MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous external links, with several pointing to compromised CMS upload directories and disposable hosting, indicating a link farm or phishing lure. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or SEO manipulation to drive traffic to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9911
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 http://rrarental.org/upload/file/65625225851.pdf In PDF document text
- http://stoewebdesign.no/userfiles/file/kunikus.pdfIn PDF document text
- https://yuktogel.com/contents/files/63425377902.pdfIn PDF document text
- http://snsi.jp/image/news_file/55301139934.pdfIn PDF document text
- http://355353.ru/userfiles/file/39185419024.pdfIn PDF document text
- https://metrosecuritynepal.com/assets/userfiles/files/42086476390.pdfIn PDF document text
- http://twfindia.in/userfiles/files/zizadoluz.pdfIn PDF document text
- https://mastirz.com/userfiles/files/52820770328.pdfIn PDF document text
- http://regcureguide.com/files/files/74660675755.pdfIn PDF document text
- http://alhegazgroup.com/userfiles/file/fejidozezoritedegumax.pdfIn PDF document text
- http://getdol.com/page_data/file/41693912506.pdfIn PDF document text
- https://heatingboiler.ca/fck_upload/file/vedemarisomozamoz.pdfIn PDF document text
- http://n-production.com/upload/fckeditor/file/33493782992.pdfIn PDF document text
- https://www.groupe-coelho.fr/ckfinder/userfiles/files/xiwuxitun.pdfIn PDF document text
- http://3mfa.com/images/editor/files/65409684495.pdfIn PDF document text
- https://hacunamatata.ru/wp-content/plugins/super-forms/uploads/php/files/e1d2bf6abd3bd434a59c2848e1f9e9aa/bubuwabuvikizi.pdfIn PDF document text
- http://ptaki.info/imgekoprojekty/files/22400493222.pdfIn PDF document text
- http://scandirent-new.ru/uploads/assets/file/49363976023.pdfIn PDF document text
- https://qamarapps.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f45f811ee4---64156879036.pdfIn PDF document text
- http://trust-law-firm.com/userfiles/file/20210916035344_1122507453.pdfIn PDF document text
- https://rizecanreklam.com/images/file/44966828362.pdfIn PDF document text
- https://natyabio.com/uploadfiles/potivanilagixug.pdfIn PDF document text
- https://adikkedua.com/contents/files/2283098042.pdfIn PDF document text
- https://natyabio.com/uploadfiles/japarejekam.pdfIn PDF document text
- http://agrostroi-proekt.ru/ckfinder/userfiles/files/32694400838.pdfIn PDF document text
- https://berbagiangka.com/contents/files/dadexufimonusenaxunigero.pdfIn PDF document text
- https://sv-fin.ru/wp-content/plugins/super-forms/uploads/php/files/559e5ed0fde5bcdbffafb391ef1faa04/siraxevofijavoleli.pdfIn PDF document text
- https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613aa5aae8aeb---bigazolod.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=how+to+restore+contacts+from+simPDF 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_off0000e0b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0B7 | 10528 bytes |
SHA-256: faa851b00e3b7eadc8f00febe8800a37e829a61f9df44014d49f7c568ae124db |
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font_01_sfnt_off0000f8bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8BC | 18656 bytes |
SHA-256: 69bb394ae63591a85d86aef1a9487d552d0fd66e30ad675e1d36068ca1e982cd |
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font_02_sfnt_off0001292b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1292B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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