MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to numerous URLs, many hosted on compromised CMS uploads or disposable domains, indicating a phishing or redirection attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to lure users to malicious content or exploit kits.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://www.conkite.com/wp-content/plugins/super-forms/uploads/php/files/5493f639d501ba65db06bf2e75c0c166/lawemisikibujodonifukebum.pdf
- https://www.ezhealthcheck.com/wp-content/plugins/super-forms/uploads/php/files/a5fe4nfs91bg36vhnbhcjhn3ui/54053673041.pdf
- http://toastwarenhuis.nl/app/webroot/files/userfiles/files/64804058946.pdf
- https://www.davidcosz.de/wp-content/plugins/super-forms/uploads/php/files/ii8a3ksthdj01h4qujepc0ns4g/43267144382.pdf
- http://www.adanakursmerkezi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16096b53d0c35d---zeruwasapefagasotutixogu.pdf
- https://www.cedicar.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c71d89bfe84---domidukolurajaxupiwufa.pdf
- https://thietbiytedaibao.com/media/files/xelevawisagijo.pdf
- http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160a913bbd4d12---61071028516.pdf
- http://www.absolutecateringla.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608127657a177---16985175659.pdf
- https://alphacleanwashing.com/wp-content/plugins/super-forms/uploads/php/files/bccc6929161eaa6e0773e39f7ef890d7/pepem.pdf
- http://erex.hu/upload/file/94516440348.pdf
- http://kalmi.ru/upfiles/files/83588943495.pdf
- https://www.webplease.it/wp-content/plugins/super-forms/uploads/php/files/nhhd5ni35skt7k8qn6bgruo2u0/lovotovovugexiri.pdf
- http://yaqeen-eg.com/userfiles/file/dexunow.pdf
- http://guides2alpes.fr/uploads/file/10604456395.pdf
- https://www.diktu.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099d4812e7e3---58000899101.pdf
- http://autodilykanka.cz/cmsimple/images/file/pepefosu.pdf
- https://www.sevgiliyevideo.net/wp-content/plugins/formcraft/file-upload/server/content/files/160a98c9f2cbf0---59627905668.pdf
- http://budoprojekt.eu/obrazy/file/87652474053.pdf
- https://wurstfargo.com/wp-content/plugins/super-forms/uploads/php/files/f43a449e3b565f9aebdb75ff6a641a57/datireruwoferejot.pdf
- http://gostium.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607edfff86011---64301194975.pdf
- https://kurek-rowery.pl/user_pict/file/46884483843.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=flexion+is+movement+in+the+anterior+posterior+plane+that
- 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_off0000ec0d.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC0D | 16792 bytes |
font_01_sfnt_off00010424.binc6f6b1ccf49f07164d670b29ec7adbecb3594aa0899ec3625b520ea3bea5d62b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10424 | 10660 bytes |
font_02_sfnt_off00011c64.bin94ff25ac38e1b4014188ec450183bcf90102abfa1de518d956bc789909cb6556 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C64 | 17284 bytes |
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