MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to external PDF files on various domains, indicating a link farm or redirection mechanism. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports the interpretation of this file as a malicious link farm.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://vitalenzyme.com/uploads/fckupload/file/regigitojakepit.pdf In PDF document text
- http://deaprogettazioni.it/userfiles/files/15468817782.pdfIn PDF document text
- http://agavietnam.com/img/files/saroganorasajavoxaz.pdfIn PDF document text
- https://ost-fogging.com/upload/files/jegibet.pdfIn PDF document text
- http://shriadinathbank.com/uploads/9817828613.pdfIn PDF document text
- http://jrpst.pl/userfiles/file/47021263475.pdfIn PDF document text
- http://drivingtesttips.ie/fckeditor/userfiles/file/62090268397.pdfIn PDF document text
- http://www.kowel.com/ckfinder/userfiles/files/1630518454.pdfIn PDF document text
- http://lt101shop.com/userfiles/files/tebimatusidovolafi.pdfIn PDF document text
- http://crestviewshopping.abwingsmd.com/uploads/files/dimar.pdfIn PDF document text
- http://florylaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/84828482944.pdfIn PDF document text
- http://greenbiotech.vn/uploads/userfiles/file/tekanabifegeroxaxopiwin.pdfIn PDF document text
- http://vektor-bezpeki.com/userfiles/files/23712306134.pdfIn PDF document text
- http://studiotecnicoligioni.com/userfiles/files/didikobatogegupe.pdfIn PDF document text
- https://alperbehang.nl/userfiles/file/gajalorevozodirepiwe.pdfIn PDF document text
- https://kattliv.com/kattliv/admin/userfiles/file/14528891434.pdfIn PDF document text
- http://dogalakustik.com/depo/sayfaresim/file/gurutadexikogininono.pdfIn PDF document text
- https://aventura-agence.lu/userfiles/files/dezokufarosar.pdfIn PDF document text
- http://fanghsin.com/uploads/files/202109082102124628.pdfIn PDF document text
- https://hotelritariccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/161325a5833413---83577507300.pdfIn PDF document text
- https://rajakedua.com/contents/files/95472350965.pdfIn PDF document text
- http://apisicul.com/userfiles/files/3805743161.pdfIn PDF document text
- http://rialta.ie/userfiles/files/95961646924.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=lord+anjaneya+ringtones+teluguPDF 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_off0000c0d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0D3 | 10724 bytes |
SHA-256: 36f2f92ecc0001aca24d2df1cb6d5a45fe42c2a0acf71807e470966e18389a85 |
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font_01_sfnt_off0000d953.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD953 | 18560 bytes |
SHA-256: c7fdf29d15d9234c67c65a2a547f6afd6909fe07bc93ae059cbfcb02f17e0bd1 |
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font_02_sfnt_off00010aac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AAC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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