MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, with heuristics indicating it functions as a link farm directing users to numerous external PDF files. The presence of many unknown reputation URLs suggests a phishing or malware distribution attempt. No scripts were extracted, but the overall structure and heuristic firings point to a malicious document designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9966
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 http://ttmm.co.jp/ckfinder/userfiles/files/73502881251.pdf In PDF document text
- http://psychologyforeverybody.com/ckfinder/userfiles/files/52723418697.pdfIn PDF document text
- http://kangshi-you.com/uploads/files/202109230225327213.pdfIn PDF document text
- https://thaiwoodengames.com/files/upload/files/84467695940.pdfIn PDF document text
- http://cableesmaltado.com/d/files/xadipazebe.pdfIn PDF document text
- http://mitroc.com/userfiles/file/55718207570.pdfIn PDF document text
- http://noahmission.org/dataroom/file/39335055887.pdfIn PDF document text
- https://haps.company/wp-content/plugins/super-forms/uploads/php/files/0173e888cc2736094ae8107250a936aa/gesufeloxijepagid.pdfIn PDF document text
- http://domario.ru/userfiles/file/80167337326.pdfIn PDF document text
- http://www.kowel.com/ckfinder/userfiles/files/1632512818.pdfIn PDF document text
- http://radio-salsa.fr/php/rs/filesupload/file/21550512500.pdfIn PDF document text
- http://xn----ftbkdcamitb5h.xn--p1acf/files/fck/file/kixozerumimisokipomabe.pdfIn PDF document text
- http://ferrocom-spb.ru/userfiles/files/katerikibu.pdfIn PDF document text
- https://nsaimmigration.com/userfiles/file/sabofopukul.pdfIn PDF document text
- http://adirondackseafood.com/ckfinder/userfiles/files/63318128963.pdfIn PDF document text
- http://novichiha.ru/pic/file/59159014885.pdfIn PDF document text
- https://alamansyria.com/userfiles/file/jikiweruwamabesofaxij.pdfIn PDF document text
- http://dmn.ca/wp-content/plugins/formcraft/file-upload/server/content/files/161406a351f744---46146644988.pdfIn PDF document text
- https://www.milestonesmn.org/ckfinder/userfiles/files/jewanexabuvotebejaten.pdfIn PDF document text
- https://channeloflove.com/ckfinder/userfiles/files/11139119825.pdfIn PDF document text
- https://hideab.se/tc/Mediagalleri/file/zonem.pdfIn PDF document text
- https://www.lipca.com/ckfinder/userfiles/files/bovimabarofevilefakukuf.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=live+wallpaper+one+piece+androidPDF 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_off0000acc2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xACC2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c4d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC4D9 | 10348 bytes |
SHA-256: d69cca8d32e406d85309d86b264ca99c6da1cad4646d5cfbcc7fa82ef231c0bf |
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font_02_sfnt_off0000dc4e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC4E | 14660 bytes |
SHA-256: 763643cddf7fc6fc9121e5a162c7b156cf385e3c048f8538d9b32149febc930e |
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