MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was identified as malicious by ClamAV and an ML classifier, indicating a phishing or trojan threat. Heuristics reveal it functions as a link farm, with numerous embedded URLs pointing to various domains, some of which are hosted on compromised CMS platforms. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure suggests an attempt to redirect users to external, potentially malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.5692
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://retrofotr.cz/files/file/zifagefofotixujiburugin.pdf In PDF document text
- http://jl-vacuum.com/upload/files/78087034147.pdfIn PDF document text
- http://modernplating.com/userfiles/file/98151854567.pdfIn PDF document text
- https://mayxaydungthienlong.com/uploads/files/files/mafobo.pdfIn PDF document text
- http://nagymester.com/userfiles/file/80708032650.pdfIn PDF document text
- http://vendsol.com/userfiles/file/bomunewilezelupofawi.pdfIn PDF document text
- http://omonetach.pl/foto/ilustracje/file/boxinobesuluxujukaguruj.pdfIn PDF document text
- https://www.adcgrain.com/wp-content/plugins/super-forms/uploads/php/files/2e2f6eccfbd041e61347bf330c25114b/59127870445.pdfIn PDF document text
- http://precedent.by/_newsite/images_from_html_editor/file/46892852459.pdfIn PDF document text
- http://fuerst-architects.com/uploads/file/91305415139.pdfIn PDF document text
- https://ana-jsc.com/upload/files/woxidigaxaginepanefev.pdfIn PDF document text
- http://www.zywawiara.pl/pliki/satavitirudefewi.pdfIn PDF document text
- http://claudiodauelsberg.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16136656ca5c73---xiwavevujoveluzilesiwura.pdfIn PDF document text
- https://www.fifatravels.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613987a600690---duwekalame.pdfIn PDF document text
- http://xn--82cac8d3ajrc0gd0bo4a7nf3qg.com/userfiles/files/39366468974.pdfIn PDF document text
- http://2girlstrippin.com/wp-content/plugins/formcraft/file-upload/server/content/files/161362cb368461---mujasozogidiwotoxosuju.pdfIn PDF document text
- https://speedwayinfo.hu/uploads/file/wexodorivov.pdfIn PDF document text
- http://bagiez.de/userfiles/file/jajaxutamulitikenaduluki.pdfIn PDF document text
- https://vhcvietnam.vn/ckeditor/images/files/jopiku.pdfIn PDF document text
- https://omnistopbollards.com/application/third_party/ckfinder/userfiles/files/59393529988.pdfIn PDF document text
- http://sun-eko.eu/files/file/9947782337.pdfIn PDF document text
- http://chrisdepanneservices.com/Sites/cds/files/tufura.pdfIn PDF document text
- https://airxps.com/userfiles/files/savejoxususalo.pdfIn PDF document text
- http://studiosantomauro.it/userfiles/files/zamarudagoluvukavone.pdfIn PDF document text
- http://omniatel.it/wp-content/plugins/formcraft/file-upload/server/content/files/161405ad042cc8---wutefogek.pdfIn PDF document text
- http://giovanniseneca.eu/userfiles/files/40538245425.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=locate+android+phone+using+gmail+accountPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dd4b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD4B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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