MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains a large number of external links, many pointing to compromised WordPress sites and using 'utm_term' parameters, suggesting a link farm designed to lure users to potentially malicious content. No scripts were extracted, but the presence of numerous URLs indicates a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.8422
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 https://medvor.ru/uplcv?utm_term=autocad+training+manual+free+pdf+download PDF link annotation
- http://uniondeautoescuelas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9590293fac---kobejojeripolilamofujazon.pdfIn PDF document text
- http://ideatity.com/ckfinder/userfiles/files/6339916703.pdfIn PDF document text
- https://www.physioaktivkramer.de/wp-content/plugins/formcraft/file-upload/server/content/files/16092af5b7c7ab---16667213527.pdfIn PDF document text
- http://diakmelo.hu/ckfinder/userfiles/files/natumixenope.pdfIn PDF document text
- https://amd-export.com/site/upload/file/87357413636.pdfIn PDF document text
- https://www.geosuiteonline.de/wp-content/plugins/formcraft/file-upload/server/content/files/160840fc391a06---92870110521.pdfIn PDF document text
- http://tentimesneedlehill.com/UPFILE/userfiles/files/tirusovaxagirosezaguvuku.pdfIn PDF document text
- https://autoschiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/16090dc767efe1---guvudefiwan.pdfIn PDF document text
- http://iglozawiercie.pl/zdjecia/file/ronisi.pdfIn PDF document text
- http://dossalas.com/wp-content/plugins/super-forms/uploads/php/files/378cbba90079eb1db706c4dfb7831824/dozanip.pdfIn PDF document text
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16097aa0bccda3---fevegokesavinivamuwerise.pdfIn PDF document text
- http://weilandensemble.nl/ckfinder/userfiles/files/zonenotevumokoxajatufor.pdfIn PDF document text
- https://bodykneadstherapy.com.au/ckfinder/userfiles/files/34795072288.pdfIn PDF document text
- https://www.skyline-recruiting.com/wp-content/plugins/super-forms/uploads/php/files/4f0b6e7556e5f1ad8c5ae990bd4f1d10/27126265942.pdfIn PDF document text
- https://sproname.com/files/userfiles/files/basik.pdfIn PDF document text
- https://cvenhancer.com/wp-content/plugins/super-forms/uploads/php/files/b5a4885d82aef043c189c09c26d045c0/97819942318.pdfIn PDF document text
- https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/q0p4dhdabgk7e4ojpt3goge7ad/38398816614.pdfIn PDF document text
- http://mp-hd.de/data/aktualnosci_imgs/file/tuzazabowuninumoviwokal.pdfIn PDF document text
- https://kvgrup.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/160c8779daaa8d---gosipebitozadoxosamomus.pdfIn PDF document text
- https://skazkavdom.com/wp-content/plugins/super-forms/uploads/php/files/5531b93ada151057b3e3ee1442cc98d2/sagepofujono.pdfIn PDF document text
- http://ugrctrani.it/userfiles/files/56059069800.pdfIn PDF document text
- http://movietek.vn/hinh-anh/files/xazoresulovapev.pdfIn PDF document text
- https://alternativecarrepair.com/userfiles/file/14197280145.pdfIn PDF document text
- https://webhostmurah.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dcbdd1358e2---16508517789.pdfIn PDF document text
- 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_off00010879.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10879 | 19392 bytes |
SHA-256: 979b1192617d9b36d4214e5ba5aa810b23408f6d233bcb029be4a807be331d36 |
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font_01_sfnt_off00013a52.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A52 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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