MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating it's likely a phishing or malware distribution lure. It contains numerous embedded URLs pointing to other PDF files, many hosted on compromised CMS uploads or disposable domains, suggesting a link farm designed to redirect users. The presence of external URI heuristics and the overall structure strongly suggest an attempt to lead users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.5832
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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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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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://studiomarcheluzzo.it/userfiles/files/95683707560.pdf In PDF document text
- http://cutskytools.com/d/files/50521734600.pdfIn PDF document text
- https://we-plus.tw/ckfinder/userfiles/files/12266966797.pdfIn PDF document text
- http://195exim.com/datas/files/27819397339.pdfIn PDF document text
- http://victoryelectricalsupply.com/ckfinder/userfiles/files/79335265015.pdfIn PDF document text
- https://mmtours.si/uploads/18002057055.pdfIn PDF document text
- https://alzubidi.com/userfiles/files/93419656879.pdfIn PDF document text
- http://cesvil.it/filesUploads/file/69279885217.pdfIn PDF document text
- https://seroinstitute.com/wp-content/plugins/super-forms/uploads/php/files/0127e46ddcac4fc541210aed06f203ed/2259626724.pdfIn PDF document text
- https://digiconelectronics.com/media/76688639695.pdfIn PDF document text
- https://sledovani2.gpshlidac.cz/www/userfiles/files/sapabavagirulolil.pdfIn PDF document text
- http://clinicaveterinariagoitese.it/userfiles/files/korizogorepogefojesaxoso.pdfIn PDF document text
- http://barrarioservicos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161347ce2ed2cd---wanutupamovok.pdfIn PDF document text
- http://studiogeologicotrilobite.com/userfiles/files/59173500382.pdfIn PDF document text
- https://elsa-daulte.com/ckfinder/userfiles/files/razadajulibojutekofufa.pdfIn PDF document text
- http://yuemeism.com/uploadfiles/files/52128841759.pdfIn PDF document text
- http://hitecds.com/userfiles/file/zokifusuwev.pdfIn PDF document text
- http://mptech.vn/ckfinder/userfiles/files/86622832077.pdfIn PDF document text
- http://ugrctrani.it/userfiles/files/danobejifebesaxovu.pdfIn PDF document text
- http://aaaexpressac.com/userfiles/file/48189247316.pdfIn PDF document text
- https://njsolarpower.com/wp-content/plugins/super-forms/uploads/php/files/cbb770e557425ee38d0dfff0309ed891/5392722924.pdfIn PDF document text
- http://lasfyy.com/uploadfile/file/20210913112958078.pdfIn PDF document text
- https://777mto.info/contents/files/4521729183.pdfIn PDF document text
- http://ckrestaurantgroup.com/ckfinder/userfiles/files/dafudotelunebiza.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=t95x+android+box+firmwarePDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e0bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0BC | 18044 bytes |
SHA-256: b976d679a2eabe9556b62c2734a9a9ca27efa5c5b3645a99acd6a0e441033bb6 |
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font_01_sfnt_off00010fee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FEE | 10796 bytes |
SHA-256: 7c7b63f20549f07017dd41c0a07b2fe0ad66df171ff30e5ebb85471c8718d980 |
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