MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was identified as malicious by a ML classifier and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous links, many pointing to compromised CMS uploads or disposable hosting, suggesting it functions as a link farm designed to redirect users to potentially harmful content. The presence of multiple distinct hosts and the use of UTM parameters further support the interpretation of this document as a lure for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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://studiomuraca.eu/userfiles/files/zetesajuvorajebufisud.pdf
- http://fitnessklub-impuls.pl/uploads/assets/file/64259145242.pdf
- https://aquaticlandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085af404e215---dokig.pdf
- http://architettoletiziamasciotta.eu/userfiles/files/91972689912.pdf
- https://www.davidwoodpersonnel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c66b48a0cc---68286626686.pdf
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/160798bd45f32f---11066158769.pdf
- https://www.kuwaitpolyurethane.com/ckfinder/userfiles/files/kejodavi.pdf
- https://www.waterlooarmsnewforest.co.uk/wp-content/plugins/super-forms/uploads/php/files/ec22b07d0140b64ec62cbea798edcd17/rilomogetibiruwejepal.pdf
- https://drnanemilk.com/tctt/sites/aaa/file/43028379164.pdf
- http://www.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ded2f52df7---jefenexunuxojoselogowo.pdf
- http://gsnursing.in/ckeditor/ckfinder/userfiles/files/voziwiwazikivugasijibapar.pdf
- https://coloreverything.love/wp-content/plugins/super-forms/uploads/php/files/8cc051ec0238ada37f17ce62c67751d9/91600509279.pdf
- http://skisun.it/userfiles/files/keninapavofiwol.pdf
- http://zpb-maciejewski.pl/upload/fck/file/79984689972.pdf
- http://bertrandetgastineaudesigners.com/userfiles/file/benewikapo.pdf
- https://www.eziblank.com/wp-content/plugins/super-forms/uploads/php/files/5uvd0qq8b9ago60s8b8185d4n4/95339349281.pdf
- http://botosani.ro/img/uploads/file/17142579119.pdf
- http://101-games.ru/images/uploads/files/33657194258.pdf
- http://lawrence-spruill.com/clients/42275/File/nomodizozilikikeropifunuz.pdf
- http://viaterrestre.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16074709f15ac9---29022086242.pdf
- http://mayamalay.com/clients/874202/File/60689684772.pdf
- http://satbietthu.com/luutru/files/dotedegabavaxarimuw.pdf
- http://akbmodel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076521bc6dae---pawajevedititufujijis.pdf
- https://www.rowtheerne.com/wp-content/plugins/super-forms/uploads/php/files/0972df86f191118bc41f8e45229c86ef/nigaduboragagemunadozov.pdf
- https://astoriareiki.com/wp-content/plugins/super-forms/uploads/php/files/0ce96a779c2195e979e91b07994eb2ee/revuzofive.pdf
- https://lescourailleurs.com/upload/editor/file/birigewijira.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=havisham+carol+ann+duffy+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_off0000e0c0.bin69cc712f253e5c1fd71e9477299155fb3cf80c5ce22226db0c8c9390ec8d5e73 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0C0 | 16600 bytes |
font_01_sfnt_off00010b74.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B74 | 16792 bytes |
font_02_sfnt_off0001238b.bin5ad8b11e19e6454a1666aeefa37ad9ffba503bc802be23732f7467bd3b217641 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1238B | 10924 bytes |
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