MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to multiple domains, many of which are hosted on disposable infrastructure or compromised CMS uploads, indicating a likely attempt to redirect users to malicious content. The ML classifier strongly flagged this PDF as malicious. While no scripts were explicitly extracted, the nature of the link farm suggests a potential for JavaScript-based redirection or exploitation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 5
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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://netpage.info/userfiles/file/gagojib.pdf In PDF document text
- http://mp-journal.com/media/file/korubabuw.pdfIn PDF document text
- https://nsaimmigration.com/userfiles/file/zudotomurufibojor.pdfIn PDF document text
- http://nature-revive.org/files/file/4230192567.pdfIn PDF document text
- https://zzhqhi.com/d/files/ginogiriwa.pdfIn PDF document text
- http://interwork.sk/userfiles/file/44085041539.pdfIn PDF document text
- http://escritacontabilidade.net/fotos/news/file/tinaxitonozosepow.pdfIn PDF document text
- https://booking-news.hkdnracing.com/webroot/editor-uploads/files/doxer.pdfIn PDF document text
- https://gpuhub.net/wp-content/plugins/super-forms/uploads/php/files/47g0e3hvb9vq364lf9uii7dguc/difudebovewobozixozuto.pdfIn PDF document text
- http://werkschoenenverkoop.nl/images/docman/files/33181188350.pdfIn PDF document text
- http://praguetransfer.com/files/file/pepinorivafubejow.pdfIn PDF document text
- http://akbmodel.com/wp-content/plugins/formcraft/file-upload/server/content/files/161361588aac38---pazumubuxavugib.pdfIn PDF document text
- https://fluffy-chins.com/images/file/ropunik.pdfIn PDF document text
- http://aprt1day.ru/file/gorunomuwexeraxat.pdfIn PDF document text
- https://osakaav.com/userfiles/files/nuriromasamitid.pdfIn PDF document text
- https://cuatudongnhatrang.com/uploads/files/5002223932.pdfIn PDF document text
- https://spherule.org/wp-content/plugins/super-forms/uploads/php/files/gt4oe74he7msste4ds4op9olr4/88279228031.pdfIn PDF document text
- http://e-kva.ru/admin/ckfinder/userfiles/files/kanoj.pdfIn PDF document text
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612ef16ae711d---wovigisumupixeminukeput.pdfIn PDF document text
- http://tomdythai.com/userfiles/files/bugifogotupo.pdfIn PDF document text
- https://bio86.net/userfiles/fichiers/niviputowebuxo.pdfIn PDF document text
- http://innotack.com/userfiles/files/diligefugovasemanelisajus.pdfIn PDF document text
- http://plan.msu.ac.th/ckfinder/userfiles/files/98417057000.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=how+to+delete+app+in+android+tvPDF 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_off0000c243.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC243 | 16428 bytes |
SHA-256: cc6d0df52960f51ffaee259a7e5a7bc2d21b701c7564ee35a8045f1f788c1200 |
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font_01_sfnt_off0000ec0e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC0E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010425.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10425 | 10360 bytes |
SHA-256: 03df614408845e88e794b5ff60c12c8f4546e8f6cf0dff580db91738082b083b |
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