MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and numerous URLs, many of which point to compromised WordPress sites or disposable hosting, forming a link farm. This suggests an attempt to redirect users to malicious content, likely for phishing or malware distribution. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9935
Heuristics 7
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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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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://macleanpinesdrivingschool.com.au/wp-content/plugins/super-forms/uploads/php/files/922736834598125c03d8b575a15ac14f/48421693524.pdf In PDF document text
- https://deycaterers.com/ckfinder/userfiles/files/42445018826.pdfIn PDF document text
- http://epoch-making.jp/js/upload/files/94235668712.pdfIn PDF document text
- https://pmms-online.com/assets/file/69255012238.pdfIn PDF document text
- http://thietbinuoitom.vn/uploads/userfiles/file/jotaw.pdfIn PDF document text
- http://ideal-site.ru/userfiles/file/kemunobesoku.pdfIn PDF document text
- https://transport.frontiermyanmar.com/sites/all/libraries/ckfinder/userfiles/files/92291663251.pdfIn PDF document text
- http://shopcode.ru/uploads/file/dofepigemotevus.pdfIn PDF document text
- http://ct-tci.com/cttax/userfiles/files/labikogaluxazenigukejuna.pdfIn PDF document text
- http://majortaylorride.info/images/uploaded/file/89999398235.pdfIn PDF document text
- http://www.mananthavadynorbertines.org/www/js/ckfinder/userfiles/files/35538473762.pdfIn PDF document text
- http://lisaarkinlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/gofagedazarosakegikewulo.pdfIn PDF document text
- http://moriefrusca.com/userfiles/files/52767061879.pdfIn PDF document text
- https://www.dazzlingdecor.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16133548e06624---33660198652.pdfIn PDF document text
- http://ktcyy.com/ckfinder/userfiles/files/rixudadelumo.pdfIn PDF document text
- http://alhegazgroup.com/userfiles/file/sagafugutozerumas.pdfIn PDF document text
- https://www.hadlowsecurityshutters.com/wp-content/plugins/super-forms/uploads/php/files/fe934323ab0e27fe1e3f72b730c67ebf/24914073495.pdfIn PDF document text
- https://mebelihome.ru/upload_picture/nepopixe.pdfIn PDF document text
- http://kalkulacka-hypo.cz/userfiles/files/1567229246.pdfIn PDF document text
- http://rrarental.org/upload/file/sujes.pdfIn PDF document text
- http://artdealer.vn/upload/fckimagesfile/36c527e212b8fca2e6b4b6c38d5d0dfd.pdfIn PDF document text
- http://nuklearmedizin-amro.de/userfiles/file/morovigiledogezen.pdfIn PDF document text
- http://xn----7sbab1bcaqplb0ccyi9d.xn--p1ai/files/file/13607812834.pdfIn PDF document text
- http://www.fattyweng.com.sg/wp-content/plugins/formcraft/file-upload/server/content/files/1613b03b7b688c---juzixaxelagilumel.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=redmi+9c+dual+appPDF 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_off000103b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103B1 | 18108 bytes |
SHA-256: 1ac840a1ce4a056454402980cdc43d55a1a6637677d372621b28c747e7bbc60f |
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font_01_sfnt_off00013337.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13337 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00014b4e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14B4E | 10396 bytes |
SHA-256: 541c710cb042361c2affeb699c05eff49288b26a6266c668e0773d8e5739b312 |
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