MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified multiple external URIs and link farms pointing to potentially compromised websites, suggesting a phishing or malware distribution scheme. The document body was unreadable, but the presence of numerous links indicates an attempt to redirect the user to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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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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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://huntic.ru/uplcv?utm_term=contra+video+game+apk PDF link annotation
- http://mixline.ru/img/lib/file/59883098714.pdfIn PDF document text
- http://bc-arman.kz/ckfinder/userfiles/files/lazorolexiwix.pdfIn PDF document text
- http://extintoresorigen.com/images/editor/xeripi.pdfIn PDF document text
- https://apatity.verlauf-ekb.ru/admin/ckfinder/userfiles/files/39688308191.pdfIn PDF document text
- https://zlatartopalovic.rs/files/vikezazifirimu.pdfIn PDF document text
- https://transmar.biz/ckfinder/userfiles/files/datidazozesi.pdfIn PDF document text
- https://giritrademark.com/content_files/files/65041422849.pdfIn PDF document text
- http://funkyspa.net/ckfinder/userfiles/files/bajetes.pdfIn PDF document text
- http://onthebroadway.com/CPD/adminpanel/upload/file/febapub.pdfIn PDF document text
- http://househouse.it/userfiles/files/15886274245.pdfIn PDF document text
- http://mobilenmr.com/files/files/61263762037.pdfIn PDF document text
- http://ozanatalan.com/iboard/includes/userfiles/files/74004362668.pdfIn PDF document text
- https://skyfireconsulting.com/wp-content/plugins/super-forms/uploads/php/files/49qiq4mnb2ia96obp7dlt2att1/todez.pdfIn PDF document text
- https://qboardapp.com/wp-content/plugins/super-forms/uploads/php/files/141899be839a101fa700fa557cbd8dec/kerok.pdfIn PDF document text
- http://sk4education.com/ckfinder/userfiles/files/bebepeg.pdfIn PDF document text
- https://na-nule.ru/wp-content/plugins/super-forms/uploads/php/files/01nappu5n404aqm4rud4l8ueg5/titifutenexosuwupawu.pdfIn PDF document text
- http://recviem.ru/img/upload/leseridulujiwovito.pdfIn PDF document text
- http://www.village-gaulois.org/gestion/ckfinder/userfiles/files/35292286192.pdfIn PDF document text
- http://rkmaster.ru/uploads/files/98739544391.pdfIn PDF document text
- http://loadcell.vn/Images_upload/files/17784297115.pdfIn PDF document text
- http://heninrealty.com/userfiles/files/gagekaxutetofumozuvekiner.pdfIn PDF document text
- http://mascotdd.com/file_media/file_image/file/14600331208.pdfIn PDF document text
- http://pebyte.com/wp-content/plugins/super-forms/uploads/php/files/qmm28jsm678cn73lc26vb77ste/60618817921.pdfIn PDF document text
- https://stollerco.com/testingsites/advantage_aviation/assets/media/file/84563370176.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_off0000cda5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDA5 | 17020 bytes |
SHA-256: 91247f1554f05fdc08ddc5b0897b67b9f8b849523231d04b9fe5e10cf8a34706 |
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font_01_sfnt_off0000f9be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9BE | 10712 bytes |
SHA-256: 63d39343ee66c0ad898a3a6ff41966d9e4ecdadfcadd3891baa100cc40d899c8 |
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font_02_sfnt_off00011228.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11228 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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