MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan payload. It functions as a link farm, with numerous URLs pointing to external sites, some of which are hosted on compromised WordPress upload storage. The document body is unreadable, suggesting it's primarily a container for these malicious links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 6
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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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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 http://studiofranzoni.eu/userfiles/files/penekawiluwutugedugudijoj.pdf In PDF document text
- https://bu8m3tas68s-b1.com/contents/files/gubalisuxubo.pdfIn PDF document text
- http://cravaluos.com/ckfinder/userfiles/files/56982697125.pdfIn PDF document text
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1615d3cd6cc68e---wurinisekapenopisewakop.pdfIn PDF document text
- https://membermimpi.com/contents/files/27270585561.pdfIn PDF document text
- http://vipforiraq.com/userfiles/files/pupegadibidogenudopok.pdfIn PDF document text
- http://xn--80akij1ajew.xn--p1ai/wp-content/plugins/formcraft/file-upload/server/content/files/1614ecf5779fbd---92271489621.pdfIn PDF document text
- https://bodegoncriollo.com/userfiles/file/35248724598.pdfIn PDF document text
- https://breedlife.com/upload/files/71532301981.pdfIn PDF document text
- http://dealershop.es/camarasegovia/userfiles/file/58641070963.pdfIn PDF document text
- http://topspeed4wd.com/ckfinder/userfiles/files/92974063268.pdfIn PDF document text
- https://nailseasupportgroup.com/wp-content/plugins/super-forms/uploads/php/files/01e161aa7161820884b8238df19596c1/wiwofix.pdfIn PDF document text
- http://xn--80aaaaadfwa5aftjhxrkcrg8iwc.xn--p1ai/pict/file/14522234525.pdfIn PDF document text
- https://securitydm.net/slicice/file/kesugeditobe.pdfIn PDF document text
- https://www.marbelitesa.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/161304c14e2216---94508843629.pdfIn PDF document text
- http://a1-automotivegroup.com/upload/files/73907826644.pdfIn PDF document text
- http://informerfitness.com/wp-content/plugins/super-forms/uploads/php/files/323306e3faaf84cfc300335a24dd89ed/80836770309.pdfIn PDF document text
- http://etre-belle.su/images/file/dadafubavolalamujijuvevi.pdfIn PDF document text
- http://shengnabei.com/uploadfile/file///2021090119253691.pdfIn PDF document text
- http://edisonprivateschoolbeta.com/cote_dor_import/admin/ckfinder/userfiles/files/tobuz.pdfIn PDF document text
- http://hermanosgolbano.com/admin/fckeditor/editor/filemanager/connectors/phpfile/36180367996.pdfIn PDF document text
- http://erh-hu.com/userfiles/file/daxotavetikik.pdfIn PDF document text
- http://holdemigny.fr/ckfinder/userfiles/files/89069237158.pdfIn PDF document text
- http://julianowka.pl/ckfinder/userfiles/files/semosotugokopemixijijozip.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=puritanical+meaning+in+englishPDF 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_off0000c886.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC886 | 22396 bytes |
SHA-256: f364f1c36171e1a51d117b68f404998288148fa7222144c113f5da2166cd1ca9 |
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font_01_sfnt_off000101ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101FF | 10660 bytes |
SHA-256: 6b7f4c3c4131dbbf2318fb88edce0896fb1c439c93e19c5d6a3cb58511add6b3 |
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font_02_sfnt_off00011a34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A34 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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