MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a 'Pdf.Phishing.Trojan'. The document contains numerous links, many hosted on compromised CMS uploads, which are indicative of a link farm designed to redirect users to malicious sites. The presence of these links and the overall structure strongly suggest 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://www.dekleinewerf.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160e4f6a9dc9c5---2963816829.pdf
- http://workprohealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/160801e9788b63---podemexowivugorefiben.pdf
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c21387a3dab---86288358522.pdf
- http://gibisch.org/files/files/96145761800.pdf
- https://cbdc.co/uploads/ckfinder/userfiles/files/sogaliwur.pdf
- https://dungcuruamui.com/wp-content/plugins/super-forms/uploads/php/files/3r9ap3bugvh0lf2en5b67k9r10/3909688764.pdf
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/jb6jbn97ghhhujntgln74n6udh/nidapowaleb.pdf
- http://www.photobreak.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606fe75731bdb---penujono.pdf
- http://traditionsradio.com/wp-content/plugins/super-forms/uploads/php/files/5i6sba9fot6loqf6vnqudc4hp5/robakegidujuve.pdf
- http://mmprogetti.it/userfiles/files/tujafepunafuxixi.pdf
- http://imhyuk.com/imhyukeditor/userfile/file/93113668779.pdf
- https://www.mercato.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16110647478169---98011748185.pdf
- https://encouragingmath.com/wp-content/plugins/super-forms/uploads/php/files/4996de2b6d71cdb9a20070c80def08f8/54367877371.pdf
- https://freedomtampons.com/wp-content/plugins/super-forms/uploads/php/files/9b82aafe128dfc24688a25734763e15c/fatanupirumesoxe.pdf
- http://canoeing.by/pics/files/13746592253.pdf
- http://mlead.net/images/e/file/66871714484.pdf
- http://www.hkwebdesign.com.hk/wp-content/plugins/formcraft/file-upload/server/content/files/160bb600a9382b---xawokamojokuz.pdf
- https://www.getfitcrew.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1e8eba846f---ziwigizixiwedoz.pdf
- http://www.multigacos.com/admin/uploaded/fck/file/40734235647.pdf
- http://starlightcelebre.com/clients/4/43/43e9139217482d7666ce300faf566241/File/lajupizenitoxiziv.pdf
- http://shs67classreunion.com/clients/b/bf/bf9552935413f2527bbee995f2dfc9b5/File/72579486938.pdf
- http://studiocalcinoni.com/userfiles/files/92785427135.pdf
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/830739tvp13kjtdpjl9blqdot1/63631348277.pdf
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/b606ccd093491d33529c3c7abff99045/39759465538.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=demographic+variables+definition+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_off0000d8f7.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8F7 | 16792 bytes |
font_01_sfnt_off0000f109.bin3a348101855376540c2b2a78215b82e10649c04b65ef29968c6b9b82468a63c2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF109 | 18828 bytes |
font_02_sfnt_off000121da.bind65c4297650e2dc49219294aa51907ae6a64a7f5a258e054a118edd0e5232895 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121DA | 11272 bytes |
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