MALICIOUS
104
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains numerous embedded URLs, many of which point to compromised WordPress upload directories or disposable hosting, suggesting a link farm or SEO manipulation tactic. The ML classifier strongly indicates maliciousness, and the presence of external URIs and a download button lure further support a malicious intent to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://cructi.ru/uplcv?utm_term=aravinda+sametha+veera+raghava+full+movie+movierulz PDF link annotation
- https://digicpictures.com/downloads/mamajotafa.pdfIn PDF document text
- http://tzsunup.com/upload/57327116240.pdfIn PDF document text
- https://kolkatanagariksammelan.org/ckfinder/userfiles/files/bunibulinadawevogimimagi.pdfIn PDF document text
- http://virtualcharityevents.com/vce_cake/files/files/jaresixido.pdfIn PDF document text
- http://aumnat2car.com/ckfinder/core/connector/php/upload/files/79478625796.pdfIn PDF document text
- http://assytekservizi.com/userfiles/files/50089923144.pdfIn PDF document text
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/ck88v5lq1ve6vu932sgnjch40s/warikefojizow.pdfIn PDF document text
- http://fslawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/96306283861.pdfIn PDF document text
- http://dedanskecasinoer.dk/userfiles/file/pubanijowokitalazok.pdfIn PDF document text
- http://hak-al.com/resimler/files/14523619549.pdfIn PDF document text
- http://proxima-online.it/public/file/40626903757.pdfIn PDF document text
- http://peter-crooks.com/userfiles/file/suxatosiwakigefuvera.pdfIn PDF document text
- http://madveras.com/ckfinder/userfiles/files/xivelulurir.pdfIn PDF document text
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/hjajcmlob3gtj93bmpd6e3ckqh/xujilojazekaw.pdfIn PDF document text
- https://arizonapoolcontractor.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c0b438472b---xopawogadidelimetomej.pdfIn PDF document text
- http://mensagemcrista.com.br/ckfinder/userfiles/files/12513244164.pdfIn PDF document text
- http://project-lovcen.me/userfiles/file/5276993395.pdfIn PDF document text
- https://salvatoredivilio.it/userfiles/file/tesulevofakiwilavabini.pdfIn PDF document text
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140f81db9dbe---sidonoxapi.pdfIn PDF document text
- http://castel.lu/userfiles/files/fimemuxuga.pdfIn PDF document text
- http://jsqnchem.com/upload/files/65985790111.pdfIn PDF document text
- http://dycelife.com/userfiles/file/xovatufozodilipeb.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_off0000be9d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE9D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d6b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6B4 | 11008 bytes |
SHA-256: 96ece1357b6422b7b94ad4f027ddf57c43ec84c6682ef6ed3263dabe18a26700 |
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font_02_sfnt_off0000efe9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFE9 | 17468 bytes |
SHA-256: 842122f43d9c7aeb5a60e889313641625d8c54b71641270378e9c8acfbdfdf14 |
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