MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to numerous other PDF files hosted on compromised CMS uploads. This suggests a multi-stage attack where the initial PDF serves as a lure to download further malicious content. The ML classifier strongly indicated maliciousness, and the structure aligns with phishing or malware distribution tactics.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://spazmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b8f00b2e523---45205277099.pdf In PDF document text
- https://agrilaui.com/userfiles/file/magagelunop.pdfIn PDF document text
- http://xn--80age2amlc.xn--80adxhks/pics/images/file/nabiz.pdfIn PDF document text
- http://pizzeriagiganti.ro/imagini_ws/duvugofigumobo.pdfIn PDF document text
- http://stylist.in.ua/wp-content/plugins/formcraft/file-upload/server/content/files/160a46949d76be---mapajir.pdfIn PDF document text
- https://popa.com.br/wp-content/plugins/super-forms/uploads/php/files/04b67c6721f4433cb6112fd1e69522c1/zedof.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/91085322047.pdfIn PDF document text
- http://lotusromeo.fr/app/webroot/files/userfiles/files/70609177151.pdfIn PDF document text
- https://areshin.ru/wp-content/plugins/super-forms/uploads/php/files/2f7e3e15a67ba26d2b7c336a639f60ff/zezobodib.pdfIn PDF document text
- http://fukaofoods.tw/uploads/files/202109010230457318.pdfIn PDF document text
- http://hondatayho.vn/images/ckeditor/files/33608384711.pdfIn PDF document text
- https://cristiandellavedova.com/wp-content/plugins/super-forms/uploads/php/files/tiv2lc15g3d9uev8bfdcfrj8b4/vovinibafeludag.pdfIn PDF document text
- https://inncredel.com/uploads/xovowe.pdfIn PDF document text
- http://bizwd.com/wp-content/plugins/formcraft/file-upload/server/content/files/160794388b25df---tegefabedonulituwekex.pdfIn PDF document text
- http://spy-military-labs.com/userfiles/file/72768546269.pdfIn PDF document text
- http://prime42.ru/userfiles/files/96242284895.pdfIn PDF document text
- http://dambi.pl/userfiles/file/sebojijesakosodokuwiba.pdfIn PDF document text
- http://www.propper-droppers.nl/files/file/sidukaw.pdfIn PDF document text
- https://growlocals.com/wp-content/plugins/super-forms/uploads/php/files/a9858787a897e8b261ab03e3cfc96745/lavesasojibufobigamumo.pdfIn PDF document text
- https://hoatuoi360.vn/uploads/files/dexig.pdfIn PDF document text
- https://mygenius.ru/admin/ckfinder/userfiles/files/21905027735.pdfIn PDF document text
- http://dmn.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16073d96716c70---jeteveveferusofeg.pdfIn PDF document text
- http://ritadas.in/userfiles/file/nexobikavunujuzevizawuvek.pdfIn PDF document text
- http://mavelikaradiocese.org/rapha/ckfinder/userfiles/files/13398158971.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=cheat+for+word+collectPDF 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_off0000dbb8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBB8 | 17700 bytes |
SHA-256: 455b3047a6ebaad6cd92e26089ce39f462216808aabeeaacd4a3d314b80a1ace |
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font_01_sfnt_off0001099b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1099B | 10328 bytes |
SHA-256: 894fae3e75a1ea4b474c7f71532375a769598b3bc2310affaea0be79e0227274 |
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font_02_sfnt_off00012126.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12126 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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