MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised or disposable domains, suggesting a link farm designed to lead users to malicious content. Heuristics indicate it's a link farm on disposable hosting and potentially points to compromised CMS uploads. ClamAV detection as 'Pdf.Phishing.Trojan' further supports its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://xn--b1agjlwjc3g.xn--p1ai/ckfinder/userfiles/files/88114216459.pdf
- http://baloneacessorios.com/_upload/file///pixupaxusixavaxurogami.pdf
- http://www.inhd.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160767494d4fdc---vepizuwoza.pdf
- http://files.ibiza-ferien.de/file/vikakolaxadofik.pdf
- http://www.atrium-tuiles.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609156fd33751---61457933626.pdf
- http://a-swiss.com/upload/userfiles/file/88921624923.pdf
- http://hillcountryawningsandsunscreens.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080cd5fb6503---xomowaderukupovafuwezi.pdf
- http://loca-granderoue-montaletang.com/ckfinder/userfiles/files/67736994308.pdf
- http://wbbray.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c14097e8381---55198317141.pdf
- https://blueridgelightingandcontrols.com/wp-content/plugins/super-forms/uploads/php/files/f95a0868bbfd3f9f81b4169aac76eebd/32968984362.pdf
- http://www.thelawchamber.com/wp-content/plugins/formcraft/file-upload/server/content/files/160792ec5404f4---gudutef.pdf
- https://galedo.cz/www/data/cms_files/files/75590585617.pdf
- https://tomorrowhubs.com/upload/users/files/64222330749.pdf
- https://baxsporthorses.com/userfiles/file/21605432141.pdf
- http://stylekd.ru/files/vufamavamulawu.pdf
- http://www.chinahkcarplate.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a48960bce49---tebefulegosuxelilejugupit.pdf
- https://www.lumisolar.pe/wp-content/plugins/formcraft/file-upload/server/content/files/1610d173fbc34d---19895740696.pdf
- https://yourtuscanyguide.com/wp-content/plugins/super-forms/uploads/php/files/tfvkltri1bd869u05duectth42/53006115063.pdf
- http://taxilitomerice.cz/ckfinder/userfiles/files/ponet.pdf
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160aa2b26e8ed1---19175021319.pdf
- https://feriaesotericadeatocha.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080f1cb7a384---78992068331.pdf
- https://www.dyna-tech.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b98b267cd67---53763393312.pdf
- https://www.cir.cloud/wp-content/plugins/formcraft/file-upload/server/content/files/1607c768430401---52108709350.pdf
- http://dohertylaw.net/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/60918962770.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=micro+and+macro+environmental+factors+affecting+business+pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f1ed.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1ED | 16792 bytes |
font_01_sfnt_off000109ff.bin0f93d88dcf8ddda6174800a36d0f6e989001139ded25d8f1daf7d4bb0ff498d8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109FF | 17132 bytes |
font_02_sfnt_off000136e1.bin3ecde4fea208e4149506d4850ceffbdc0ee469963ea78a9315bbd008ebd8bd94 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x136E1 | 11260 bytes |
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