MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised CMS uploads and disposable hosting, suggesting a link farm designed to distribute malicious files. The presence of a 'download button' heuristic further supports a lure-based attack. ClamAV detection and ML classification confirm the malicious nature of the PDF, likely serving as a phishing or trojan delivery mechanism.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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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 http://ahxxzx.com/userfiles/202105/file/mofivalosedujoxupiwinedu.pdf In PDF document text
- https://humantouchtranslations.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/1607594933e274---jafaxadalam.pdfIn PDF document text
- https://smarttactic.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160a35c0b2e195---65457387219.pdfIn PDF document text
- http://plusbateria.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073e1278752c---7756911750.pdfIn PDF document text
- https://spencershaulageltd.co.uk/wp-content/plugins/super-forms/uploads/php/files/99542a47f0be777b5fe2f16d4cf7b17e/wajemalaxupo.pdfIn PDF document text
- http://dijladentalcenter-qa.com/userfiles/file/bonoxulavowefuluduzis.pdfIn PDF document text
- http://planbmedia.hu/files/56305914378.pdfIn PDF document text
- https://alshamiltrading.com/alshamilfiles/file/7510287506.pdfIn PDF document text
- http://zonwering-nederland.nl/ckfinder/userfiles/files/keluxalazobirem.pdfIn PDF document text
- https://nationalshield-uae.com/userfiles/files/84924655578.pdfIn PDF document text
- http://webcertain.net/contentupload/fckeditorUploads/organization_/file/37727544854.pdfIn PDF document text
- http://krupongs.com//images/file/ruvil.pdfIn PDF document text
- http://khanaphatgroup.com/UserFiles/file/lolowu.pdfIn PDF document text
- https://gk-termopanel.ru/wp-content/plugins/super-forms/uploads/php/files/eda6e527c2fc4bf591e669c2f84b455d/52889962662.pdfIn PDF document text
- http://ecohort.com/userfiles/files/lewubividifufabonu.pdfIn PDF document text
- https://alakharia.com/public_html/userfiles/file/pexabezevufone.pdfIn PDF document text
- http://ghgunclub.com/clients/f/f3/f3036db30fa8ed97f94f648fc77c1040/File/85110638944.pdfIn PDF document text
- http://structurecreative.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e2a2fc914f---femosubobow.pdfIn PDF document text
- https://landi-bg.com/images/file/85883978699.pdfIn PDF document text
- http://orderkai.com/uploads/files/kupujarobovilasabukol.pdfIn PDF document text
- http://belgium-ex.com/images/blog//file/66991274083.pdfIn PDF document text
- https://humantouchtranslations.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/1606f2f962533e---15459372207.pdfIn PDF document text
- http://rmgoals.com/userfiles/files/peperom.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=mini+militia+2+hack+version+game+downloadPDF 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_off0000ec5a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC5A | 17332 bytes |
SHA-256: f4579588ed92f749b713c161263d816ecfb273c16d1bef84cf48d0412e4afd51 |
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font_01_sfnt_off00011894.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11894 | 11172 bytes |
SHA-256: fe99cb59b21b6910c9c9ede59d4e14d3ac3fd4b1fc72a18620c5d60110c3642c |
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font_02_sfnt_off0001326a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1326A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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