MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It functions as a link farm, containing numerous embedded URLs pointing to compromised WordPress upload directories and other disposable hosting sites. These links likely serve as a distribution mechanism for phishing or malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9970
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://e2ingenieros.com/ckfinder/userfiles/files/wesuvoranod.pdf In PDF document text
- https://eliteswimmingpoolsinc.com/wp-content/plugins/super-forms/uploads/php/files/oag1vieeb8an4festdrllo8i66/bedurisa.pdfIn PDF document text
- http://kunbot.com/upload/files/89042247237.pdfIn PDF document text
- http://bradhelferlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/memikeza.pdfIn PDF document text
- https://pataniforum.com/admin/jquery/ckfinder/userfiles/files/86592393341.pdfIn PDF document text
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/9376198ed50bdbe8e7e04841d59e0ac1/37700215564.pdfIn PDF document text
- https://plumcourse.com/wp-content/plugins/super-forms/uploads/php/files/f97a458104d176c34f3378336d1a4d54/jasosugir.pdfIn PDF document text
- https://completecollegestrategies.com/wp-content/plugins/super-forms/uploads/php/files/d983a73f5f57f9736da757df57097832/vokavomepupu.pdfIn PDF document text
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/5ub5e7r5ml92c1vs88a50dot13/zadogaduxexubepojegas.pdfIn PDF document text
- http://alhouti.com/userfiles/file/feweduw.pdfIn PDF document text
- https://o2opr.co/userfiles/files/zabubidapipijekowukenog.pdfIn PDF document text
- https://progin.swiss/ckfinder/userfiles/files/lusogu.pdfIn PDF document text
- http://firanywiktoria.pl/uploads/editor/file/57447811416.pdfIn PDF document text
- http://steclotildehorton.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160cb00128d3b9---75317773237.pdfIn PDF document text
- http://sun-eko.eu/files/file/78509923509.pdfIn PDF document text
- http://indiebookoftheday.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607eb75531e59---dutobodozomifesi.pdfIn PDF document text
- https://www.conkite.com/wp-content/plugins/super-forms/uploads/php/files/2b6aeb31b3683e8c8c11888fb4e446b4/49917628367.pdfIn PDF document text
- http://3e-recycling.ru/app/webroot/filesfiles/manoxiz.pdfIn PDF document text
- https://actorconseil.com/files/file/71484125092.pdfIn PDF document text
- http://www.jindatunnel.com/up_files/file/vikad.pdfIn PDF document text
- http://www.thebetterinsurance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c6b9a1dfaff---27333959796.pdfIn PDF document text
- http://caffedisanto.it/file/dedikubidexeze.pdfIn PDF document text
- http://mgtofubbq.com/uploads/files/68108822178.pdfIn PDF document text
- https://athensviptour.com/wp-content/plugins/super-forms/uploads/php/files/2d59e42889979fe9f2be00244f38dc11/rofuguruketizijefagiwud.pdfIn PDF document text
- https://designcoordinators.com/wp-content/plugins/formcraft/file-upload/server/content/files/160781fd2ac72b---25203833613.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=harley+davidson+accessories+catalogue+2021PDF 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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fc3c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC3C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001144e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1144E | 17212 bytes |
SHA-256: 5d013cd41a5f414571b03efad5aec1a865cbf3d6542f2e14fe3fae81f4d34af6 |
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font_02_sfnt_off00014188.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14188 | 11108 bytes |
SHA-256: 1d98525be0103a6203d1112ed6dd2235da751e81e739fc5ab5450f3b6b5022db |
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