MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous external links, many of which point to compromised CMS upload directories and disposable domains, indicating a link farm designed to redirect users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://ventadeterrenosurbanos.com/userfiles/file/59253103123.pdf In PDF document text
- https://www.helpforbusymums.com/wp-content/plugins/super-forms/uploads/php/files/2663c60420c2c3ba26b62232c80fb9c5/mapibepunu.pdfIn PDF document text
- https://www.yoursurveysurveyors.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16080b4b72ac99---zebolobodevom.pdfIn PDF document text
- http://aeskulap24h.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a04c9998392---60780512905.pdfIn PDF document text
- https://www.toptalentusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098603f917bb---29629734414.pdfIn PDF document text
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160724ec0bc29a---sufosaz.pdfIn PDF document text
- http://thangmayedex.com/webroot/img/files/67778874515.pdfIn PDF document text
- http://yatros.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160d08611415fe---dijipoxufe.pdfIn PDF document text
- https://www.skyline-recruiting.com/wp-content/plugins/super-forms/uploads/php/files/1a03371e2d17b98d7016e56fc48bad66/texox.pdfIn PDF document text
- http://katyababash.com/images/uploads/file/64761001794.pdfIn PDF document text
- http://www.ez4parcel.net/upfile/files/2021/06/30/27068146627.pdfIn PDF document text
- https://bykevin.com/wp-content/plugins/super-forms/uploads/php/files/591a74170fb479393e16d7f1cafbf77d/neduguputosojo.pdfIn PDF document text
- http://doo-san.com/userfiles/file/20210601105941.pdfIn PDF document text
- http://www.expo-hotel.com/english/wp-content/plugins/formcraft/file-upload/server/content/files/16083cd1b09fd6---52298714053.pdfIn PDF document text
- https://gyandeepjkss.org/userfiles/file/zirunozonajurugolivudu.pdfIn PDF document text
- https://soudurelausiere.ca/upload/editor/file/55965347458.pdfIn PDF document text
- http://dom-nenilovo.ru/wp-content/plugins/super-forms/uploads/php/files/674994a4a4e34ff99bb36bbffd904042/gaperiwuwodex.pdfIn PDF document text
- https://www.sharpeningfactory.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085cdabe7856---31438239809.pdfIn PDF document text
- https://kabelkyaobuv.sk/editor_uploads/files/nunet.pdfIn PDF document text
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/ac8c8661323c881879653f9091ed04c7/88020830398.pdfIn PDF document text
- http://www.pattyn360.com/upload/forum/files/97960647260.pdfIn PDF document text
- https://sk-developers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a308ef39a32---67187550457.pdfIn PDF document text
- https://xn--78-6kce7dfhb9dwb.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/524f2fefee9f4918cae0835a9b9617b7/27904815086.pdfIn PDF document text
- http://maxitelt.no/wp-content/plugins/formcraft/file-upload/server/content/files/160a2e23525db6---fenipakod.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=physics+concept+development+practice+page+25+1+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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cddc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDDC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e5ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5EE | 16792 bytes |
SHA-256: 7a753f093d6d67adc54c270947542879932e04d7b943a7bb9ea12febe438292e |
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font_02_sfnt_off0001118d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1118D | 11536 bytes |
SHA-256: ff9eb765335ba2da31b189f0f27be8f11353ccac58a6d990725619d2616cd9e7 |
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