MALICIOUS
104
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to multiple compromised WordPress sites, suggesting an attempt to distribute malicious files. The presence of a 'download' button heuristic further supports this. While no scripts were directly extracted, the structure and URL patterns are indicative of a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://iqmuseum.mn/uploads/files/levujumekiwusejugefubez.pdf
- http://kindervakantieweekdeurne.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609c291c20359---petonimovota.pdf
- http://shinies.ru/img/lib/file/jujezavozi.pdf
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb290a2048---85364645599.pdf
- https://dfa-finanz.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607df4046d2f7---korozawotesi.pdf
- http://www.nbrownies.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160705190a6056---96237344289.pdf
- http://xn--om2b25zm6igqb.com/ckupload/files/bunibemonabodox.pdf
- http://ttlengenharia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607d325b15c42---39038316052.pdf
- https://vydavatelstvoklett.sk/userfiles/file/72893310498.pdf
- https://fiscalonline.eu/app/webroot/files/userfiles/files/pigaruxuzikowenipos.pdf
- https://www.fecomerciomg.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/1609fadcf9eb9a---68597986176.pdf
- http://ordineveterinarivenezia.eu/userfiles/files/85916922985.pdf
- https://movesforfree.com/wp-content/plugins/super-forms/uploads/php/files/blkp3bvnucv3l5b9jsgoifq6g3/rejozoxitiwajarap.pdf
- http://titadoorbinhduong.com/upload/files/18477273084.pdf
- https://mygamedaysports.com/wp-content/plugins/super-forms/uploads/php/files/73d67da3dc9ef462dd4ac860753dfa12/foxadebovanirewowomediva.pdf
- https://socialacademy.gr/wp-content/plugins/super-forms/uploads/php/files/57ba05275a7b5f7c7d0c8f7171b52a28/2173069604.pdf
- http://fohow77.ru/upload/file/4880701697.pdf
- https://insights3.com/wp-content/plugins/super-forms/uploads/php/files/ed84f7c983860e6c7995487b785a4635/wanalabuwinisekojavob.pdf
- http://andreagarciam.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ef46a27ed9---33196272731.pdf
- http://worldwidefilipinoalliance.com/uploadedFiles/files/6590890896.pdf
- https://gallerylingard.com/uploads/file/futoninupiz.pdf
- https://cartolmania.it/file/pozisafafavetabeso.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=slideshare+ppt+to+pdf+converter
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e6e4.bin13476c4a0530cdefd71a9c6e601fd5b35c6fef6578eebff71818512f3a761e2d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6E4 | 10860 bytes |
font_01_sfnt_off0000ffe3.bin2ebd412dd9f2440c158e43addb14f38eac15c976bbe939b65784468dd7aa79cd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFE3 | 17280 bytes |
font_02_sfnt_off00012c39.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C39 | 16792 bytes |
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