MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The file contains numerous embedded URLs pointing to compromised websites and disposable hosting, suggesting a phishing or malware distribution campaign. The presence of external URI links and link farms indicates an attempt to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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://allytemp.ru/uplcv?utm_term=users+of+financial+statements+pdf PDF link annotation
- https://sipare.com.ar/wp-content/plugins/super-forms/uploads/php/files/16kidsj8vmiuahud4cqkovg829/viwanuxubevanilufefoj.pdfIn PDF document text
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/161379f3f0fa22---99905728238.pdfIn PDF document text
- https://www.cukoyem.com.tr/wp-content/plugins/super-forms/uploads/php/files/pjp4ridltcalv28c5u56vjr5d6/28557733320.pdfIn PDF document text
- http://humanitool.ru/userfiles/file/48766819444.pdfIn PDF document text
- http://hoteldanang.com/uploads/images/files/94639755340.pdfIn PDF document text
- http://www.firengo.com/userfiles/files/gavusejilogepapik.pdfIn PDF document text
- https://efckrakow.pl/userfiles/file/94825072177.pdfIn PDF document text
- https://institut-arabe.org/ckfinder/userfiles/files/39366375542.pdfIn PDF document text
- https://mhreng.com/userfiles/file/45798580036.pdfIn PDF document text
- https://voziky-paletove.cz/mctree.cz/pictures/other/files/nomujijapovovepagezeziz.pdfIn PDF document text
- http://1night2day.com/ckupload/files/momenaxid.pdfIn PDF document text
- http://amsuatrust.org/survey/userfiles/files/98906718960.pdfIn PDF document text
- https://letajicikoberce.cz/userfiles/file/wasizusereg.pdfIn PDF document text
- https://ssmahavidyalaya.org/lion/uploadedfiles/fck/files/file/xukerugedenafizibomug.pdfIn PDF document text
- http://health-bridge.in/upload/file/jokupejunufoduvolibasan.pdfIn PDF document text
- https://datatech-int.com/userfiles/file/xifenovabo.pdfIn PDF document text
- http://sibinetweek.ru/userfiles/file/22609410523.pdfIn PDF document text
- https://cs168.tw/upfiles/editor/files/lufigudid.pdfIn PDF document text
- http://kondicionery-domodedovo.ru/upload_picture/file/42698655412.pdfIn PDF document text
- http://pooq-design.com/app/webroot/fckfiles/file/21648027263.pdfIn PDF document text
- https://almudenafernandez.co/ckfinder/userfiles/Files/fulogamumonev.pdfIn PDF document text
- https://vongtaytramhuong.vn/upload/files/59868569769.pdfIn PDF document text
- http://rivebistro.net/ckfinder/userfiles/files/97666579718.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_off0000dbaf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBAF | 10788 bytes |
SHA-256: 65349559078b082ba053fc9616801f426412695e53ce66482ade9ae03586762c |
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font_01_sfnt_off0000f478.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF478 | 16268 bytes |
SHA-256: fd376f219f8ded03abf42c62411e18461a20c051dfd358bf07e969e08b36ce41 |
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font_02_sfnt_off00011e38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E38 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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