MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many pointing to domains associated with compromised CMS uploads or disposable hosting, indicating a link farm designed to distribute malicious content. ClamAV detection and ML classification strongly suggest malicious intent, likely for phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/29eg9ou3vi2oga0foekp8p37t7/jasovuvobuzapinoralox.pdf In PDF document text
- http://xedaphcm.com/luutru/files/buvurokibapal.pdfIn PDF document text
- https://systematix.pl/userfiles/file/mubuwoga.pdfIn PDF document text
- https://www.wikiwebagency.it/wp-content/plugins/super-forms/uploads/php/files/f733b5f3c8a82b401fe1e7f0be5950e3/tometanifaviwa.pdfIn PDF document text
- http://erodiertechnik-wenzel.de/userfiles/file/zitegemanesuveniman.pdfIn PDF document text
- https://ef.msfoody.com/upload/files/patepenataxawerulu.pdfIn PDF document text
- https://paulogomeslda.com/userfiles/file/29245604163.pdfIn PDF document text
- https://minhvuongthuphap.com/upload/ck/files/vixafisovafeb.pdfIn PDF document text
- http://danbikoreansj.com/uploads/files/petazasib.pdfIn PDF document text
- http://architettorobertafasola.eu/userfiles/files/63829921959.pdfIn PDF document text
- https://webkapper.nl/ckfinder/userfiles/files/taxeganipizotiso.pdfIn PDF document text
- http://modelseafarm.com/kweb/ckfinder/userfiles/files/87496877611.pdfIn PDF document text
- https://betalinktech.com/blmedia/file/36361324589.pdfIn PDF document text
- https://doitoutdoorz.com/file/n7SAnuSPXM9b8OrI.pdfIn PDF document text
- https://callmarkinvestments.com/callmark/files/32775206309.pdfIn PDF document text
- http://sure2trips.com/bot/ckfinder/uf/files/13540183201.pdfIn PDF document text
- http://milkexim.ru/imgeditor/file/55060654465.pdfIn PDF document text
- https://tivicom.vn/upload/files/wezumomesusefaj.pdfIn PDF document text
- https://roadtoring.com/wp-content/plugins/super-forms/uploads/php/files/f20753156fd4071a6d53f1f48d5317f4/lesebev.pdfIn PDF document text
- https://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613e3fc50c649---kafinuzito.pdfIn PDF document text
- http://upoart.com/ckfinder/userfiles/files/92376174518.pdfIn PDF document text
- https://livewireeventz.com/userfiles/file/66650181698.pdfIn PDF document text
- http://xn--9w3b11kh5l.com/ckupload/files/67972599028.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=chinese+political+systemPDF 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_off0000dd49.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD49 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f560.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF560 | 10684 bytes |
SHA-256: f7028fdab9d198c52427a5918b0c86f62437266e2a08f0f8aea55cef29a1ab85 |
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font_02_sfnt_off00010dbb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DBB | 20808 bytes |
SHA-256: bfde18274ce15198f819428431e28017125598c62c52013850ea4bb349b58a68 |
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