious sites or download further payloads. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically points to a link farm strategy on disposable hosting, reinforcing the phishing or malware distribution vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.5661
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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External URI info PDF_URIPDF contains an external URL action
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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://ketchas.ru/uplcv?utm_term=had+better+and+would+rather+pdf PDF link annotation
- https://dacinsara.ro/fckfiles/file/89511042326.pdfIn PDF document text
- https://inclinedigital.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c5d82a30e8d---30917904469.pdfIn PDF document text
- http://5lovestartw.com/CKEdit/upload/files/51552547140.pdfIn PDF document text
- http://fixmyhelicopter.com/project-new/christianbook/upload_images/file/xamusaxuxilixemewo.pdfIn PDF document text
- https://dispomydeal.com/wp-content/plugins/super-forms/uploads/php/files/c966ad46c843850d3f1aa2ef71db9326/sejogivegisoribemamogiguz.pdfIn PDF document text
- http://www.sictombbi.fr/ckfinder/userfiles/files/92529342756.pdfIn PDF document text
- http://deurwater.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607450754b280---22188251419.pdfIn PDF document text
- http://bezagsecurity.cz/userfiles/29230314621.pdfIn PDF document text
- https://storage-in-motion.com/wp-content/plugins/formcraft/file-upload/server/content/files/160722be0cc5e6---pusotodewinugobifi.pdfIn PDF document text
- https://austarpharma.com/upload/files/muwomunedofizujakujed.pdfIn PDF document text
- http://alexlunacoach.com/img/editor/file/20672645545.pdfIn PDF document text
- https://www.tonygssoulfood.com/wp-content/plugins/super-forms/uploads/php/files/ffaf3ba2b2251913fa775d5412a48073/mufalusawulox.pdfIn PDF document text
- http://dspec-car.com/js/upload/files/63920985217.pdfIn PDF document text
- https://taichielite.com/louis/taichi/ckfinder/userfiles/files/dutasuxerawomolole.pdfIn PDF document text
- https://cal.lighting/wp-content/plugins/super-forms/uploads/php/files/83c93a53b4383a493343d9f47da1a0af/joripopebirasusosom.pdfIn PDF document text
- https://mtmhomeschool4art.com/mycms/uploadedimages/editorUploadedImages/file/letoxapuzi.pdfIn PDF document text
- https://2greenchicks.com/wp-content/plugins/super-forms/uploads/php/files/99c4e6ab62e3a15bba8f38055a106892/85036126335.pdfIn PDF document text
- https://angelsstaff.com/uploads/file/nizarujobakumup.pdfIn PDF document text
- https://nceptionsolutions.com/wp-content/plugins/super-forms/uploads/php/files/acb3e2cd704400e44c5b812f1d55579c/61927712041.pdfIn PDF document text
- https://vdbergelectro.nl/wp-content/plugins/super-forms/uploads/php/files/2296216c5683afe60f1ed36d7ad16aca/76803420345.pdfIn PDF document text
- http://www.stallionreadymix.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160711f8bea3ee---95080551269.pdfIn PDF document text
- https://www.kadeavenue.com/wp-content/plugins/super-forms/uploads/php/files/f2b6d59c0e6a293a4f162d8d29025b44/funakapukivijewolopesa.pdfIn PDF document text
- http://www.abcklima.hu//data/editorfile/dojuniloro.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ba40.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBA40 | 10652 bytes |
SHA-256: 45a20e13c2967c93c1bdcc8a5a9535ab618e72f34de493e197c34ba9f645447a |
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font_01_sfnt_off0000d257.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD257 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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