MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous embedded URLs, many of which are hosted on compromised websites or disposable domains, suggesting a link farm or phishing lure. The presence of a ClamAV detection for 'Pdf.Phishing.Trojan' and ML classification further supports its malicious nature. The primary attack pattern involves directing users to potentially malicious content via these embedded links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://chcial.ru/uplcv?utm_term=tamilrockers+isaimini+spider+man+far+from+home PDF link annotation
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1612fd9629ff84---nulirubigot.pdfIn PDF document text
- http://tribo.kz/userfiles/File/lojenemewaradelawuf.pdfIn PDF document text
- http://inggeo.eu/userfiles/files/nujafofa.pdfIn PDF document text
- http://jcpingie.be/public/files/26155960544.pdfIn PDF document text
- https://mlbcsimleague.com/ckfinder/userfiles/files/sinurozovesi.pdfIn PDF document text
- http://ozgu-yapi.com/firma/files/wibuwilulokimijupepuji.pdfIn PDF document text
- http://www.medicellbank.com/userfiles/files/zefimubemewik.pdfIn PDF document text
- http://www.kizkulesikizogrenciyurdu.com/public/ckfinderuploads/files/1988986585.pdfIn PDF document text
- http://easyhypermarket.com/userfiles/file/gamirowimiko.pdfIn PDF document text
- http://riverhouse.at/pcms/content/file/86643820102.pdfIn PDF document text
- https://everestart.com/images/stories/file/35230154193.pdfIn PDF document text
- http://occahomesearch.com/userfiles/files/52416483945.pdfIn PDF document text
- http://thegioichuyendong.info/app/webroot/upload/files/rodadifegunuguxon.pdfIn PDF document text
- http://kingkady.com/uploadfile/files/54630822016.pdfIn PDF document text
- http://kebirbeton.com/userfiles/file/46077998030.pdfIn PDF document text
- https://www.karelo.com/uploads/File/16997079905.pdfIn PDF document text
- https://acethamessecurity.co.uk/wp-content/plugins/super-forms/uploads/php/files/de69bcd5b373b8dbf652390c2836c376/sokadu.pdfIn PDF document text
- https://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/me43m9r99e9dl4a7smarprh385/81000295133.pdfIn PDF document text
- http://flyingkirin.com/uploadfiles/file/110916195033.pdfIn PDF document text
- https://dogathermalhotel.com/resimler/files/43941204299.pdfIn PDF document text
- http://tcyy88.com/userfiles/file/2021090305263373499.pdfIn PDF document text
- http://zzweien.com/d/files/vitav.pdfIn PDF document text
- https://www.tcf.gov.tr/ckfinder/userfiles/files/lijosifunisave.pdfIn PDF document text
- https://umiyawoodworks.com/fckdb/userfiles/file/pikawejizezufigimes.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_off0000df64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF64 | 10844 bytes |
SHA-256: 6ae4c85982beee36c10fba96e70e3005a1b51f26a378db43e82b3b68b9124834 |
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font_01_sfnt_off0000f825.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF825 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011037.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11037 | 19384 bytes |
SHA-256: d470d1fe4f12fd67a9ad40c3d9d62cf71083cb05f9cd3147ba494854a8f3b897 |
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