MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external URIs and link farms pointing to potentially malicious domains, as indicated by the 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' heuristics. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware distribution. No scripts were extracted, but the structure and URL patterns are consistent with a malicious PDF designed to redirect users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://coretry.ru/uplcv?utm_term=omegle+tv+video+call PDF link annotation
- https://mogilew.ru/userfiles/file/4049998572.pdfIn PDF document text
- http://af.ssla.ru/images/fornews/files/gewesetiluzipepekujiluw.pdfIn PDF document text
- http://ranch.pl/files/file/44542524481.pdfIn PDF document text
- https://tecsal.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161392a68b57cc---dozowobem.pdfIn PDF document text
- https://www.mclarenpress.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a936664fed---75586121401.pdfIn PDF document text
- http://parzenica-bialka.pl/userfiles/files/digixijit.pdfIn PDF document text
- http://sns.hu/_user/file/vobutirifugep.pdfIn PDF document text
- https://z87992961.com/upload/files/20210905041619.pdfIn PDF document text
- https://davnosti.ru/upload/97469174198.pdfIn PDF document text
- https://huanghecables.com/d/files/wagazavozugovutowiboze.pdfIn PDF document text
- https://arerp.kr/data/file///88306043868.pdfIn PDF document text
- http://ombs.ru/uploads/files/8777283207.pdfIn PDF document text
- https://vinacomvietnam.vn/uploads/news_file/45053899817.pdfIn PDF document text
- https://franciscojaviermoreno.com/DocsCKeditor/files/fexenovidobunowomokeba.pdfIn PDF document text
- https://dalilak1.com/userfiles/file/jabuk.pdfIn PDF document text
- http://xn--krmer-dnnebacke-1kb72b.de/files/file/88798230145.pdfIn PDF document text
- http://newgatedesign.com/Images_upload/files/68323588183.pdfIn PDF document text
- https://casadko.fr/userfiles/file/46802185636.pdfIn PDF document text
- http://studiogeologicotrilobite.com/userfiles/files/64547229192.pdfIn PDF document text
- http://tweedehandswikkelaar.nl/app/webroot/files/userfiles/files/91853060719.pdfIn PDF document text
- http://xn--82cac8d3ajrc0gd0bo4a7nf3qg.com/userfiles/files/62371216645.pdfIn PDF document text
- http://thanuyentea.com/ckfinder/userfiles/files/xovijiwumewokuboweti.pdfIn PDF document text
- https://ichibaninfotech.com/ckfinder/userfiles/files/94541307505.pdfIn PDF document text
- http://kioskcondoweb.wpengine.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a85ee6186d---dasumozuwibofexebidojub.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_off0000c98c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC98C | 17740 bytes |
SHA-256: d9d21a7c5a691aafa2dc78305fec2760a00e367ae5f9d139501296a3bbbde037 |
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font_01_sfnt_off0000f73b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF73B | 10432 bytes |
SHA-256: 8c0f538f71407a391f14050b7ce1604b107f715df2dd12722d272c7cd36881a6 |
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font_02_sfnt_off00010eb7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EB7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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