MALICIOUS
134
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 pointing to external PDF files hosted on various domains, suggesting a link farm or redirection mechanism. The presence of a 'download button' heuristic further supports a lure-based attack pattern, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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 https://designsdubaiukfashion.com/userfiles/file/tujerisumuto.pdf In PDF document text
- http://2990592.ru/ckfinder/userfiles/files/41700561385.pdfIn PDF document text
- http://rigosarchitects.gr/userfiles/file/tupukodoviwojob.pdfIn PDF document text
- http://pspectr.ru/userfiles/file/paxup.pdfIn PDF document text
- http://kaupa.cz/userfiles/file/tedaw.pdfIn PDF document text
- https://krusomying.com/data/file/nisoko.pdfIn PDF document text
- http://studiotecnicostradi.eu/userfiles/files/72297114804.pdfIn PDF document text
- http://epodhajska.eu/UserFiles/File/53341415563.pdfIn PDF document text
- http://sgyscom.com/upload_fck/file/2021-9-7/20210907220445659953.pdfIn PDF document text
- http://anquocrealty.com/uploads/image/files/54847377896.pdfIn PDF document text
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/92cd99b08dd42ecef2db42f3aa60a56e/57876800797.pdfIn PDF document text
- https://e-casainteligenta.ro/userfiles/file/dugunezuwum.pdfIn PDF document text
- http://sm300159.agchost.com/userfiles/files/5672336872.pdfIn PDF document text
- http://www.majoriscambio.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1612fa935a680e---luxuvibozubegug.pdfIn PDF document text
- http://mwbright.com/upload_fck/file/2021-9-3/20210903083327472031.pdfIn PDF document text
- http://agisinfo.ru/uploads/content/files/75636360549.pdfIn PDF document text
- http://jessie.vn/images/ckeditor/files/3896937587.pdfIn PDF document text
- http://linza-market.ru/upload/files/mekazivasekegejapofu.pdfIn PDF document text
- http://bixenony.com/userfiles/files/51661148948.pdfIn PDF document text
- http://canoeing.by/pics/files/pejusujexofuxaxese.pdfIn PDF document text
- https://futuresbuilder.net/dayafter/uploadimages/newsimages/file/zokoziwanovusaxiwegezowog.pdfIn PDF document text
- http://uniontsg96.ru/admin/ckfinder/userfiles/files/72213177902.pdfIn PDF document text
- http://penzionnakrizankach.cz/ckfinder/userfiles/files/wifasakejepidamakat.pdfIn PDF document text
- http://sitarofindiamd.com/userfiles/file/91079301849.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=should+i+install+android+12+betaPDF 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_off0000b8c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB8C5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d0dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0DC | 10832 bytes |
SHA-256: 44c9c2fb962e5ab47ec0adc4b8495d5df33257ef95051aea505ee98703978e0e |
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font_02_sfnt_off0000e9d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9D6 | 16424 bytes |
SHA-256: e73c30e3f01d6fc4d571fe275f13a9f03d788784816ad9ae6744de447372210c |
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