MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous external links, with one heuristic specifically identifying it as a link farm on disposable hosting, suggesting a phishing or malware distribution lure. Although no scripts were explicitly extracted, the PDF structure and embedded links are consistent with techniques used to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
Heuristics 5
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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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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://aatmicscience.org/asuserfiles/file/93472456365.pdf In PDF document text
- https://www.utn.ac.cr/sites/default/files/files/34173485815.pdfIn PDF document text
- http://crimesla.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/fobidetuwux.pdfIn PDF document text
- http://basketaci.cz/UserFiles/File/wizujeliwokukutorujub.pdfIn PDF document text
- http://startmatbaa.com/userfiles/file/69378827595.pdfIn PDF document text
- http://clinicaveterinariamontecchia.com/userfiles/files/pitamo.pdfIn PDF document text
- https://qualitycountscleaning.com/wp-content/plugins/super-forms/uploads/php/files/326092915894a252c4bcb53af51991ca/resikurakafav.pdfIn PDF document text
- https://wickedcheesy.com/images/file/87513802237.pdfIn PDF document text
- http://stelmart.ru/userfiles/file/tebirajit.pdfIn PDF document text
- http://air-ned.com/uploads/files/22381698876.pdfIn PDF document text
- https://5uempat.com/contents/files/49400637753.pdfIn PDF document text
- http://xn--12cm8caae5d9a0a0a1dxk6dd.com/user_img/files/vuzilivukol.pdfIn PDF document text
- https://listocrm.com/userfiles/files/1381101390.pdfIn PDF document text
- https://xaydungdonggia.com/app/webroot/files/images/pages/files/vevegabeseti.pdfIn PDF document text
- https://sandalyecenneti.com/wp-content/plugins/super-forms/uploads/php/files/dcvr154712o31d8klgtalrkbta/74892875412.pdfIn PDF document text
- http://combatkuntao.com/ckeditor/ckfinder/userfiles/files/kovojokenit.pdfIn PDF document text
- http://honyi.tw/ckfinder/userfiles/file/39162668889.pdfIn PDF document text
- http://knx-shop.ru/admin/ckfinder/userfiles/files/nezopotimuje.pdfIn PDF document text
- http://www.lbf-cosmetics.com/website/wp-content/plugins/formcraft/file-upload/server/content/files/161314771d4673---lijibis.pdfIn PDF document text
- http://www.s4b.nl/upload/files/leseri.pdfIn PDF document text
- http://nacyc.jp/Upload/file/40359123622.pdfIn PDF document text
- https://divanich96.ru/admin/ckfinder/userfiles/files/jetemuvaxuretameres.pdfIn PDF document text
- https://pamukoglu.com/userfiles/file/42539068746.pdfIn PDF document text
- http://iccjsc.vn/images/uploads/files/guneduxukanef.pdfIn PDF document text
- http://wangyiphk.com/userfiles/73202465709.pdfIn PDF document text
- https://108pizza.pl/uploads/userfiles/files/rosonasasebiganosesamo.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=nisekoi+wallpaper+androidPDF 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_off0000d795.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD795 | 16924 bytes |
SHA-256: fc8b0fc8750461e6b1492dd8975cd98a20f7f4a46d399d6c1a8e04103ba3b905 |
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font_01_sfnt_off00010342.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10342 | 10440 bytes |
SHA-256: 10da253d06afb4ec0a15550234e70f4666f7a170389eb73224eedfb1a80e5963 |
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font_02_sfnt_off00011b1b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B1B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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