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 multiple compromised WordPress sites, indicating a phishing or redirection attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The presence of numerous external URIs, many hosted on compromised CMS uploads, supports the classification as a phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9874
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://bjoybrands.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ff4643284e---notuwuzupovarugawirujura.pdf In PDF document text
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b538f171b96---87835546188.pdfIn PDF document text
- https://nazragame.com/calisma2/files/uploads/resege.pdfIn PDF document text
- https://signaturetowerpune.com/wp-content/plugins/super-forms/uploads/php/files/1l6pem2pcp40chgjo8cabke5g2/16431558678.pdfIn PDF document text
- https://ta-taiwan.com/app/webroot/userfiles/files/xiwogaxonitupavufuweram.pdfIn PDF document text
- http://szao-spb.ru/images/news/file/30446797679.pdfIn PDF document text
- https://www.arphplumbing.co.uk/wp-content/plugins/super-forms/uploads/php/files/4tcu78qvbbk6b1d1d9j885r9ev/83928354919.pdfIn PDF document text
- http://haiphongcontest.com/images/files/deroxilogedogidukidim.pdfIn PDF document text
- https://best-turbos.com/wp-content/plugins/super-forms/uploads/php/files/83318c9491c597b0892c7c1707f79693/vepisaso.pdfIn PDF document text
- http://autodilykanka.cz/cmsimple/images/file/xewujifemegoderiz.pdfIn PDF document text
- http://trenermichal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160d435525adab---17872272662.pdfIn PDF document text
- https://jiptv.nl/wp-content/plugins/super-forms/uploads/php/files/j6ttjs6grlhu9jeuml5i2j4226/buxifedukuwowizevevu.pdfIn PDF document text
- https://alkhairi.co.uk/wp-content/plugins/super-forms/uploads/php/files/9ae6886319eb0f83b68d149be1cbef3c/61045732691.pdfIn PDF document text
- https://sarujiovalente.com/wp-content/plugins/super-forms/uploads/php/files/hkuul9ehdfpbjj4gti56rqtnin/52381751969.pdfIn PDF document text
- https://petala.gr/userfiles/file/fevunisuriwebud.pdfIn PDF document text
- https://puertoestereo.com/wp-content/plugins/super-forms/uploads/php/files/ttera6t156ekhqt2ug5lsbs8ck/tuludo.pdfIn PDF document text
- http://jrpst.pl/userfiles/file/7504243401.pdfIn PDF document text
- https://webtraffic.ch/wp-content/plugins/super-forms/uploads/php/files/1kbtfs1c9aj0d8gvq9uoclhn6t/repunujupemobomef.pdfIn PDF document text
- https://msr-hudsonproperties.com/wp-content/plugins/super-forms/uploads/php/files/03915b1433cd729406fc16e88ecf52c6/8058572910.pdfIn PDF document text
- http://www.virtualaid.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16086bffabb834---fuziposumonazinu.pdfIn PDF document text
- https://pasarantogel.com/contents//files/jidizijimezenuwevi.pdfIn PDF document text
- https://forcechicago.com/wp-content/plugins/super-forms/uploads/php/files/4ed5ac46c7b70a5e2ed74c2bdd4568b3/90119983045.pdfIn PDF document text
- https://plswa.com/wp-content/plugins/super-forms/uploads/php/files/1e2ecf079a005f495ae336ec4d4ba60d/77952624119.pdfIn PDF document text
- http://rmgoals.com/userfiles/files/limiz.pdfIn PDF document text
- https://www.pharmaright.ca/wp-content/plugins/super-forms/uploads/php/files/ivo0jloojhmp7rou15si3el3o3/zifunefaferonotivomaxaz.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=physical+education+19+crossword+answersPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00011e87.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E87 | 6176 bytes |
SHA-256: d120da8d51012f47639ca6f6dbb018da463b1a1196eeb372d31f70e8a57ee76b |
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font_01_sfnt_off00013454.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13454 | 18392 bytes |
SHA-256: a882a36e46c90d5dafa399c0695881ac726cdc103fec443863fdce2e4f94f794 |
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font_02_sfnt_off00016368.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16368 | 10988 bytes |
SHA-256: 7553f212688d7b13ee1a42c482d806d4182670a3bf58599f5e96c633405e05d9 |
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font_03_sfnt_off00017d08.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17D08 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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