MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm or redirection scheme. The ML classifier strongly flagged this PDF as malicious, and heuristics indicate it's a link farm on disposable hosting. The primary purpose appears to be directing users to external, potentially malicious, content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://sip7.pl/autoinstalator/sip7.online/wp-content/plugins/super-forms/uploads/php/files/c1b60bec6b24a5118b21f3c8daf9fb47/mumoledamuxeposelogomuviv.pdf In PDF document text
- https://shared401k.com/wp-content/plugins/super-forms/uploads/php/files/178931d839f95093251d8f03c57fb972/38564303500.pdfIn PDF document text
- https://afriqueitnews.com/wp-content/plugins/super-forms/uploads/php/files/ac2ba7afdf1ae99fe3ba9b6a70f1ae55/togovirikex.pdfIn PDF document text
- http://mesotects.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078530276fcb---lakoxafegobafoli.pdfIn PDF document text
- http://jrpst.pl/userfiles/file/98545041737.pdfIn PDF document text
- https://studio45.live/wp-content/plugins/super-forms/uploads/php/files/uar83ff71hj4ild27biejj7ssb/rufuduxemoxeretimuxafo.pdfIn PDF document text
- https://costumeworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608409155735f---silib.pdfIn PDF document text
- https://laps.pl/userfiles/file/11155595292.pdfIn PDF document text
- http://pulsrmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087556d482c7---87640205721.pdfIn PDF document text
- http://akinmedikal.com/uploads/file/2756413246.pdfIn PDF document text
- http://www.putnamtaxi.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c44d0e23758---75794462020.pdfIn PDF document text
- https://fulzugaskozpont.hu/files/zasarapotegokefapob.pdfIn PDF document text
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/160baae1c37c01---18923116762.pdfIn PDF document text
- http://www.northeastmarquees.com/wp-content/plugins/super-forms/uploads/php/files/03f87f83ab473a8dffbda6eb64a93b78/gomarelilivopovumidebewi.pdfIn PDF document text
- http://www.mywil.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160aaf7ba81568---fopidiserup.pdfIn PDF document text
- https://www.fmworks.com.tr/wp-content/plugins/super-forms/uploads/php/files/sj3a7sclb9ilca0hqv74h7dgij/47818508049.pdfIn PDF document text
- http://escolacaritas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac2962b69ae---zasavuvelupaxolomelixido.pdfIn PDF document text
- https://tocgia247.com/wp-content/plugins/super-forms/uploads/php/files/9i53vatkmrjl2prrth6h7sm0m7/gegotufixajediwebeterox.pdfIn PDF document text
- https://adlinefor.com/home/webagen/public_html/korn/data/file/zaxogexenapimebuvabov.pdfIn PDF document text
- https://clickkedai.com/userfiles/file/juturuzivupi.pdfIn PDF document text
- http://diagonal.org.ar/wp-content/plugins/formcraft/file-upload/server/content/files/160a6bbbf6a20f---wexemalej.pdfIn PDF document text
- http://ciaooo.ru/uploades/userfiles/file/judozokefapoz.pdfIn PDF document text
- http://stkvn.ru/wp-content/plugins/super-forms/uploads/php/files/9cd2bd9ee00f35e3e4495f3a00ed0dc6/sodukoreduvepivinuwadikuz.pdfIn PDF document text
- http://terapeutickemasaze.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160a456ba3bb76---pujijotunak.pdfIn PDF document text
- http://stalmost.pl/userfiles/file/54599083347.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=icse+maths+book+for+class+11+pdfPDF 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_off0000f294.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF294 | 10924 bytes |
SHA-256: dd00c5226d77daee2b2cdb3bc6a4fc39a98dbdae528d28ba614e932ef4a3602e |
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font_01_sfnt_off00010bc0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BC0 | 17204 bytes |
SHA-256: da598113bc6a9169543147c23b7be77de7454efcc83a29498a7f84f5151c6767 |
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font_02_sfnt_off00013893.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13893 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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