MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, suggesting a link farm designed to redirect users. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' and the presence of multiple external URIs indicate a phishing or malware distribution attempt. Although no scripts were explicitly extracted, the nature of the URLs and the ClamAV detection strongly suggest malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://queure.ru/uplcv?utm_term=chitshakti+vilas+book+in+gujarati+pdf PDF link annotation
- http://schokoladenfontaene.de/idata/80613521873.pdfIn PDF document text
- http://csp.hu/editor_up/48146318253.pdfIn PDF document text
- http://henskeschildersbedrijf.nl/upload/97498991758.pdfIn PDF document text
- https://unitedfightalliance.jordanadams.com/ckfinder/userfiles/files/laxorajafov.pdfIn PDF document text
- http://xn--365-pn7mwb654m2qn.com/ckupload/files/3073150487.pdfIn PDF document text
- http://www.dean-cpa.com/files/adminpic/file/90193119185.pdfIn PDF document text
- https://insp.biz/img/file/37831736748.pdfIn PDF document text
- http://biosurfest.com/userfiles/files/71013884031.pdfIn PDF document text
- http://capital96.com/userfiles/file/94497228000.pdfIn PDF document text
- https://www.denisonlandscaping.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614bb6539dc4c---80929511313.pdfIn PDF document text
- http://p-energo.ru/content/file/46807972933.pdfIn PDF document text
- http://salespate.com/userfiles/file/bawerukukilopan.pdfIn PDF document text
- http://terezmisszio.eu/files/file/51460870098.pdfIn PDF document text
- http://www.cascinasorigherio.it/wp-content/plugins/formcraft/file-upload/server/content/files/161427f3056aba---dukigodilup.pdfIn PDF document text
- https://astoriareiki.com/wp-content/plugins/super-forms/uploads/php/files/090e83008ec1a34cd38588e193942a18/69999833122.pdfIn PDF document text
- http://china-guolin.com/filespath/files/20210917230101.pdfIn PDF document text
- http://arenabilardo.com/data/_files/95371664552.pdfIn PDF document text
- http://brucemayrockinstitute.com/assets/ckfinder/core/connector/php/uploads/files/bivam.pdfIn PDF document text
- http://smenergy.kr/uploaded/file/6020626461432687d2eca.pdfIn PDF document text
- https://expungemyrecordnj.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613514fe49b5c---dezoxonij.pdfIn PDF document text
- http://pro-roubenky.cz/UserFiles/File/mudetufolamogu.pdfIn PDF document text
- http://vinhthuan.vn/upload/files/57471590998.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_off0000b5c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB5C6 | 11204 bytes |
SHA-256: fab071607f6dad14cf8d45b0f612cf2a97b4c7a8ea5964d7a06b56a6bc3da600 |
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font_01_sfnt_off0000cf89.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF89 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e79b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE79B | 18520 bytes |
SHA-256: b905494ff9d15e5377ddc4dfb032424b0feb22b8b4b6558bd4e138fb2b7898c3 |
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