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 WordPress sites or disposable hosting, indicating a link farm designed to obscure the final destination. Heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' strongly suggest this is a phishing or malware distribution lure. The ML classifier and ClamAV detection further confirm its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://crewmak.ru/uplcv?utm_term=brickshooter+egypt+apk PDF link annotation
- https://anbuadidravidarmatrimony.com/ckfinder/userfiles/files/64678610267.pdfIn PDF document text
- http://tumakuruvoice.com/tumkurvoice/ckeditor/ckfinder/userfiles/files/92746321266.pdfIn PDF document text
- http://bamboomfi.com/htdocs/cljr/data/files/35435292819.pdfIn PDF document text
- http://dydlhx.com/upfiles/file///71903633985.pdfIn PDF document text
- http://ipai-bg.eu/img/file/mekarobopokasebufa.pdfIn PDF document text
- http://phongthuyphatloc.com/luutru/files/66110926585.pdfIn PDF document text
- https://huuphongplastic.vn/uploads/images/files/pokabixejufubip.pdfIn PDF document text
- http://starinviter.com/ckimagefiles/78553999566.pdfIn PDF document text
- https://estidevelopers.com/wp-content/plugins/super-forms/uploads/php/files/5b59091ba997fe37980e76e0ced5d0e2/74047299192.pdfIn PDF document text
- https://kawanmto.net/contents/files/56515656064.pdfIn PDF document text
- https://arte-salon.ru/upload_picture/susajapativovil.pdfIn PDF document text
- https://biocenfis.es/uploads/assets/file/zipegogox.pdfIn PDF document text
- https://bestrecycledautoparts.net/images_i/file/13384829994.pdfIn PDF document text
- https://padservhosting.com/userfiles/file/lavobasipijasosagaravil.pdfIn PDF document text
- https://mudateconmigo.cl/wp-content/plugins/super-forms/uploads/php/files/a0e0578ba2aae0a44713a55383408836/torumidujanenibazo.pdfIn PDF document text
- http://hoanhaochemical.com/uploads/files/32245358430.pdfIn PDF document text
- https://www.aicsmindia.org/ckfinder/userfiles/files/zoladem.pdfIn PDF document text
- https://hoongnau.com/upload/files/wifexara.pdfIn PDF document text
- http://hattrick-sports.com/wp-content/plugins/formcraft/file-upload/server/content/files/16146af64ac13f---xurixewow.pdfIn PDF document text
- https://turismopontevedra.com/ckfinder/userfiles/files/tebinobududifikovule.pdfIn PDF document text
- https://gastriklandsbf.se/UserFiles/files/sibuju.pdfIn PDF document text
- https://jurvamartin.com/userfiles/file/97379561977.pdfIn PDF document text
- http://ttmm.co.jp/ckfinder/userfiles/files/kosekivozaloji.pdfIn PDF document text
- http://vvk-wiedermann.at/userfiles/file/5508907970.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_off0000be61.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE61 | 22540 bytes |
SHA-256: 4010fbabb1eb0cec5f512a745eb6cf4f517217604696ae92d8a46782d27fcb69 |
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font_01_sfnt_off0000f897.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF897 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000110ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110AE | 10764 bytes |
SHA-256: 4cf9598e466c02a8a29035e35b16a6c8ab8e5c8562b50ac98a55ae7dff9dfcfb |
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