MALICIOUS
216
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded URLs, many of which point to compromised websites or disposable hosting, suggesting a link farm designed for phishing or malware distribution. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of numerous links, including those with 'utm_term' parameters, points towards a phishing or clickbait lure, likely intended to direct users to malicious content or exploit kits.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 7
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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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Viral-video clickbait PDF links to suspicious host critical SE_VIRAL_VIDEO_CLICKBAIT_LINKDocument uses viral/leaked-video lure text and links to a suspicious disposable-looking web host. This is a clickbait/traffic-scam carrier shape rather than a benign PDF link.
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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://bacvietexpress.com/upload/userfiles/files/97366173233.pdf In PDF document text
- https://earthchartercities.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613056746fedd---pevujupusisirigij.pdfIn PDF document text
- http://satakantaresort.com/user_img/files/82725748520.pdfIn PDF document text
- https://empezo.xyz/js/ckfinder/userfiles/files/zawojafifininebupawubiw.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/d3s754452ctcers4evnv5h4bf0/nezitadazalosetowuga.pdfIn PDF document text
- http://baruraprotidin.com/assets/ckfinder/core/connector/php/uploads/files/tirupibedaluguzokerubom.pdfIn PDF document text
- http://in-dapt.com/wp-content/plugins/formcraft/file-upload/server/content/files/161308bcdf3323---38733396053.pdfIn PDF document text
- https://leicht-spb.ru/wp-content/plugins/super-forms/uploads/php/files/5ed2501e421a088247b58421c2f5bf91/ramejap.pdfIn PDF document text
- http://seamacros.com/upload/file/kuwalofo.pdfIn PDF document text
- http://minhanh.com/files/41685362003.pdfIn PDF document text
- http://paymentsbusiness.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613d512f18bbc---sawafejarokaserisuvo.pdfIn PDF document text
- http://intechsol.kz/wp-content/plugins/formcraft/file-upload/server/content/files/1613c2f07e6aa4---23796800432.pdfIn PDF document text
- https://sharmtocairo.com/userfiles/files/76565520880.pdfIn PDF document text
- https://alohasafaris.com/files/82566465499.pdfIn PDF document text
- https://lwim-ouargla.dz/ar/files/birawaviwuvilukafakimesen.pdfIn PDF document text
- http://braintradingbcn.com/wp-content/plugins/super-forms/uploads/php/files/f7b3232a38b4d8c6add301875877edbf/77862908432.pdfIn PDF document text
- http://anneadamslaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/xafupojo.pdfIn PDF document text
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1613f084c79806---86952248902.pdfIn PDF document text
- https://israelonthehouse.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613af6417a9e0---xogidelopivutaxe.pdfIn PDF document text
- http://ap116.ru/userfiles/file/gibavoretufinavirojese.pdfIn PDF document text
- http://fortwashington.abwingsmd.com/uploads/files/gifejiregerewabutuvojimu.pdfIn PDF document text
- http://location-appartement-venise.com/italie_documents/files/30393613268.pdfIn PDF document text
- https://sindicav.com.br/ckeditor/ckfinder/userfiles/files/judogadilupenekobug.pdfIn PDF document text
- https://herfection.herfection.tw/upload/ckfinder_temp/files/20210916100929.pdfIn PDF document text
- https://garglob.ru/uplcv?utm_term=android+sms+transfer+to+pcPDF 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 extracted file (font_00_sfnt_off0000dfed.bin)
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn extracted file (font_00_sfnt_off0000dfed.bin)
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dfed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFED | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f7ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7FF | 17404 bytes |
SHA-256: 0f4be37cabdedb41bd40988bb480169f70d9b0e143b89b593708fad09ea1ffe0 |
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font_02_sfnt_off00012514.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12514 | 10716 bytes |
SHA-256: 0b2ce8984e34c24260456b4c6f9d281f0301994253e03ea51c2c10a2bb271cb2 |
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