MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. The document contains numerous links, many pointing to compromised CMS upload directories, suggesting it's part of a link farm designed to redirect users to malicious content. The 'SE_INVOICE_LURE' heuristic indicates the document's content is designed to trick users into clicking these links by impersonating an invoice or payment request.
Machine Learning
- Nyx PDF Classifier malicious score 0.9864
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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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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://adabaskimerkezi.com/upload/file/92161368676.pdf In PDF document text
- https://bbox.ru/images/shared/file/24479023664.pdfIn PDF document text
- http://protech.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/16080240827bd5---17121685713.pdfIn PDF document text
- https://themodernla.com/wp-content/plugins/super-forms/uploads/php/files/46d482857f47349c62560ef36835a80c/67034620780.pdfIn PDF document text
- http://cainghienbinhduong.com/uploads/userfiles/file/golugomevab.pdfIn PDF document text
- http://maduraigarlandshop.com/userfiles/file/71689754969.pdfIn PDF document text
- https://fiambreszav.com/wp-content/plugins/super-forms/uploads/php/files/4dc2b1fb6633b87ab23e8802d22b3596/netulusaxalime.pdfIn PDF document text
- https://mediaget.ru/userfiles/files/95336466849.pdfIn PDF document text
- http://dotacjedlaoze.pl/userfiles/file/latitadi.pdfIn PDF document text
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a11e904d623---rasalojidejor.pdfIn PDF document text
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160be5238be1f6---22105998460.pdfIn PDF document text
- http://gapp.fr/medias/files/92947774799.pdfIn PDF document text
- https://www.grandeprairie.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609b9c3f88131---47590014768.pdfIn PDF document text
- http://minhledtran.com/luutru/files/37540438158.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e93f575dc65---45184391097.pdfIn PDF document text
- http://www.realisthotel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160efedf71f66e---93807360771.pdfIn PDF document text
- https://cissud.com/uploads/ck_editor/files/27626039085.pdfIn PDF document text
- http://sieckultury.pl/wp-content/plugins/super-forms/uploads/php/files/9ec13e009bd48d3f269d04af8eaab4cb/23566317657.pdfIn PDF document text
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a781890fb72---73748290087.pdfIn PDF document text
- http://sgyscom.com/upload_fck/file/2021-6-26/20210626145609437820.pdfIn PDF document text
- https://dacinsara.ro/fckfiles/file/fakakofedutijoxuzisu.pdfIn PDF document text
- https://web-sila.ru/wp-content/plugins/super-forms/uploads/php/files/6ad443aec64475689deb6c189d312a8b/kukopunaxid.pdfIn PDF document text
- https://www.hospedeagora.com.br/wp-content/plugins/super-forms/uploads/php/files/kub2ao46pt61ej67emglltcrad/88996227577.pdfIn PDF document text
- http://zonweringbelgie.be/ckfinder/userfiles/files/37712022710.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=systems+understanding+aid+9th+edition+solutions+manual+pdfPDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000121d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121D8 | 18332 bytes |
SHA-256: 69a5dec7ee2376e080ff0f89506f52433ea8f0336f441021b25e33f9c3a2ea7b |
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font_01_sfnt_off000150b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x150B6 | 16728 bytes |
SHA-256: d506a56639183fd898cd2ce8b4936979a2900d377b6d984a4c428b82db6a9458 |
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font_02_sfnt_off00016875.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16875 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_03_sfnt_off0001808c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1808C | 11400 bytes |
SHA-256: 84c4b35bd929094df0d3344befd239117aee5f2d64032af68b009c2570f73fa4 |
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