MALICIOUS
172
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded JavaScript and multiple external URIs, indicating it is designed to redirect users. Several heuristics point to a link farm hosted on compromised or disposable domains, suggesting a phishing or malware distribution lure. The ClamAV detection and ML classifier strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
Heuristics 8
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://allytemp.ru/uplcv?utm_term=i23+movies+download
- https://livstyle.ro/home/livstyle/public_html/uploads/files/birefepejomomokelokeve.pdf
- https://catwalkdogcome.com/editor_upload_image/file/99269361820.pdf
- https://gertiesbloomers.com/kousumi/nulook/upload/fckimages/file/luzixam.pdf
- https://euroquimicadistribucion.com/zabaleta/data/imagenes_contenidos/file/3371125714.pdf
- https://eseninternational.com/uploads/files/48152351028.pdf
- http://chamdure.com/DATA/files/voxes.pdf
- http://go-pxl.com/uploads/files/17876555683.pdf
- http://go-trec.com/wp-content/plugins/super-forms/uploads/php/files/h5i32625cq5vsvfo0h9leo874l/jorafefizagosi.pdf
- https://snpwachq.com/files/js/ckfinder/userfiles/files/32649145637.pdf
- http://dirpub.org/editor/ckfinder/userfiles/files/lapul.pdf
- https://ezgoe.com/10005001208290177/ckfinder/userfiles/files/kakova.pdf
- https://ekselantechnology.solutions/ckfinder/userfiles/files/doposamusuxadujoxojo.pdf
- http://architettotoma.it/userfiles/files/pizupukokepit.pdf
- http://deurwater.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133189a63853---kamibugaporefuletomoki.pdf
- http://pspectr.ru/userfiles/file/petagututoriwevum.pdf
- http://weforyou.it/userfiles/files/70242011303.pdf
- http://bergfin.se/wp-content/plugins/formcraft/file-upload/server/content/files/1613fd7d87e57e---pamalezokoperazoxegu.pdf
- http://theofficefurniturestore.com/ckfinder/userfiles/files/6461929977.pdf
- https://supermovi.com/userfiles/files/mokezesuteguwoneb.pdf
- https://drproperty.in/userfiles/file/88310064940.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_off0000dd41.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD41 | 16792 bytes |
font_01_sfnt_off0000f558.binbd2c748f25e1644d258aa3a5125f90a683beaa30534a203112d7436fd0e585c2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF558 | 10608 bytes |
font_02_sfnt_off00010da7.bin7b5d489089c9062d3a334fbc1c32fbfc25f71f5b214456c603bd54ed2854c32c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DA7 | 17692 bytes |
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