MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to external websites, many of which are hosted on compromised CMS platforms or disposable domains, suggesting a link farm designed to redirect users. The PDF structure and embedded links are consistent with phishing or malware distribution campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 6
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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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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://studiomuraca.eu/userfiles/files/wafinuxoveran.pdf In PDF document text
- http://hopkinshigh62.com/clients/7/77/7764523e397120ad9b09b1da26998858/File/64413515670.pdfIn PDF document text
- http://ardechetendancebrut.fr/userfiles/ardechetendancebrut.fr/file/66286337850.pdfIn PDF document text
- http://krevue.cz/UserFiles/File/60978272378.pdfIn PDF document text
- https://www.enviedecrire.com/wp-content/plugins/formcraft/file-upload/server/content/files/160795c6d3afae---manab.pdfIn PDF document text
- http://fantasypartyentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ab3d51c9a69---baregafixip.pdfIn PDF document text
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b8a60c1291d---jububawukowuma.pdfIn PDF document text
- http://infoegrafica.com/userfiles/files/wowumegazibeme.pdfIn PDF document text
- https://pabausa.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a696fe5d112---toparazusadurupatuted.pdfIn PDF document text
- https://sirikulsteel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d3c715b815---22171177661.pdfIn PDF document text
- https://www.carlosfunes.es/wp-content/plugins/formcraft/file-upload/server/content/files/160c18eeec4f75---89343487016.pdfIn PDF document text
- http://studiogeologicotrilobite.com/userfiles/files/17887335753.pdfIn PDF document text
- https://bursaceviritercume.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b233671d8e---pexajo.pdfIn PDF document text
- https://ventadeterrenosurbanos.com/userfiles/file/murusifedesipatabolabewe.pdfIn PDF document text
- http://jingtianlawfirm.com/images/uploadfile/files/sokajudubi.pdfIn PDF document text
- http://caratow.nl/userfiles/file/nenutagakeb.pdfIn PDF document text
- http://cn-noah.com/uploadfile/file/38968130469.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/1607fefdae09db---kinojo.pdfIn PDF document text
- https://andrejc.si/files/file/1183484608.pdfIn PDF document text
- http://erfolgsapp.de/wp-content/plugins/formcraft/file-upload/server/content/files/160e1cf0cbd4b8---neguderu.pdfIn PDF document text
- https://www.servicioscalibrados.com/wp-content/plugins/super-forms/uploads/php/files/e7d43cc00927866e7740c020ff6c1975/25733215553.pdfIn PDF document text
- http://dh-cell.com/ckfinder/userfiles/files/sorasijemadedewilo.pdfIn PDF document text
- https://fnb-concepts.com/images/uploads/files/gulelulilozirop.pdfIn PDF document text
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/c35a9caceb13c4804d255123cbd6bff9/janilivitilotenaxuse.pdfIn PDF document text
- https://truck-diagnostic.ru/wp-content/plugins/super-forms/uploads/php/files/da21aee0c838d80d91ce669dd66085a7/mabizukivedigerul.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=too+is+a+prepositionPDF 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_off0000eaae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAAE | 16668 bytes |
SHA-256: e724ea9a1c5037095bb44095d6b02b0838d4b26a61b84f2c7e103e303b10f3f3 |
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font_01_sfnt_off000115f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115F9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012e10.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E10 | 10164 bytes |
SHA-256: f58da22e6795f3de4a6d10f80a99d2c2505d4b698755d0c68184a87bf8ed026b |
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