MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, many of which point to compromised CMS upload storage or disposable hosting, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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 http://tajesink.com/Uploadfiles/files/konumopawuzepekije.pdf In PDF document text
- https://montpellier-business-plan.com/mbp/upload/images/images/upload/ckfinder/xuwosumomafiwomov.pdfIn PDF document text
- http://dxline.eu/userfiles/file/35456600488.pdfIn PDF document text
- https://journeypeople.cc/wp-content/plugins/super-forms/uploads/php/files/32c5566e9dca4e90633e6a4f65e791a4/56524718849.pdfIn PDF document text
- http://siltukai.lt/userfiles/file/sobazonakoxipavap.pdfIn PDF document text
- http://dpnovelty.com/upload/files/ketiribavaxuxipomixepizup.pdfIn PDF document text
- http://nanoscopy.ru/uploads/files/60973970726.pdfIn PDF document text
- http://www.dadosefatos.net.br/wp-content/plugins/formcraft/file-upload/server/content/files/1612ee3d874c2e---25508510233.pdfIn PDF document text
- https://learningsolution.ca/userfiles/files/57042508168.pdfIn PDF document text
- http://www.driftime.ee/wp-content/plugins/formcraft/file-upload/server/content/files/16147c1693144c---17513365168.pdfIn PDF document text
- http://adice-area.com/pictures/files/fesemozupadebumopivoxa.pdfIn PDF document text
- https://media-get.ru/userfiles/files/dekejiriwedup.pdfIn PDF document text
- http://thietbikhachsanvinhhung1.com/upload/files/45781007984.pdfIn PDF document text
- https://suthuytinh.com/app/webroot/uploads/files/91334624602.pdfIn PDF document text
- http://vitajeans.com/ckfinder/userfiles/files/gidadi.pdfIn PDF document text
- https://karapinarinsaat.net/userfiles/upload/file/67530291888.pdfIn PDF document text
- http://jualumnitoronto.com/editor/uploadfiles/xabutetokebivexokatujopo.pdfIn PDF document text
- http://dydlhx.com/upfiles/file///72528746337.pdfIn PDF document text
- https://www.getfitcrew.com/wp-content/plugins/formcraft/file-upload/server/content/files/16144bb2c43614---vizomegenanexukokigar.pdfIn PDF document text
- http://amy-tsai.com/images_express/userfiles/files/zaxizo.pdfIn PDF document text
- https://n-vv.dk/userfiles/file/30292812528.pdfIn PDF document text
- http://falconltd.pl/cache/file/88589208761.pdfIn PDF document text
- http://novo-foto.ru/ckfinder/userfiles/files/wisorobemusuxanipub.pdfIn PDF document text
- http://feedproxy.google.com/~r/Xvkpad/~3/EqozwcbAC44/uplcv?utm_term=gme+stock+shortsPDF 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_off0000daf4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAF4 | 17508 bytes |
SHA-256: 6541a64bfaca880f6ac7a6ab149bffbd87fdacc794227afad88aa5986c4c82a2 |
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font_01_sfnt_off00010857.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10857 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001206e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1206E | 10224 bytes |
SHA-256: b4c4b89c237d422141bb480a2072301eb01d89c9acb861edd82eddec1b01cb68 |
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