MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML and ClamAV as malicious, with heuristics indicating it functions as a link farm. Numerous embedded URLs point to unknown or potentially malicious domains, suggesting a phishing or malware distribution attempt. The file's structure and content, despite being heavily obfuscated, align with common tactics for luring users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://teormech.ru/teormech/usrimg/file/5900870268.pdf In PDF document text
- https://seikai.jp/free_images/files/zirolovorugatofexipimebu.pdfIn PDF document text
- http://888chji.com/userfiles/files/dejifeganovemawasoximezap.pdfIn PDF document text
- https://www.lire-les-notes.com/ckfinder/userfiles/files/jojubujujunudimozakebezal.pdfIn PDF document text
- http://thietbikhachsanvinhhung1.com/upload/files/19007760022.pdfIn PDF document text
- http://noithatphathuy.com/Images_upload/files/sibojifakoto.pdfIn PDF document text
- http://dsfly.com/uploads/files/gezogofazujogutinadub.pdfIn PDF document text
- http://keralabiblesociety.com/fck_uploads/file/82370616621.pdfIn PDF document text
- https://vayamcs.com/content_files/files/46461530699.pdfIn PDF document text
- http://www.belladermeestetica.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613113f510449---muxerepokorado.pdfIn PDF document text
- http://jandenzobv.com/image_uploads/file/41374621792.pdfIn PDF document text
- http://htygroup.com/upload/files/pupovimati.pdfIn PDF document text
- https://www.mclarenpress.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613094f810af7---maxesifowotivipipuzez.pdfIn PDF document text
- http://ohadalegistrocbarter.com/ckeditor/uploads/files/87528666307.pdfIn PDF document text
- http://thesprotia.gr/uploads/file/gewajebufelugak.pdfIn PDF document text
- https://nls.vn/upload/files/pugenavalabagu.pdfIn PDF document text
- http://alpinist.store/sribati/editor/uploadfiles/gigogukejikajodo.pdfIn PDF document text
- https://jager-ig.tw/up_photo/file/xobaziranorubitiw.pdfIn PDF document text
- http://dissanna.com/temp/fckeditor/file/18825558277.pdfIn PDF document text
- https://tedvandergulik.nl/userimages/file/punifo.pdfIn PDF document text
- https://lemarko.com/userfiles/file/dunewojubejuwifobavaxivi.pdfIn PDF document text
- https://foodvellythailand.com/upload/files/sutojijemegivibimirak.pdfIn PDF document text
- http://xn--b1agjlwjc3g.xn--p1ai/ckfinder/userfiles/files/netekomotaseziwakorekoj.pdfIn PDF document text
- http://dongphat.net/upload/files/75831173978.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=ver+contactos+de+sim+en+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_off0000bc0a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC0A | 18212 bytes |
SHA-256: 7add0e5ac1e398d53f4e7fb3d93cd26818198e9f01ee6c87acc83572518f6a9c |
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font_01_sfnt_off0000ea25.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA25 | 10456 bytes |
SHA-256: da09ea75973ba939eed2a2eb1fea7ad2eee1dc493e0bd11ac8fb302ac9572bb4 |
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font_02_sfnt_off000101e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101E4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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