MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a phishing or trojan threat. It contains numerous embedded URLs, with many pointing to potentially malicious PDF files hosted on various domains. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' suggests the document is designed as a link farm, likely to distribute further malicious content or phish users.
Machine Learning
- Nyx PDF Classifier malicious score 0.9959
Heuristics 5
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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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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://flcevent.fcu.edu.tw/plugin/ce1/ckfinder/userfiles/files/20210903072231.pdf In PDF document text
- http://visit-pune.com/userfiles/file/75130439260.pdfIn PDF document text
- https://www.sesc-am.com.br/Selecao/ckfinder/files/xapokesufum.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/161331af797318---volenibikodazuwi.pdfIn PDF document text
- http://verkaufs-akademie.com/userfiles/file/pedunusotez.pdfIn PDF document text
- https://247christianity.org/fckeditor/userfiles/file/vositowuk1630807071.pdfIn PDF document text
- http://cs-web-design.de/ablage/userfiles/files/10426286336.pdfIn PDF document text
- http://guidesdugrandlarge.fr/images/import/file/depemurevane.pdfIn PDF document text
- http://globalfeedindustry.com/upload/files/fusirijajilowedejuwumir.pdfIn PDF document text
- http://alsace.annuaire-regional.com/ckfinder/userfiles/files/17544193907.pdfIn PDF document text
- https://hyundainhapkhau.vn/upload/files/57600294986.pdfIn PDF document text
- http://auroraenergyproject.it/userfiles/files/bifapomepewaviripe.pdfIn PDF document text
- https://www.kindspring.org/inc/ckfinder/userfiles/files/70170945728.pdfIn PDF document text
- http://uniondrygoods.com/fckeditor/userfiles/file/27071676157.pdfIn PDF document text
- http://vatlieubaooncachnhiet.com/userfiles/file/guzuvibilawafizanabofap.pdfIn PDF document text
- http://ballmillfactory.com/d/files/nofisebepesefotuwara.pdfIn PDF document text
- http://hurtowniagrafit.pl/userfiles/file/torogogupowijuvexajuxe.pdfIn PDF document text
- http://ahnil.com/userData/board/file/ligitifanokekejuzuwuvazer.pdfIn PDF document text
- https://ljlconst.com/admin/images/file/33947622185.pdfIn PDF document text
- https://gamma-electronics-eg.com/userfiles/files/roduvebod.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/161321b8cd9c67---87947093388.pdfIn PDF document text
- https://tfsroanoke.com/home/tfs/public_html/new/ckfinder/userfiles/files/58402438016.pdfIn PDF document text
- https://bokseinstituttet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16134fcf9546d4---9596083449.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=peliculas+espa%C3%B1olas+completas+online+gratisPDF 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_off0000aef8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAEF8 | 14920 bytes |
SHA-256: 4f4f50383892f52b964a7e1275e9da383e5e1c96785d8364ed3ec32919de6dd2 |
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font_01_sfnt_off0000d3f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3F7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ec0e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC0E | 11024 bytes |
SHA-256: 9ffb078b128952683e2d690fbbfc33f20f5d425821593815ceb63f22c4f16f53 |
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