MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many pointing to disposable or compromised hosting, indicative of a link farm designed to obscure the true malicious destination. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution. The presence of a 'download jdk for unity' UTM parameter suggests a lure related to software development or gaming.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://ykitraders.com/UserFiles/file/fusofanowegonakibafun.pdf In PDF document text
- http://www.thaiboat.net/image/upload/File/bimenimebizagakigereniwet.pdfIn PDF document text
- https://bhsbeacon.com/FCKeditor/file/86214797815.pdfIn PDF document text
- https://lanna-flyingclub.com/ckfinder/userfiles/files/4594012474.pdfIn PDF document text
- https://www.sherpachristain.org.np/ckfinder/userfiles/files/56747966217.pdfIn PDF document text
- http://4998horo.gmmwireless.com/contents/files/85735725935.pdfIn PDF document text
- http://studiodabo.eu/userfiles/files/milexemulotak.pdfIn PDF document text
- http://corporatiegids.nl/uploads/files/39357360006.pdfIn PDF document text
- https://aodaixuan.vn/app/webroot/upload/image/files/28712120540.pdfIn PDF document text
- http://maremio.ru/admin/ckfinder/userfiles/files/10995629863.pdfIn PDF document text
- http://evaemlak.com/userfiles/file///fisugulijokif.pdfIn PDF document text
- http://zonweringbelgie.eu/ckfinder/userfiles/files/78694674313.pdfIn PDF document text
- https://sg-design.top/wp-content/plugins/super-forms/uploads/php/files/0d4589152f6000a6b698d70cdc4e0305/83038875504.pdfIn PDF document text
- http://artecgroupservices.com/imagenes/file/gakobaxejonimulafaxoxut.pdfIn PDF document text
- https://listocrm.com/userfiles/files/47548488619.pdfIn PDF document text
- http://southerncross-ex.com/images/blog/file/22298170405.pdfIn PDF document text
- http://oikoscoccatoarchitettura.com/userfiles/files/magowufafavoviralobi.pdfIn PDF document text
- http://aftckwt.com/uploads/file/rifipoxivebogorabipav.pdfIn PDF document text
- http://urs-certification.com/gais/image/file/41495162494.pdfIn PDF document text
- http://brlairport.com/images/file/75850083066.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16131842b53fe1---25091735622.pdfIn PDF document text
- http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/16143a9ac2f670---78400228708.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=download+jdk+for+unity+2020PDF 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_off0000daec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAEC | 17936 bytes |
SHA-256: 78ee0c6f3949781eff3f296e317750824de19762b238bc9d7b0611814de91e04 |
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font_01_sfnt_off00010a26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A26 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001223d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1223D | 10812 bytes |
SHA-256: c3271e67b96e605a0d006b25d819e0e797a49d96e25cd2adc565188ab279301b |
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