MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning model indicated a high probability of maliciousness. It contains numerous links pointing to compromised WordPress sites and other disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of external URIs and link farms indicates an attempt to lead the user to a secondary malicious resource.
Machine Learning
- Nyx PDF Classifier malicious score 0.9820
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://techhssilverbuffs.com/clients/61416/File/galujatokololenoxagu.pdf In PDF document text
- http://vzwsportenmuziek.com/content_docs/1337497318.pdfIn PDF document text
- https://www.isgs.org/wp-content/plugins/super-forms/uploads/php/files/0652aaaf21c4d9d7f9df33961f3c45de/tokojokupozatexes.pdfIn PDF document text
- https://alkalacarservice.com/public_html/userfiles/file/14720650372.pdfIn PDF document text
- http://www.ncstarim.com.tr/wp-content/plugins/super-forms/uploads/php/files/sr4f12ag12mauk66bfqv66td14/zoxemox.pdfIn PDF document text
- https://alexandrapanayotou.com/web/images/static/file/60493103110.pdfIn PDF document text
- https://www.sir.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160814dfc8e8a9---xidetojoveluxoli.pdfIn PDF document text
- https://spencershaulageltd.co.uk/wp-content/plugins/super-forms/uploads/php/files/3f3e63d9bfe480b4452237b344d58af5/devebogemoj.pdfIn PDF document text
- http://hasyo.net/files/file/wiwavesapakiruvotiju.pdfIn PDF document text
- https://www.xcelsus.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a05d68dddcc---gasukerubamopigox.pdfIn PDF document text
- http://vasvaripalmuzeum.hu/upload/file/96200995104.pdfIn PDF document text
- https://www.sesc.com.ua/wp-content/plugins/super-forms/uploads/php/files/ldd0ecp63outqak3qargf3p7f1/xetejek.pdfIn PDF document text
- http://oreade-breche.fr/userfiles/file/lamozoxeduxitokunoxe.pdfIn PDF document text
- https://rhdplumbing.com/wp-content/plugins/super-forms/uploads/php/files/575009e889ee9412fb5f6a2281ee27ff/92133505285.pdfIn PDF document text
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/2guvlchf44ngnc86j3a7se0rp0/tixaxukanutufefa.pdfIn PDF document text
- https://thefertilizerequipment.com/d/files/lubopif.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160cb0454ad850---farojerupimulisivu.pdfIn PDF document text
- http://panziofabian.hu/fck_kepek/kazegam.pdfIn PDF document text
- https://vallejardin.com/wp-content/plugins/super-forms/uploads/php/files/49c09f12d3eb6eb126387d3731149cf8/50405591392.pdfIn PDF document text
- http://4bx.pl/public/file/32894892363.pdfIn PDF document text
- https://hps-gruppe.com/wp-content/plugins/super-forms/uploads/php/files/r9fp6q3f96t4c2n91ukv7gait2/loruwezoru.pdfIn PDF document text
- http://slowjamsundays.com/wp-content/plugins/formcraft/file-upload/server/content/files/160875b3cc2c3a---51687466002.pdfIn PDF document text
- http://ever0036.com/assets/uploads/ckedit/files/20210529051212.pdfIn PDF document text
- https://pensiuneavlasin.ro/wp-content/plugins/super-forms/uploads/php/files/k9md253dm8l9g45628gqb5b1i5/90615748153.pdfIn PDF document text
- https://southernlightingsource.com/wp-content/plugins/super-forms/uploads/php/files/9207eafeea6c36ee8fd5f9969d259b22/70652219842.pdfIn PDF document text
- http://finsura-lifedirect.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a82972a297b---41647366305.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=how+to+summon+the+frost+legionPDF 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_off0001115b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1115B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001296d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1296D | 17964 bytes |
SHA-256: 02f924cb74659912b5b0ee7b8bda2240647109f0b18bbba62d0bdf80af3cd832 |
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font_02_sfnt_off000158b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x158B1 | 10676 bytes |
SHA-256: 8b759a61657d79bb3b123f5d82051e74d9c38d9a131ddebc74dd1c2ca59b07a9 |
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