MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm directing to multiple external URLs, several of which are hosted on compromised WordPress sites or disposable domains, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to exploiting vulnerabilities or delivering a malicious payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9905
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://clubslotalmatriche.com/calcas/file/6317899701.pdf
- https://rieker-consulting.eu/files/file/memiwokifutatixo.pdf
- http://impex-italia.it/userfiles/files/rojelijorazoluk.pdf
- http://hkbroadwin.com/userfiles/dagaxujozexelupewekako.pdf
- https://bdata.vn/upload/files/fozibivatizaboduzopo.pdf
- https://conexkarvan.com/cache/fck_files/file/jadagodakevudawinuz.pdf
- https://nada70.org/userfiles/file/40984743284.pdf
- http://tk-weld.com/images/library/File/selefokiriwesogimoxoni.pdf
- http://getawaynewzealand.co.nz/wp-content/plugins/formcraft/file-upload/server/content/files/16147c1790c8b2---7547522522.pdf
- https://cartolmania.it/file/50008229476.pdf
- http://banhangcongnghe.com/upload/FCK/file/dapifumabidupedeni.pdf
- https://dedywiredja.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b672966429---xavigurelezumep.pdf
- http://ambiance-cinema.fr/wp-content/plugins/super-forms/uploads/php/files/0d43eadb9fdeccd40a6fd6a2bb00f03c/51122965812.pdf
- https://samsungklimalar.com/upload/ckfinder/files/tajeribixubetaxibovo.pdf
- http://marienoellebermond.com/img/uploaded/file/xenafizugaxovu.pdf
- http://thaimassagemodel.com/ckfinder/userfiles/files/tozabigokinoj.pdf
- https://tradingphrases.net/userfiles/files/pixiforovobato.pdf
- https://drainscovers.com/wp-content/plugins/super-forms/uploads/php/files/9142354cb3483cf01d16e9c6927f3f98/64188922610.pdf
- https://al-wesam.com/userfiles/files/pesaxubewotuberozezijet.pdf
- http://esipro.be/userfiles/file/77918050906.pdf
- http://jongauger.com/userfiles/file/kewifuzexuz.pdf
- http://permagnet.com/upload_files/file/210902024724792870edemgu.pdf
- https://alcc.c-zentrix.com/ALCC/mail_attachments/multitenant-ws-01/1/1630906369.pdf
- http://suliaok.com/v15/Upload/file/2021923459199144.pdf
- http://xn--hazrdner-r4a10d.com/alisveris/yollanan_resimler/file/dutixafazarafemoja.pdf
- https://servingltda.com/userfiles/file/71622741590.pdf
- http://ogcdc.org/uploads/ck_upload/files/86252684149.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=movie+torrents+2021
- 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_off0000e9ac.bin92b7ef22fce46bb79077895164cf2883e4ecc0c7de619fddf58bc00af46f942f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9AC | 10248 bytes |
font_01_sfnt_off000100f5.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100F5 | 16792 bytes |
font_02_sfnt_off00011907.bineaf59dbe34bed74a99351fd984736d5391686ded6efc45b1be4ee6081e1aafa6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11907 | 16700 bytes |
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