MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was identified as malicious by ML classifiers and ClamAV, which flagged it as a phishing trojan. The document functions as a link farm, containing numerous URLs pointing to compromised WordPress sites. These sites likely host further malicious content or phishing pages, indicating a multi-stage attack designed to lure users into compromised environments.
Machine Learning
- Nyx PDF Classifier malicious score 0.8940
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://ketchas.ru/uplcv?utm_term=grifos+y+gargolas+riverdale PDF link annotation
- http://www.virtualaid.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160a1aa30d9e50---kegusijak.pdfIn PDF document text
- http://smartcookieacademy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cd40c51e576---tekixe.pdfIn PDF document text
- http://istihdamhaberleri.com/upload/ckfinder/files/fezegavajewubuw.pdfIn PDF document text
- https://useoneconvo.com/wp-content/plugins/super-forms/uploads/php/files/e38116b93d04f42a98082dee86e8ffe2/resuwutopifonojob.pdfIn PDF document text
- https://www.asahinadigital.com/wp-content/plugins/super-forms/uploads/php/files/h8m8ef1pu7e91vs0ot27rfouis/befit.pdfIn PDF document text
- https://www.kiteschule-eckernfoerde.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b72f5402508---93524052462.pdfIn PDF document text
- http://rafaelokazakov.com/file/tazonewewa.pdfIn PDF document text
- https://pemaboutiquehotel.com/assets/userfiles/files/rupimuxixawixidoxi.pdfIn PDF document text
- http://www.fullertherapy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607681276db66---68713612856.pdfIn PDF document text
- http://learningkey.org/userfiles/64452839982.pdfIn PDF document text
- https://prikolnaya.com/wp-content/plugins/super-forms/uploads/php/files/d21f1173dbbc40d02013acd6220e5962/77138470605.pdfIn PDF document text
- https://rimsball.com/ckfinder/userfiles/files/xavodujupenig.pdfIn PDF document text
- https://aymexco.ro/ckfinder/userfiles/files/26892836492.pdfIn PDF document text
- https://claphamjunction.com.au/wp-content/plugins/super-forms/uploads/php/files/81c5303104ac271cdde4d91c2615e62a/97391307638.pdfIn PDF document text
- https://lsp.od.ua/wp-content/plugins/super-forms/uploads/php/files/pj82a1qgfog01n02a6f5itbmj7/36794293179.pdfIn PDF document text
- https://www.picmephotoboothhire.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160740dd275820---81111562167.pdfIn PDF document text
- https://fnb-concepts.com/images/uploads/files/11131168636.pdfIn PDF document text
- https://www.paparazzirestaurant.com.au/wp-content/plugins/super-forms/uploads/php/files/74e396f6747e609e2440a4f57bbcb400/zepapenodoremok.pdfIn PDF document text
- http://www.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab7031d1a57---zejasinano.pdfIn PDF document text
- http://bezpieczna-strefa.pl/wp-content/plugins/super-forms/uploads/php/files/fd4fe487066b2ffdf16ae5d72a2b62a0/begivujal.pdfIn PDF document text
- https://ukmriptek.org/codeIgniter-hmvc/userfiles/files/34987602820.pdfIn PDF document text
- https://rhythmcprandfirstaid.com/wp-content/plugins/super-forms/uploads/php/files/5a491e06b1ed65a49eb24f9af9fc2f09/53874606619.pdfIn PDF document text
- http://www.aportecnica.com/imagenes/editor/file/90663179477.pdfIn PDF document text
- https://bf-pomosch.ru/wp-content/plugins/super-forms/uploads/php/files/p2jbvgb7bfso8u7nirusrvmin2/dotifizamekumedopoguf.pdfIn 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_off0000fe75.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE75 | 10544 bytes |
SHA-256: fd1e6fd826ca08980fbebf4c5584f0d0bdf0ac99a472f2df819257a882ebdbff |
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font_01_sfnt_off00011678.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11678 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012e8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E8A | 19264 bytes |
SHA-256: 5165ed7ffae8bc523c8065ebc5ceca38a3f0ce7c305f508674fb811b0048953a |
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