MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised WordPress sites, suggesting it functions as a link farm to distribute malicious content. The presence of external URIs and the structure indicate an attempt to redirect users to potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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://laborke.ru/uplcv?utm_term=how+do+you+describe+physical+appearance+examples
- http://villaturri.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090660c48e16---72107037786.pdf
- http://www.next-conseil.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160c0fec45fef0---46566809602.pdf
- http://schokobrunnen.com/idata/84699514156.pdf
- http://www.ondebiz.com/userfiles//file/73833632218.pdf
- https://tepihtrava.rs//files/74516801279.pdf
- https://podgoricki-klub.me/userfiles/file/repije.pdf
- http://webursitet.org/Files/file/48752457922.pdf
- https://socohoteldanang.com/uploads/image/files/bixogenekatiwasixatopi.pdf
- https://samiznojmo.cz/wp-content/plugins/super-forms/uploads/php/files/d15417b60f877eb2b152477207301c08/lunesatibutanifidipeda.pdf
- https://trichynext.com/wp-content/plugins/super-forms/uploads/php/files/2f25b91f8cea11984e01eaa9ccd32d45/lininu.pdf
- http://coffee33.ru/archive/file/36976916196.pdf
- https://rubyyadav.com/nbloom/fckuploads/file/menijesumatafawokagufi.pdf
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/3ea2a21fc301089fa6fc430e84c1bea6/57559836854.pdf
- http://www.itbaloch.com/wp-content/plugins/formcraft/file-upload/server/content/files/160989c03bab3b---13058299040.pdf
- http://www.magicapro.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a202dcec6f0---gemigupamem.pdf
- http://gyobel.itpublic/file/10532148081.pdf
- http://fanti-fitness.pl/uploads/assets/file/78437082344.pdf
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/e02995c6d0523b8caf5c2d25253efa2d/21045979816.pdf
- https://www.adler-leitishofen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b3b38973a64---45134501609.pdf
- https://www.azembay.com/wp-content/plugins/super-forms/uploads/php/files/9hg698cm53gq0t214a979iccak/gonapevuwoxabofejafi.pdf
- https://edukiya.com/wp-content/plugins/super-forms/uploads/php/files/ef2d38bf1ffc4994311fcab73c2286cd/vobisapebedijugasivubomu.pdf
- http://domeinbeverdonk.be/assets/files/file/59839321773.pdf
- https://lensprovn.com/ckfinder/userfiles/files/78996008769.pdf
- http://impex-italia.it/userfiles/files/xeramilemoxedenel.pdf
- https://www.inkfactory.pk/wp-content/plugins/formcraft/file-upload/server/content/files/160b38a57160e3---xaxikamobofaxezadazoro.pdf
- http://stroisvias.ru/userfiles/file/32190434682.pdf
- http://shukokai-voves.fr/userfiles/file/97600015250.pdf
- 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_off00010a05.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A05 | 16792 bytes |
font_01_sfnt_off0001221c.bin9468b975ac6bf92e6a907197389b557cee7a9d40908729dc7534a0a31c85c4b4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1221C | 11212 bytes |
font_02_sfnt_off00013bea.bin10ba41da1b492ef0a7a09655fb48d746ed58a31bf9f16ae59a8bba3370b22c0c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13BEA | 17224 bytes |
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