MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly support its malicious nature. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
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://citytrafik.nu/images/file/rinesupid.pdf In PDF document text
- http://pataibicaj.hu/userfiles/file/dubigubufo.pdfIn PDF document text
- http://tw-echen.com/uploads/files/202108260522452345.pdfIn PDF document text
- https://aaaxxion.info/images/file/29178417385.pdfIn PDF document text
- https://edu-mate.kr/_UploadFile/Images/file/61586424204.pdfIn PDF document text
- http://vincityhomes.vn/wp-content/plugins/super-forms/uploads/php/files/opc6qdn7hk894c5se3ts7n5p4o/bititolatojujifavuma.pdfIn PDF document text
- http://yarpb.ru/pic/userfile/98984093557.pdfIn PDF document text
- http://mingmitrcoffee.com/user_img/files/42738984957.pdfIn PDF document text
- http://edwardlankin.com/clients/86087/File/35755292394.pdfIn PDF document text
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608a290f1adc2---64016787725.pdfIn PDF document text
- https://wentworthre.com/wp-content/plugins/super-forms/uploads/php/files/17dd2fd2cdea4c7ccf713c50d64a57b3/vitaganofaxumowo.pdfIn PDF document text
- http://brothersaluminium.com.np/wp-content/plugins/formcraft/file-upload/server/content/files/160aca5d0629e0---zevugusebatovebitixabalis.pdfIn PDF document text
- http://shopsuathientu.com/uploads/userfiles/file/tepufumopozevufib.pdfIn PDF document text
- https://zweiund40.com/wp-content/plugins/super-forms/uploads/php/files/vn2i3b6a8edl02qghj1k6m646e/fetunalulemedoja.pdfIn PDF document text
- http://subventionsbetrug.de/wp-content/plugins/super-forms/uploads/php/files/9d5im4ibd9pjede202p4hfcgt5/zepefofibegup.pdfIn PDF document text
- https://baust.edu.bd/app/webroot/ckfinder/userfiles/files/pixalotaradizanivalo.pdfIn PDF document text
- https://hophamthaibinh.com/upload/files/dasedivilapujapaxus.pdfIn PDF document text
- http://jakpaisanestate.com/images/upload/files/tasenipolulakubomevezot.pdfIn PDF document text
- https://www.edutechusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a78fd996e92---28547663938.pdfIn PDF document text
- http://md-servicios.com/userfiles/file/27024998268.pdfIn PDF document text
- http://avistravel.ro/userfiles/file/41809542256.pdfIn PDF document text
- https://callmarkinvestments.com/callmark/files/tofubekafi.pdfIn PDF document text
- http://keacg.com/upload/files/lufelofulazukatufojer.pdfIn PDF document text
- https://amezdigital.com/wp-content/plugins/super-forms/uploads/php/files/6ec56f1addfa05c3e49e583ff5006348/larob.pdfIn PDF document text
- http://relatives-united.com/clients/75139/File/87791412250.pdfIn PDF document text
- http://www.thelawchamber.com/wp-content/plugins/formcraft/file-upload/server/content/files/16113641c96ae5---11710395312.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=english+file+pre+intermediate+pdf+descargarPDF link annotation
- 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_off0000c369.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC369 | 17252 bytes |
SHA-256: cda2c0893fb4c05a766d5309d7ba0a8ca827de987d66593928fc9d1407ee02d9 |
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font_01_sfnt_off0000f045.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF045 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001085c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1085C | 10932 bytes |
SHA-256: 97e833b291e3bb63d91d781fdeeafc10d6eeaf2de1d0474718a7c07f13cfd354 |
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