MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It functions as a link farm, with numerous embedded URLs pointing to compromised websites, likely serving as a distribution point for phishing or malware. The presence of multiple compromised CMS upload links further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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 https://drafthe.ru/uplcv?utm_term=peaky+blinders+streaming+season+1 PDF link annotation
- https://inchiriereelicopterromania.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16136730daccdf---lanalamapiku.pdfIn PDF document text
- https://vildmarksjagt.dk/userfiles/file/59824882693.pdfIn PDF document text
- https://www.alertgy.com/wp-content/plugins/super-forms/uploads/php/files/fbd0f410700ff03386e10e55b2c8ccd6/21109683518.pdfIn PDF document text
- http://rebeccafantarchitetto.it/userfiles/files/47289898215.pdfIn PDF document text
- http://summitremodelinginc.com/userfiles/files/56265584845.pdfIn PDF document text
- http://synhbio.com/upload/files/79561962742.pdfIn PDF document text
- http://azizolace.cz/images/file/xebizu.pdfIn PDF document text
- http://villa-margherita.biz/userfiles/files/nalazilibadi.pdfIn PDF document text
- https://uppersanduskyrotary.com/cms/files/File/powitapasivatisubagedum.pdfIn PDF document text
- https://zemiigori.com/uploads/file/bimugitaxo.pdfIn PDF document text
- https://22importexport.com/eimages/file/xuluredajodete.pdfIn PDF document text
- https://krassimirtaskov.com/userfiles/files/gewiraxa.pdfIn PDF document text
- http://thelifelesson.net/home/tappingchanges/public_html/dowalumniusa/ckfinder/userfiles/files/46718888652.pdfIn PDF document text
- http://bjoybrands.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612ec49458c18---niguzizexalisenewopa.pdfIn PDF document text
- http://omnoiptv.com/outscapes/admin/ckeditor/uploads/ck/files/82631011002.pdfIn PDF document text
- https://easy2ticket.com/upload/files/94812649460.pdfIn PDF document text
- http://www.pibmg.com.br/ckfinder/userfiles/files/files/34719312121.pdfIn PDF document text
- http://i-akparat.kz/ckfinder/userfiles/files/fumosajasumarurirunogik.pdfIn PDF document text
- http://ailizia.com/userfiles/judivajilelog.pdfIn PDF document text
- http://wolfroccatiassociati.it/userfiles/files/38706953708.pdfIn PDF document text
- http://iaestedresden.de/userfiles/file/80682401485.pdfIn PDF document text
- https://www.medicalart.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1613d352556ae4---83343263353.pdfIn PDF document text
- https://aedwea.com/upload/foto/silapixed.pdfIn PDF document text
- 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_off0000b9b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB9B3 | 16188 bytes |
SHA-256: d6e4724690e3259f30838320cfcbab0cb00daee896999dfcc72c1b0161197eb7 |
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font_01_sfnt_off0000e2d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2D9 | 10988 bytes |
SHA-256: d6376f4b7b4002e3a30cbb702b8bba37642ea3db00b5558298b672f77661ce9a |
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font_02_sfnt_off0000fc39.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC39 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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