MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites or are part of a link farm hosted on disposable domains. ClamAV and an ML classifier flagged this file as malicious, specifically identifying it as a phishing trojan. The primary attack pattern involves luring users to click on malicious links within the document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://fotokeramika.bg/userfiles/file/besunusinosaj.pdf In PDF document text
- http://conservationenergy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607531de8eb21---zigofaxude.pdfIn PDF document text
- https://jamiatulbanat.in/wp-content/plugins/formcraft/file-upload/server/content/files/1606c8950e37fc---kagemabakulisuvalitajas.pdfIn PDF document text
- http://livestocktool.com/d/files/49864812401.pdfIn PDF document text
- http://frigotechreina.com/userfiles/files/sumukoxofisiruwax.pdfIn PDF document text
- http://miet-boot.ch/images/uploadedimages/file/farumogemam.pdfIn PDF document text
- https://linhngapt.vn/upload/files/jonofedofofixoxif.pdfIn PDF document text
- https://aonetreks.com/uploads/file/67859409280.pdfIn PDF document text
- http://xedaptheduc.net/app/webroot/uploads/files/moxukazinigome.pdfIn PDF document text
- https://paloaltospeakerseries.com/wp-content/plugins/super-forms/uploads/php/files/56d4164b6bafd84f97d8d14f23cc3cc7/wugegugifirotolefabuso.pdfIn PDF document text
- https://joyfool.art/wp-content/plugins/super-forms/uploads/php/files/17e769b94e85b26dfcb8e7fe44f89515/jamini.pdfIn PDF document text
- http://rapabzenec.cz/obrazky/files/xutolotepapupo.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/de0c3c58d4da4895381ec5d260e2dadd/16979741468.pdfIn PDF document text
- http://pcwenhua.com/uploadimg/file/1628556199380321168.pdfIn PDF document text
- http://botosani.ro/img/uploads/file/borufakevodemeligonup.pdfIn PDF document text
- http://grupogmec.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086e14f09a70---bijebenu.pdfIn PDF document text
- http://birkhoffhi.com/userfiles/files/vagobolelexeremude.pdfIn PDF document text
- http://koopmankennedyfeller.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/93448143033.pdfIn PDF document text
- http://aksaaydinlatma.com/img/editor/image/file/wurofokaligawonodet.pdfIn PDF document text
- http://grupogmec.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ca7e8021e5b---dapovemilopujivasokami.pdfIn PDF document text
- https://neavocats.com/wp-content/plugins/super-forms/uploads/php/files/7b99b3449379ccfc7d8d8b6d1da802d3/rimotebabifapodafasav.pdfIn PDF document text
- https://fotokeramika.bg/userfiles/file/nubesul.pdfIn PDF document text
- https://shop-ecobati.com/medias/upload/files/zopovemote.pdfIn PDF document text
- http://ulsantour.com/FileData/ckfinder/files/20210724_2E66A3230C66AFEB.pdfIn PDF document text
- https://haps.company/wp-content/plugins/super-forms/uploads/php/files/9ldtnbi6ljhs4qfhkiaj5g6h41/jesilanupeziwevo.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=mirza+ghulam+ahmad+books+in+urdu+pdfPDF 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_off0000d817.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD817 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f02e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF02E | 11100 bytes |
SHA-256: 6a8e0d68a1b9d3a1185f947cd36e69c0cc111bdfca1b53707ec921bbbba6e5df |
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font_02_sfnt_off0001095e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1095E | 19008 bytes |
SHA-256: b124d43ccbbff53b58be21e2a5f1c425f45ebeef065d02a382ec97c1b15f307c |
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