MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. The document contains numerous embedded URLs, many pointing to disposable hosting or compromised CMS upload storage, suggesting a link farm designed to redirect users to malicious content. The presence of these link farms and the overall detection by security tools strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://granitabrasive.hu/editor_up/52500986882.pdf
- http://nenorm.com/files/files/depukosawuzizipekegik.pdf
- http://wang023spa.com/userfiles/202109file/2021091604342270554.pdf
- http://banquat.com/userfiles/files/gazokogijakig.pdf
- https://phoenixturkey.com/upload/ckfinder/files/5505042918.pdf
- https://pharma-tools.eu/galeria/file/marurixizu.pdf
- https://www.frontierexim.com/wp-content/plugins/super-forms/uploads/php/files/6sh4p3cs61tce2uicri85roloc/49049051519.pdf
- https://henseltech.cz/userfiles/file/67992756761.pdf
- http://euromarkcreations.com/new/fck_img/file/vovopiwiwakakufikemesonog.pdf
- http://www.slenderclub.cz/ckfinder/userfiles/files/73900238166.pdf
- http://spiregene.com/image/files/20210905_231438.pdf
- http://kruengrangthai.com/files/files/xofewijowef.pdf
- http://yidaig.com/uploadfile/file/20210916045200.pdf
- https://gmonlinestore.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613be6b5663c8---49774931743.pdf
- http://drsuthichai.com/userfiles/files/93579390556.pdf
- https://oancora.com/ckfinder/files/68777193917.pdf
- http://tg-focus.ru/userfiles/files/xolulire.pdf
- https://goactive.hu/wp-content/plugins/super-forms/uploads/php/files/89b7a8a7a06b333f8d6cbfb042c1dd5f/17239172183.pdf
- https://bikidi.com/UpFiles/WebEditorFiles/file/1662036262.pdf
- https://europartner2.pl/uploads/bukatisowesezomedofu.pdf
- https://www.hkfew.org.hk/ckfinder/userfiles/files/88691239270.pdf
- http://amsasecretariat.fr/userfiles/file/53921439873.pdf
- https://eko-briketes.lv/userfiles/files/somipidafufobi.pdf
- http://rasciindia.com/firetech/ckupload/files/fenaduji.pdf
- https://ego-sofa.tw/uploads/files/202108311930091063.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=%D1%87%D0%B8%D1%82%D0%B0%D0%BB%D0%BA%D0%B8+%D0%B4%D0%BB%D1%8F+android+%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C+%D0%B1%D0%B5%D1%81%D0%BF%D0%BB%D0%B0%D1%82%D0%BD%D0%BE
- 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_off0000b67c.bin59e668d13e90f2043e10c465b8aad01a2696a420b72fb0e4671a11422e9257a0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB67C | 18576 bytes |
font_01_sfnt_off0000e550.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE550 | 16792 bytes |
font_02_sfnt_off0000fd67.binc527cb49bcd9707d515912802a01f874ba1e908ab55a6b780aeafbd637e1e3f7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD67 | 11460 bytes |
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