MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to PDF files on various domains, suggesting a link farm or redirection mechanism. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a strategy to obscure the true destination. While no scripts were explicitly extracted, the PDF structure and embedded URIs are indicative of a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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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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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://stlukesfp.org/ckfinder/userfiles/files/61315477077.pdf In PDF document text
- http://fullx.net/files/viwoxoraboropabub.pdfIn PDF document text
- http://huucodatlanh.com/userfiles/file/pozegadalozivakewofu.pdfIn PDF document text
- http://phutungotodungha.com/img/files/17350541528.pdfIn PDF document text
- https://rajaunited.com/contents/files/kexibosana.pdfIn PDF document text
- https://homeuu.biz/upload/ckeditor/pages/files/71224854074.pdfIn PDF document text
- http://laserinnsbruck.com/static/jibusaxopimeruruzi.pdfIn PDF document text
- http://argyleliquidations.com/userfiles/files/nuwoguzozaluvivoxeguvum.pdfIn PDF document text
- http://tele-klass.ru/i/upload/files/zerezilesepub.pdfIn PDF document text
- https://itandem.net/ckfinder/userfiles/files/lununufogepa.pdfIn PDF document text
- https://www.bussmann-tiefbau.de/ckfinder/userfiles/files/41096795016.pdfIn PDF document text
- http://ros-audit.com/i/up/file/71153168882.pdfIn PDF document text
- http://xn--9w3b11kh5l.com/ckupload/files/20521971927.pdfIn PDF document text
- https://www.hkha.com.hk/ckfinder/userfiles/files/53638245935.pdfIn PDF document text
- http://image.dlib.vn/libedu/news/bachviet/20210917/file/92826404817.pdfIn PDF document text
- https://verner.lt/images/files/gufujux.pdfIn PDF document text
- http://xn--9i1b14lzokxjcrti5um.com/upload/fckeditor/file/tukadavuvijazunubeze.pdfIn PDF document text
- https://rainbowfurnitures.com/files/files/58889928495.pdfIn PDF document text
- http://www.gdchgs.com/admin/img/files/jusizinuvonasu.pdfIn PDF document text
- https://nucamsa.es/userfiles/files/1399314241.pdfIn PDF document text
- https://heks-tech.com/app/webroot/userfiles/files/92286269028.pdfIn PDF document text
- http://carrozzeriardue.it/userfiles/files/4024784839.pdfIn PDF document text
- https://hoovermaids.com/wp-content/plugins/super-forms/uploads/php/files/6750729d085600feb2d0c2159ed8b901/48662352862.pdfIn PDF document text
- http://myucpb.net/userfiles/file/42283000992.pdfIn PDF document text
- https://stockbauer.hu/uploads/file/woluzewizawuvexipufalul.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=priscilla+queen+of+the+desert+putlockerPDF 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_off0000c331.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC331 | 17468 bytes |
SHA-256: b584447d056ea36d013cdaa7b81422e4ba9326980582c64d3358b9efb28579b2 |
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font_01_sfnt_off0000f063.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF063 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001087a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1087A | 11056 bytes |
SHA-256: 2095992911c4bd165d3088360a671d3217244153b36a59f8a9eedc122e750def |
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