MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload storage or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
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://magerp.org/upload/files/4096746583.pdf In PDF document text
- http://ajtoablakcentrum.com/_user/file/82881086181.pdfIn PDF document text
- http://brlairport.com/images/file/97872818340.pdfIn PDF document text
- https://www.digitalsofts.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a63d2cbaef0---73666982219.pdfIn PDF document text
- https://pikewallis.no/wp-content/plugins/formcraft/file-upload/server/content/files/160e93cb9d6e7c---95880209654.pdfIn PDF document text
- http://andreaslasnik.com/data/files/pepikukaf.pdfIn PDF document text
- http://festivaldeliteraturadepereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c38dd31de2---70001868164.pdfIn PDF document text
- https://cualuoihoanmy.com/uploads/userfiles/file/fobuzemig.pdfIn PDF document text
- http://penoplex24.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160725f99adc85---40532792077.pdfIn PDF document text
- http://loca-granderoue-montaletang.com/ckfinder/userfiles/files/lesalufimerububinikojen.pdfIn PDF document text
- https://newtech-utm.pl/userfiles/file/24765278163.pdfIn PDF document text
- https://summit-christian-academy.org/scauserfiles/files/notudofalevuwubab.pdfIn PDF document text
- http://msiutilities.biz/documents/sipavezikukikedozel.pdfIn PDF document text
- http://hyundai-dongdo.vn/images/files/wuduranago.pdfIn PDF document text
- https://betonwerkendejonge.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607afff8e18cf---folulipiwezigunirut.pdfIn PDF document text
- http://sakirnoopo.ru/wp-content/plugins/super-forms/uploads/php/files/ea55962a4aad0d1d1a0ba78519879878/12722011594.pdfIn PDF document text
- https://anukulagrotech.com/userfiles/file/82205426308.pdfIn PDF document text
- https://k-kompany.ru/wp-content/plugins/super-forms/uploads/php/files/bde2ed50c17225c5836e05bf9410e932/96590172412.pdfIn PDF document text
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070fc8b1bf08---87275710733.pdfIn PDF document text
- http://fsoa.cn/userfiles/file/sebiw.pdfIn PDF document text
- http://canadanur.com/resimler/files/87142226209.pdfIn PDF document text
- http://www.derbysignandgraphics.com/uploads/file/nidozagatupimokizunep.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=un+breve+resumen+de+la+obra+cien+a%C3%B1os+de+soledadPDF 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_off00027727.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x27727 | 10952 bytes |
SHA-256: d7af9a6a7e2effe547469c3bee41fb417a5b2e44e194a061e7403afcd0cbaf0c |
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font_01_sfnt_off0002903e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2903E | 19200 bytes |
SHA-256: dc39fb8fb713f8817aa030ea483762b204d65d0373be0020ce752dfb61918b0c |
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font_02_sfnt_off0002c10f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2C10F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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