MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. It contains a large number of embedded URLs, many pointing to disposable hosting, suggesting a link farm designed to distribute phishing content or malware. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 5
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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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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://oniceh.ru/uplcv?utm_term=how+to+delete+history+on+samsung+galaxy+tablet PDF link annotation
- http://chicagohalo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16148eb164f0ef---nobukopetubilunen.pdfIn PDF document text
- http://napiarsaigh.com/images/88641868728.pdfIn PDF document text
- http://gourmethousemacau.com/UploadFilesfile///nemen.pdfIn PDF document text
- http://bkht.vn/userfiles/file/98596038267.pdfIn PDF document text
- http://fishingas.com/userfiles/file/28617937599.pdfIn PDF document text
- http://phutungquanghieu.com/app/webroot/files/ckfinder/files/77176471964.pdfIn PDF document text
- http://kingsap.com/file_media/file_image/file/penegepoberupexeti.pdfIn PDF document text
- https://soechi.com/userfiles/file/nobisasepudifazofebitax.pdfIn PDF document text
- http://hauptlawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/jufinolofadotetixibovafol.pdfIn PDF document text
- https://chmelo.hu/sites/default/files/file/welezefafefore.pdfIn PDF document text
- https://www.coconutlodge.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614194a6c220a---8240077553.pdfIn PDF document text
- https://bengalroys.com/ckfinder/userfiles/files/199161622.pdfIn PDF document text
- https://alkathirilaw.com/userfiles/files/zigodaroxuruvejizogerotol.pdfIn PDF document text
- https://sowlindia.com/userfiles/file/lemanasetovotidirupukaxum.pdfIn PDF document text
- http://knx-shop.ru/admin/ckfinder/userfiles/files/30027670064.pdfIn PDF document text
- http://selidbe-beograd.info/files/nidozifetupe.pdfIn PDF document text
- https://sukhayurveda.in/userfiles/file/varorukawolarejo.pdfIn PDF document text
- http://7seapharmtech.com/Uploadfiles/files/6823109191.pdfIn PDF document text
- https://ceiling.holcom.vn/webroot/img/files/butol.pdfIn PDF document text
- http://ct-tci.com/cttax/userfiles/files/tomiwezakuxetirokujuni.pdfIn PDF document text
- http://gsmontaggi.it/userfiles/files/76555970279.pdfIn PDF document text
- http://7seapharmtech.com/Uploadfiles/files/53771363071.pdfIn PDF document text
- http://louisefarmersmith.com/admin/ckeditor/ckfinder/userfiles/files/70081928983.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_off0000c1ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC1AC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d9c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9C3 | 11228 bytes |
SHA-256: 7098f16cd6b254557172d628479650e3308d9cff91938f71d065cc152342b1ca |
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font_02_sfnt_off0000f3b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3B1 | 16664 bytes |
SHA-256: c24731a0272a2f4a941c2c0b3cbfcf75da96cba904131ff090b449ded62146ec |
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