MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics as malicious, including ML classification and ClamAV detection. It contains a link farm pointing to compromised websites, suggesting an attempt to redirect users to malicious content. The presence of external URIs and a high ML score indicate a strong likelihood of phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://crewmak.ru/uplcv?utm_term=dermatomes+made+easy PDF link annotation
- http://aedelsur.com/contenido/files/33392677730.pdfIn PDF document text
- https://www.khaosanpools.org/ckfinder/userfiles/files/89535264399.pdfIn PDF document text
- http://ivelinabozilova.com/userfiles/file/88591187719.pdfIn PDF document text
- https://rumahbaruku.com/contents/files/viwebekidokejopogebudapig.pdfIn PDF document text
- http://dichvuhieuchuan.com/upload/files/38034363093.pdfIn PDF document text
- http://www.hollyskauaicondo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614170a947495---vobopigiseripev.pdfIn PDF document text
- https://iringmalaysia.com/ckfinder/userfiles/files/xezavovixuforatekogedukem.pdfIn PDF document text
- https://aljazeerahpetroleum.ae/userfiles/files/14462444729.pdfIn PDF document text
- https://efficientinfocomm.com/ckfinder/userfiles/files/12712108417.pdfIn PDF document text
- https://alkathirilaw.com/userfiles/files/kufarixug.pdfIn PDF document text
- https://tuabogadoangel.com/wp-content/plugins/super-forms/uploads/php/files/764db1d7f003a16d2dd426a69aeddf6d/xulajopurij.pdfIn PDF document text
- https://www.dekleinewerf.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1615855dbf157f---mitesigutegix.pdfIn PDF document text
- http://karthikeyanjayaram.in/userfiles/file/kebenuzagigamepu.pdfIn PDF document text
- https://www.birdandwildlifeteam.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613f4f15f012b---25031367149.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/68e1hdrb1o48b4m4883cactr33/60098842128.pdfIn PDF document text
- https://manhremhoangvan.com/wp-content/uploads/files/14743469885.pdfIn PDF document text
- http://dsfly.com/uploads/files/kuzuwisapudomakatufapone.pdfIn PDF document text
- https://magerp.org/upload/files/24120680067.pdfIn PDF document text
- http://dinhvi5s.com/images/newtech/files/jajamawivego.pdfIn PDF document text
- https://karolinanowak.com/userfiles/file/93715626250.pdfIn PDF document text
- http://tksvolga.ru/userfiles/file/99744664161.pdfIn PDF document text
- http://thepnguyentran.vn/media/ftp/file/78898739995.pdfIn PDF document text
- http://crimesla.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/11085753404.pdfIn PDF document text
- 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_off0000daf3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAF3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f305.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF305 | 19132 bytes |
SHA-256: de223914b007a9593213f2139668fdd2a3662e923276de414d4da1a1c43b903b |
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font_02_sfnt_off0001239a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1239A | 10284 bytes |
SHA-256: ff42bcf691c4da03595153eac0d3c82857069177798f454093408ff82488138c |
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