MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm utilizing compromised CMS uploads and disposable hosting, aiming to redirect users to external sites. The presence of numerous unknown URLs suggests a phishing or credential harvesting attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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 https://autohausnschmidt.de/userfiles/file/nidijupibumiriwimefesiruj.pdf In PDF document text
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b133347760---jopawasipowefawezekeku.pdfIn PDF document text
- https://ochronaskory.pl/pliki_user/File/gizon.pdfIn PDF document text
- https://glearningsolutions.com/userfiles/files/24364922455.pdfIn PDF document text
- https://chennothinterios.com/uploads/file/75725776750.pdfIn PDF document text
- http://tdvvietnam.vn/webroot/img/files/wamuteza.pdfIn PDF document text
- http://s8radziejowice-paszkow.pl/userfiles/file/wutimobosutelolizewineji.pdfIn PDF document text
- https://luatsuavina.com/userfiles/file/16325218691.pdfIn PDF document text
- http://mrhobbscoffee.com/images/uploads/file/63708819089.pdfIn PDF document text
- http://agriturismoilnoceto.com/userfiles/files/73542592408.pdfIn PDF document text
- https://truongthanhco.vn/webroot/img/files/90069886223.pdfIn PDF document text
- http://fitsiluet.cz/data/file/nojedumawibopemamikakox.pdfIn PDF document text
- https://mastirz.com/userfiles/files/52820770328.pdfIn PDF document text
- http://gdlejia.com/uploadfile/files/20210903_050554.pdfIn PDF document text
- https://doellefjelde-mussemarked.dk/images/newsmail/file/vowiluxepegitomuvisezo.pdfIn PDF document text
- https://okna-kursk.ru/page_edit/_samples/userfiles/files/28216767069.pdfIn PDF document text
- https://lanjutpt1.com/contents/files/jujagegev.pdfIn PDF document text
- http://privateeducation.sg/verzsape/demo/upload/admin/files/tevajiv.pdfIn PDF document text
- http://recit-de-vie.fr/userfiles/file/vozajafivoveto.pdfIn PDF document text
- https://sausalito.com/wysiwygfiles/file/13979376796.pdfIn PDF document text
- https://ctsgroups.asia/images/file/92134968292.pdfIn PDF document text
- https://www.mds-horizons.com/upload/files/rofemisosinixukazipekore.pdfIn PDF document text
- http://goldartline.ua/userfiles/file/zakazov.pdfIn PDF document text
- http://sayarbobinaj.com/file/27787444844.pdfIn PDF document text
- https://patriot.ch/wp-content/plugins/super-forms/uploads/php/files/83qq6vab1hbthl7j9gen9r5ajo/rujelusofupi.pdfIn PDF document text
- http://cbelmira.com/wp-content/plugins/super-forms/uploads/php/files/a552053518ab02c1840539b3a6d41315/2387306168.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=define+rom+in+computerPDF 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_off0000e700.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE700 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ff17.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF17 | 10368 bytes |
SHA-256: e0fe012101a47a2e520d731ee972bc6bb59452329b3a0ccda467f0f878cbc9e6 |
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font_02_sfnt_off00011679.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11679 | 17776 bytes |
SHA-256: 483a24cc26e34e84e1239b9309878e4940e84024f9fc68e4d0c1990d36bef30f |
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