MALICIOUS
156
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. Heuristics indicate the PDF contains a link farm pointing to potentially compromised websites and disposable hosting, suggesting a phishing or malware distribution scheme. The presence of external URIs and the nature of the link farm heuristics point towards an attempt to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://vozilasavozacem.rs/files/6391723010.pdf In PDF document text
- http://www.alfapilates.pl/upload/file/49112597244.pdfIn PDF document text
- http://hitplus.eu/userfiles/file/49226623292.pdfIn PDF document text
- http://shop-cartuning.pl/userfiles/file/35232398112.pdfIn PDF document text
- http://ecogestval.com/userfiles/file/24056816080.pdfIn PDF document text
- http://geoass.eu/userfiles/files/nopepixirasatinusawewub.pdfIn PDF document text
- http://atek-ent.com/upload/file/motoxedikifivosu.pdfIn PDF document text
- https://dungcuruamui.com/wp-content/plugins/super-forms/uploads/php/files/lk39a2jjqs0ebqkrqkuv3vb5pl/68542666051.pdfIn PDF document text
- http://snft.ro/media/file/xiwaj.pdfIn PDF document text
- https://foulardfotografando.it/file/25191467417.pdfIn PDF document text
- https://mrdak.cc/uploadfile/files/78071037337.pdfIn PDF document text
- https://kvgrup.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/161386effa8244---84770323097.pdfIn PDF document text
- https://cowik.pl/upload/pipikexupopa.pdfIn PDF document text
- https://bauarch.bg/files/47314060055.pdfIn PDF document text
- http://linuxnewyork.com/draft/media/gigidowelofewajipofoxe.pdfIn PDF document text
- https://travelselection.us/wp-content/plugins/formcraft/file-upload/server/content/files/161384f9b1abe9---55597980266.pdfIn PDF document text
- http://easytravel63.ru/ckfinder/userfiles/files/fidavufabazepopodab.pdfIn PDF document text
- http://reliancefla.com/admin/images/file/46471477478.pdfIn PDF document text
- https://cooperadora.grupocreartel.com/documentos/archivos/65422923231.pdfIn PDF document text
- https://heritran.vn/uploads/news_file/47908944488.pdfIn PDF document text
- https://www.mclarenpress.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138d71781cc7---kawuvexitojefane.pdfIn PDF document text
- http://bridgestone-ice-cruiser-7000.ru/ckfinder/userfiles/files/sumotetoruz.pdfIn PDF document text
- https://aodaixuan.vn/app/webroot/upload/image/files/fenerozisozof.pdfIn PDF document text
- https://www.hungryalex.com/wp-content/plugins/super-forms/uploads/php/files/bca506b8419836ec9e68fc6346e71b31/bagazamozivaxoxarolase.pdfIn PDF document text
- http://xn--oy2b9bv81anouola.com/upload/file/202109081729116997.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=assassin%27s+creed+black+flag+android+downloadPDF 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_off0000d715.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD715 | 20940 bytes |
SHA-256: ee19f9d999ce8b5354d84a0570fa23941ac430268442695b0f54dfd82c1401fa |
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font_01_sfnt_off00010e57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E57 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001266e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1266E | 10884 bytes |
SHA-256: c1060cdf19a25abdfa1a58d2a700479d176b34559a633e358df6b0ad78b09b8a |
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