MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of external links, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm. The ML classifier strongly suggests malicious intent. While no scripts were explicitly extracted, the nature of the links and the heuristic firings point towards a malicious document designed to redirect users, potentially to phishing sites or malware downloaders.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
Heuristics 5
-
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.
-
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.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://chcial.ru/uplcv?utm_term=cricket+multiplayer+games+for+android PDF link annotation
- https://advicezone.org.uk/wp-content/plugins/super-forms/uploads/php/files/sobsvpn7tiqjd66fb0jn43a702/vurakapedovar.pdfIn PDF document text
- http://stoewebdesign.no/userfiles/file/lapilafawitoj.pdfIn PDF document text
- http://firegallery.ru/img/upload/11522325655.pdfIn PDF document text
- http://www.catedralirodahaz.hu/data/editorfile/xekovuwakoka.pdfIn PDF document text
- https://completecollegestrategies.com/wp-content/plugins/super-forms/uploads/php/files/5d59eda2654186bff4bb186af8dcdcb0/pegaja.pdfIn PDF document text
- http://congseng.com/uploadfile/files/wejixovujamawomabosif.pdfIn PDF document text
- https://abctranslink.com/ckfinder/userfiles/files/26484438580.pdfIn PDF document text
- http://buzmakov-ua.ru/admin/ckfinder/userfiles/files/jokunotelojefiveg.pdfIn PDF document text
- http://jedzenie365.pl/ckfinder/userfiles/files/xigototitipolagexa.pdfIn PDF document text
- https://stpm-sa.com/userfiles/file/zikafokowetalalabunori.pdfIn PDF document text
- https://b2bircruise.travflex.com/bot/ckfinder/uf/files/53398798020.pdfIn PDF document text
- https://ises.smithpressautomation.com/phpsites/vertical_living/uploads/file/darabike.pdfIn PDF document text
- https://suacuasathcm.com/uploads/files/35711453834.pdfIn PDF document text
- https://faresaldabbous.com/uploads/file/20780037877.pdfIn PDF document text
- http://pastadimatteo.com/ckfinder/userfiles/files/gejinidokimuxozeliwevaz.pdfIn PDF document text
- https://gujaratisamajparis.org/upload/files/9233011952.pdfIn PDF document text
- http://creationart.hu/files/file/fofopuluzivi.pdfIn PDF document text
- http://stamforgtechnologies.com/uploads/vevirezafulafuvesasow.pdfIn PDF document text
- http://captaincook.hu/userfiles/file/lejupisa.pdfIn PDF document text
- http://classicalgardenfountains.com/uplds/file/85572844633.pdfIn PDF document text
- http://www.pointcookelectrician.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1613edc9d59f79---88272848832.pdfIn PDF document text
- http://re-media.ru/foto/ck/files/28207096452.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_off0000ecfd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECFD | 16796 bytes |
SHA-256: 1f5c9f46192097ec642d5c30d893ad0d18666e2cf553b450cc027c5ee3a4d979 |
|||
font_01_sfnt_off00011830.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11830 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_02_sfnt_off00013047.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13047 | 11300 bytes |
SHA-256: 9570d8c345956eff8fa8d504602466b6231857d2a9b13a24175d5e3a7971b2c3 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.