MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, directing users to multiple external URLs hosted on potentially compromised websites. The presence of numerous unknown URLs suggests an attempt to distribute phishing content or malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://hightechrustremovers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16140fa3743630---79521319140.pdf
- http://stjconsulting.it/userfiles/files/sonamarigixujowusepomes.pdf
- http://dolonchem.com/upload/files/68211561058.pdf
- https://gulfcans.com/home/madarmun/public_html/gulfcans/images/bulk_images/files/40233349220.pdf
- https://alcc.vn/wp-content/plugins/super-forms/uploads/php/files/hdjembaeagdj3srqggug6cvm89/8485728096.pdf
- https://citronel.com/userfiles/files/jarokeluvurojilukozoko.pdf
- https://hfbee.tw/upload/ckfinder_temp/files/20210913164934.pdf
- https://penzion-palice.cz/content/gakita.pdf
- http://www.offshoreyachts.net/web_upload/editor/files/baxokin.pdf
- https://oykufestivali.com/ckfinder/userfiles/files/sefibafafaruredatedon.pdf
- https://nirkongrp.com/ckfinder/userfiles/files/61310070996.pdf
- https://dobre-akce.cz/media/files/file/69065132816.pdf
- https://braveathlete.net/geektic/files/21399965053.pdf
- https://mahanakhon.pacedev.com/ckupload/files/kipawodeto.pdf
- https://www.sensiblemachines.com/ckfinder/core/connector/php/files/fobarekitijoditeteder.pdf
- https://www.novet.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613fa0bf20325---45535615677.pdf
- http://grafiport.com/userfiles/file/48506393151.pdf
- http://proclima-membranes.ru/userfiles/file/velenisijonogob.pdf
- https://wsbtitan.com/images/file/tipogud.pdf
- http://clarklawtexas.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/pufipa.pdf
- https://beautifullifeuk.com/wp-content/plugins/super-forms/uploads/php/files/6189da538a91f01539b050b7b8452955/dapabadufax.pdf
- http://33podarka.ru/pictures/files/38968786308.pdf
- http://suaups.net/userfiles/file/kilijulelonaragalujive.pdf
- https://pelicanfinancialnetwork.com/ckfinder/userfiles/files/ralemo.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=android+overclock+app+without+root
- 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_off0000e972.bin6744fbb216ffa748e657c5cb982aabe7d90fab9995e1d1e3c8c62883d27f5359 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE972 | 17548 bytes |
font_01_sfnt_off000116f3.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116F3 | 16792 bytes |
font_02_sfnt_off00012f0a.bin7421a99da1515e233a222c90116c7832cc91169ff1d1eacc1a757e9fcaf2c29a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F0A | 10768 bytes |
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