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. Heuristics indicate it functions as a link farm, directing users to multiple potentially compromised or disposable hosting sites. The embedded URLs, such as the one pointing to a compromised WordPress upload, suggest an attempt to distribute further malicious content or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9986
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://horizontire.com/userfiles/file/57036225794.pdf In PDF document text
- https://daiichitravel.com/uploads/news_file/2759360555.pdfIn PDF document text
- http://gocoachfox.com/userfiles/file/zoxawuposegatolefosipupi.pdfIn PDF document text
- http://culfordequestriancentre.org/UserFiles/file/gutuju.pdfIn PDF document text
- http://islenapuntos.com/campannas/file/xuketinesik.pdfIn PDF document text
- https://www.natursany.com/ckfinder/userfiles/files/zexafilowitifivopozow.pdfIn PDF document text
- http://pantanalmsnews.com.br/ckfinder/userfiles/files/lufilemomuxiwebagak.pdfIn PDF document text
- http://kfbma.org/files/fck/file/80427455634.pdfIn PDF document text
- https://motelandratecuci.ro/userfiles/file/75623902849.pdfIn PDF document text
- https://www.growxponential.com/wp-content/plugins/super-forms/uploads/php/files/umunigbttorasg7u852h99pev2/dewuxilavukura.pdfIn PDF document text
- http://lerucherdesanges.fr/userfiles/file/47261276499.pdfIn PDF document text
- http://iranjobex.com/cache/fck_files/file/xirivalif.pdfIn PDF document text
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130c813db22b---junenanit.pdfIn PDF document text
- http://fatimaartwork.com/userfiles/file/20646649188.pdfIn PDF document text
- https://cbconsulting112.ca/userfiles/files/tiwajakopujebewavufe.pdfIn PDF document text
- http://portableandcool.com/files/files/95916326004.pdfIn PDF document text
- https://interior-mark.com/ckfinder/userfiles/files/nuwitusokelo.pdfIn PDF document text
- https://www.fmworks.com.tr/wp-content/plugins/super-forms/uploads/php/files/vsch1rq2etqm9ag0cps28644db/gujesozaximoruma.pdfIn PDF document text
- https://cyklo-wellness-penzion-palice.cz/content/zalarosumetuvodozesizaku.pdfIn PDF document text
- http://hidropro.hu/upload/zinalu.pdfIn PDF document text
- http://studiocalderini.it/userfiles/files/50830855378.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=discord+nitro+gratis+apkPDF 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_off0000b77b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB77B | 15272 bytes |
SHA-256: d92fdf84e2c060af673d2f62e26ae248b9cb823af6ca7953c0d0dc3a52b6546a |
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font_01_sfnt_off0000ddfc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDFC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f613.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF613 | 10604 bytes |
SHA-256: e23871f0186f9cefa2ab10afbe5d7c6c4e947f25d4f62d92f9567f7ce72bb342 |
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