MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm hosted on disposable domains, with one URL specifically mentioning 'download game'. This suggests a phishing or social engineering attempt to trick users into downloading further malware. The ML classifier and ClamAV detection strongly indicate malicious intent, and the presence of embedded URLs points towards a downloader or redirector pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://internet-trade.eu/UserFiles/file/dunaxubegatikuroxuroro.pdf
- http://multiseal.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/16141a62186c02---nefofimimoron.pdf
- http://bafiti.com/sklep/userfiles/file/36316137942.pdf
- http://irfanmakina.com/depo/sayfaresim/file/28044388679.pdf
- https://indiantalentjunction.com/milan/media/danuzusat.pdf
- https://kalashad.com/userfiles/file/badubomefugoxadadidor.pdf
- https://ntiverification.com/userfiles/file/wunemerawiputawopev.pdf
- https://hebatkeren88.com/contents/files/75809956792.pdf
- https://ecotranslation.ca/upload/editor/file/diliga.pdf
- http://residencecarlofelice.com/userfiles/files/bizefakudodebusazobajifu.pdf
- https://www.funes.gob.ar/ckfinder/userfiles/files/wosivadamatovenanazuv.pdf
- http://mtt-association.fr/upload/file/piferixa.pdf
- http://mynigaoe.com/upload/file/20210904191257.pdf
- https://chataigne-cevennes.fr/imgs/files/54902182299.pdf
- https://jeneifogaszat.hu/cikkdata/files/28214613184.pdf
- http://synergienetwork.net/userfiles/file/74475522071.pdf
- https://nghiepvu.udicmanpower.vn/uploads/news_file/xilaw.pdf
- http://mengnuanua.com/app/webroot/files/files/difopilididupikagefutima.pdf
- http://wajl.net/img/file/2021981718.pdf
- https://artgallery.devctn.com/ckfinder/userfiles/files/10931818934.pdf
- https://bisnismedsos.com/userfiles/file/luzajuretafakukalasifob.pdf
- https://skillmapmagazine.com/ckfinder/userfiles/files/jekanezaxirufed.pdf
- https://skillmapmagazine.com/ckfinder/userfiles/files/rafuxor.pdf
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/16131bcea0ea98---32933492569.pdf
- http://www.megasaludips.com/wp-content/plugins/formcraft/file-upload/server/content/files/161326dceba9db---veboxedi.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=download+game+need+for+speed+no+limit+mod
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cf9e.bin36b65006f448e24f7ee955b0b904dcb36d306e7e65d6fe1cb6792a8fcdaf5997 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF9E | 17996 bytes |
font_01_sfnt_off0000fea5.bin97e48ac2966da4ceff2ba2e3c7cca7c340a850112b8996cbf935cd313b02a39c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEA5 | 10928 bytes |
font_02_sfnt_off000117c6.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117C6 | 16792 bytes |
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