MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external URIs and link farms pointing to compromised CMS uploads and disposable hosting, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. Although no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a malicious document designed to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://smidgel.ru/uplcv?utm_term=how+to+trade+in+adopt+me PDF link annotation
- https://greenways.at/userfiles/file/rajolufobofase.pdfIn PDF document text
- http://www.alfainstal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1613cf1354f0be---jawubewevupunajulonav.pdfIn PDF document text
- https://thaibamboorestaurant.ca/phpsites/bard_ford/uploads/file/94939911232.pdfIn PDF document text
- http://mariondhuique-mayer.com/data/file/93199680674.pdfIn PDF document text
- http://ximangsongthao.com.vn/app/webroot/uploads/files/gajifaraxadunixadilugo.pdfIn PDF document text
- http://archive-2014.humandoc.pl/attachments/file/goxidi.pdfIn PDF document text
- http://dieterheich.de/images/uploads/file/66464260887.pdfIn PDF document text
- https://pre-www.bridge-college.com/uploaded/ckeditor/files/buzopazirolikiv.pdfIn PDF document text
- http://altiro.nl/home/tjerk/file/62757574456.pdfIn PDF document text
- https://cdmsig2.com/ckfinder/userfiles/files/topofegakog.pdfIn PDF document text
- http://rowerowaszkola.pl/imgturysta/files/xolakenekelokowanu.pdfIn PDF document text
- https://rescue.bg/wp-content/plugins/formcraft/file-upload/server/content/files/16140d2539c6e3---22920273680.pdfIn PDF document text
- http://buyyoutubecomments.com/ci/userfiles/files/6408218426.pdfIn PDF document text
- http://lnhaihui.com/userfiles/file/20210906011808_869789401.pdfIn PDF document text
- https://prokoncept.hu/admin/blogfck/image/file/77048032630.pdfIn PDF document text
- http://car-zone.sk/data/data/file/naxuzazotakinamuxasete.pdfIn PDF document text
- https://namastehealth.in/wp-content/plugins/super-forms/uploads/php/files/dedu6nvpvvfcds5airitargk0c/24310090692.pdfIn PDF document text
- https://greenboo.vn/uploads/files/wawiwiritikuligavujatafu.pdfIn PDF document text
- http://retailpark.bg/uploads/wysiwyg/files/lapivaz.pdfIn PDF document text
- http://titadoorbinhduong.com/upload/files/jusoxoxeruxe.pdfIn PDF document text
- http://cowmoo.org/ckfinder/userfiles/files/34755427470.pdfIn PDF document text
- https://www.pietri-automobiles.com/wp-content/plugins/super-forms/uploads/php/files/90bvae3ufst143lqahg612kceg/34370730720.pdfIn PDF document text
- http://archidaldegan.eu/userfiles/files/tibegesuvuvoxazimigibax.pdfIn PDF document text
- https://dacoma.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161356a9514ae3---paduvikuxafitej.pdfIn PDF document text
- http://w.scenekunstskolen-efteruddannelsen.dk/ckfinder/userfiles/files/lerarabexovabujokanowe.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_off0000dabb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDABB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f2cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2CD | 17416 bytes |
SHA-256: e9e6fc1dc8f2ad108ceeebcb00ebee52ef69a871c8f2c03e8a1c7767f56ffe50 |
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font_02_sfnt_off00011fa2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FA2 | 10416 bytes |
SHA-256: 107583341ad46fba69f14859bb09e032cc90ff5ee274187bca6fd3fe5f136e8e |
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