MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The numerous embedded URLs point to compromised WordPress sites and other disposable hosting, indicating a link farm designed to redirect users to malicious content. The file's structure and URL patterns suggest it is part of a phishing campaign or a distribution point for further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 6
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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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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://stcatherine.ac.ug/wp-content/plugins/formcraft/file-upload/server/content/files/16079a09f9c991---85020954733.pdf In PDF document text
- http://yachtandgulet.com/userfiles/file/58123876407.pdfIn PDF document text
- http://xn----dtbsgbucafmmaf.xn--p1ai/servimages/editor/files/52396080273.pdfIn PDF document text
- http://nj-rshb.com/v15/Upload/file/2021941938301727.pdfIn PDF document text
- http://www.huntsvillepr.com/files/files/9280964554.pdfIn PDF document text
- https://shared401k.com/wp-content/plugins/super-forms/uploads/php/files/50f8bff00ae7a6d3cbe5574ebc6d5dc1/94701356890.pdfIn PDF document text
- http://nhs71.com/clients/d/d9/d9c6bfbc4bbdd207836d30c01fe5869c/File/39807495394.pdfIn PDF document text
- https://www.hontoys.com.au/wp-content/plugins/super-forms/uploads/php/files/blpj9gd4bvci3atqn3q4fffevf/vufijoxatiki.pdfIn PDF document text
- http://championsview.net/userimages/pejavimi.pdfIn PDF document text
- https://neksav.com/upload/ckfinder/files/8814507337.pdfIn PDF document text
- https://atlasautoglass.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b00c2b0686---zatojopuzinunibobogarukew.pdfIn PDF document text
- https://gk-termopanel.ru/wp-content/plugins/super-forms/uploads/php/files/f4468af47b132ca73e890e20a54ae514/25388901335.pdfIn PDF document text
- https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/77586d3a53d807a8606d5ff228c715c1/9279363151.pdfIn PDF document text
- http://fluitec.fr/ressource/site-image/files/56888707642.pdfIn PDF document text
- http://coaching-scolaire.net/userfiles/file/23033652857.pdfIn PDF document text
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/16123bc0f2eb82---nifosapegak.pdfIn PDF document text
- https://emergent-partners.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081056db7bbb---93254538442.pdfIn PDF document text
- http://effekt-film.de/files/file/11819639735.pdfIn PDF document text
- http://es-umzuege-transporte.de/wp-content/plugins/super-forms/uploads/php/files/ccaae0e943fd4dd57f0fdaea0347549a/ragufixijelabifipizilasul.pdfIn PDF document text
- http://hccc252.ca/clients/e/e4/e484b38507f190a955b66748903449e1/File/togorudiridakeligofaf.pdfIn PDF document text
- https://awlights.com/wp-content/plugins/super-forms/uploads/php/files/d04e3f2b59024712c85d70661adaada8/86033910179.pdfIn PDF document text
- https://kayakbranson.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e4f34776ff---15514617039.pdfIn PDF document text
- https://www.physioaktivkramer.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607c7bd07c1b4---8995747400.pdfIn PDF document text
- http://abnicum.com/files/file/18901217790.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=thermomix+tm6+user+manualPDF 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_off0000e348.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE348 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fb5a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB5A | 17852 bytes |
SHA-256: 5ae83dfe0170c25ef43d95ae6636954e79f25a01f1fef80f59a01ca45f4ced49 |
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font_02_sfnt_off00012977.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12977 | 10704 bytes |
SHA-256: 1872a80f063a4753d9ce0419a9a8fc4914c2cdbc57495c6ad9b262016b02fbc4 |
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