MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The primary goal appears to be distributing further malware or facilitating phishing attacks through these external links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://driver-jazda.pl/upload/file/68611747106.pdf In PDF document text
- http://www.guaitoli.eng.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b8399d6959c---43234667387.pdfIn PDF document text
- http://fatfailogistics.com/fckeditor/files/file/41006428740.pdfIn PDF document text
- https://mebelpozakazu.ru/wp-content/plugins/super-forms/uploads/php/files/903c5b03470762d612fbc2bd884fe5ea/10465358297.pdfIn PDF document text
- http://kamienneogrody.com/userfiles/file/28857601049.pdfIn PDF document text
- http://waetsukai.jp/system/ckfinder/userfiles/files/22929436463.pdfIn PDF document text
- http://www.vako.vn/app/webroot/uploads/files/90325517844.pdfIn PDF document text
- https://goldenparadisestsimons.com/wp-content/plugins/super-forms/uploads/php/files/779670f3187e4c3ad4927c59231c422f/lifubimes.pdfIn PDF document text
- https://eecpowerindia.com/codelibrary/ckeditor/ckfinder/userfiles/files/negodaremudore.pdfIn PDF document text
- http://asalsold.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9b54d83421---26379952193.pdfIn PDF document text
- http://teusz.pl/UserFiles/file/83333628814.pdfIn PDF document text
- http://technestudio.eu/userfiles/files/kajuje.pdfIn PDF document text
- https://www.cibaospalaser.com/wp-content/plugins/super-forms/uploads/php/files/cm7mvvimc3hfcsjllgjna556us/87476374574.pdfIn PDF document text
- http://alexhofford.com/temp/files/file/77733816957.pdfIn PDF document text
- https://ipcare.nl/wp-content/plugins/super-forms/uploads/php/files/vv4kqeb3is0rfcb5tg49m7b07e/nidazoruwufi.pdfIn PDF document text
- http://averon.ca/wp-content/plugins/formcraft/file-upload/server/content/files/161098587b06c0---93210090906.pdfIn PDF document text
- http://edwardfmcgintypa.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/97015593532.pdfIn PDF document text
- http://writtenmail.com/upload_images/file/zapasulobafe.pdfIn PDF document text
- https://technische-dokumentation-hoffmann.com/upload/files/joweterimetoxa.pdfIn PDF document text
- http://palletgoanloi.com/img-dn/files/4144061435.pdfIn PDF document text
- https://www.kindspring.org/inc/ckfinder/userfiles/files/xakupupuwijugoborot.pdfIn PDF document text
- http://studiogiamberardino.it/userfiles/files/11785653636.pdfIn PDF document text
- https://lion-trading.co.uk/wp-content/plugins/super-forms/uploads/php/files/6q69rnnlaof70lfmko7d4nka7r/tanurezusepelifob.pdfIn PDF document text
- https://accuratesearch.com/userfiles/file/64262780814.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=toeic+reading+book+pdf+free+downloadPDF 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_off000107f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107F1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00012008.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12008 | 10812 bytes |
SHA-256: 28578adbc66d86687bbdbda9541d8036668eb8a872b09a663107e5e9c8d43bf4 |
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font_02_sfnt_off000138ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x138AD | 19768 bytes |
SHA-256: b304646d90a0d9310d6ca49598313f88a4d5f78d3704579af286b4e957f5b575 |
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