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 and a machine learning classifier as malicious. It contains numerous links pointing to compromised websites and disposable hosting, suggesting a link farm or phishing lure. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports its malicious nature. The file likely serves as a delivery mechanism for further malicious activity by redirecting users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://coretry.ru/uplcv?utm_term=minecraft+reload+chunks PDF link annotation
- http://staractivecollection.com/resimler/site/files/resapejobivetekimu.pdfIn PDF document text
- http://tandprotheses.com/ckfinder/userfiles/files/34069279154.pdfIn PDF document text
- http://kargiskola.ge/myadmin/ckeditor/ckfinder/userfiles/files/22480849402.pdfIn PDF document text
- http://drprdesaihospital.com/uploads/82146204674.pdfIn PDF document text
- http://learnrkb.jugalbandiresearch.com/ckfinder/userfiles/files/24873796314.pdfIn PDF document text
- https://www.hadlowsecurityshutters.com/wp-content/plugins/super-forms/uploads/php/files/79c371d914761b2d5d48a50892c3f12e/tupijisokadisi.pdfIn PDF document text
- http://diakmelo.hu/ckfinder/userfiles/files/3611784920.pdfIn PDF document text
- http://huijingweb.com/upload_fck/file/2021-9-22/20210922152124921586.pdfIn PDF document text
- http://thuannam.com/image/files/96683414619.pdfIn PDF document text
- http://sofia-es.tokyo/yamituki-n/uploads/files/8376165900.pdfIn PDF document text
- https://indirimlipin.com/calisma2/files/uploads/gufisuxolinaliwun.pdfIn PDF document text
- http://www.iamgoingto1996.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614313d0372d0---jaxubilaruvo.pdfIn PDF document text
- https://btcauction.vn/hinhanh/file/nuseputanivupedapexa.pdfIn PDF document text
- http://theeultimatenetworker.com/ckfinder/userfiles/files/38608780293.pdfIn PDF document text
- https://pyhm.ca/wp-content/plugins/super-forms/uploads/php/files/r16bocsrfbsaq6avcndlbcv5g2/3930128791.pdfIn PDF document text
- http://yoron.net/up/files/selajinarijem.pdfIn PDF document text
- http://www.medicalalliedtraining.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614a0bd06f845---11283133752.pdfIn PDF document text
- http://www.findvoters.com/userfiles/file/61134332587.pdfIn PDF document text
- http://theheavent.com/userfiles/files/79098219177.pdfIn PDF document text
- https://dipinkrishna.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e969565228---garewuzen.pdfIn PDF document text
- http://irs-messtechnik.at/upload/xukerozesobubokuxi.pdfIn PDF document text
- https://tselectromechanical.com/uploads/CKfiles/files/19878666939.pdfIn PDF document text
- http://mail.teleserviciomalaga.com/ckfinder/userfiles/files/lijeri.pdfIn PDF document text
- 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_off0000f0a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0A2 | 18860 bytes |
SHA-256: 1112a6e406a7dd9a3396f082d3976d8c9f1e67b77035f705372a28981392b8f6 |
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font_01_sfnt_off00012269.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12269 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013a80.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A80 | 10760 bytes |
SHA-256: d4cb913a4ef0d385332f0754dda3e4b9cc5c00bc0e9a88b141d5a871b14317b4 |
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