MALICIOUS
94
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was identified as malicious by ClamAV, specifically as a phishing trojan. It functions as a link farm, containing numerous embedded URLs pointing to other PDF files hosted on various domains. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of using disposable hosting and UTM parameters, common in phishing campaigns to obscure the true destination. While no scripts were explicitly extracted, the nature of the embedded links suggests a potential for further malicious content delivery or redirection.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4580
Heuristics 4
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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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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://patp1ryb.ru/media/file/75878282907.pdf In PDF document text
- http://raegcafe.com/uploads/files/35987879063.pdfIn PDF document text
- https://home18.ru/wp-content/plugins/super-forms/uploads/php/files/ce4cc4ca22d0c1def18e1d74fb9b261a/54981080465.pdfIn PDF document text
- https://pavillonwohlen.ch/userfiles/files/potosuxevukunipewesuxosot.pdfIn PDF document text
- http://tienhasteel.com/app/webroot/upload/files/20254484169.pdfIn PDF document text
- http://express-service-auto.fr/ckeditor/ckfinder/userfiles/files/73958779994.pdfIn PDF document text
- http://scouttautomotive.com/editor_uploads/system/files/52425198761.pdfIn PDF document text
- https://27061010.com/uploads/files/202109090816378512.pdfIn PDF document text
- http://otczenacts.com/media/files/wexigelotet.pdfIn PDF document text
- http://www.icareonline.net.au/ckfinder/icare/files/bewazijuwokafugoz.pdfIn PDF document text
- https://uppersanduskyrotary.com/cms/files/File/41586514856.pdfIn PDF document text
- http://www.adarshvidhyasankul.org/userfilesfile/71156464900.pdfIn PDF document text
- http://kochamsushi.pl/UserFiles/file/mogewilu.pdfIn PDF document text
- http://synergytaekwondo.com/click2buy_newp/userfiles/file/bojiwizavijeb.pdfIn PDF document text
- http://xn--djr00fsyfv0o5qgy9u.com/filespath/files/20210903045016.pdfIn PDF document text
- http://winecellarkeeper.com/ckfinder/userfiles/files/keneli.pdfIn PDF document text
- http://mbfeed.vn/upload/files/samewegovosaxedulomujitod.pdfIn PDF document text
- http://genarchi.com/data/temp/file/sobisawegukudubumozu.pdfIn PDF document text
- https://asiquim.com/ckfinder/userfiles/files/4297203482.pdfIn PDF document text
- https://quatden.vn/webroot/img/files/79044089712.pdfIn PDF document text
- http://hz-kontejnery.cz/ckfinder/userfiles/files/galitegoketarufesasirotaf.pdfIn PDF document text
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/a071d968a01357dc2d496dd5d47dee86/70962180584.pdfIn PDF document text
- https://louvre.lv/res/wysiwyg/file/86149585608.pdfIn PDF document text
- https://piataafacerilor.ro/app/webroot/files/userfiles/files/xonawubezu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=adblock+chrome+pc+downloadPDF 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_off0000f654.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF654 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010e6b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E6B | 10720 bytes |
SHA-256: f73ade89e766cd14146c5beb9b1835e5603065fd5906f40ad9a2151feb95c90b |
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