MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to disposable domains, characteristic of a link farm designed to obscure the ultimate destination or host malicious content. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggests a malicious intent behind the URL distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://meble-tk.pl/userfiles/file/4707685199.pdf In PDF document text
- http://studio5r.com/userfiles/files/3934826712.pdfIn PDF document text
- http://j-club.eu/userfiles/file/buwuwugukaratazesupuzu.pdfIn PDF document text
- http://belv.ru/userfiles/file/1120393002.pdfIn PDF document text
- http://voszveszprem.hu/_user/file/33448622540.pdfIn PDF document text
- https://ntiverification.com/userfiles/file/jinorevafimajeg.pdfIn PDF document text
- https://mimpishio2.net/contents/files/dared.pdfIn PDF document text
- https://repare-ton-smartphone.com/userfiles/file/70427450300.pdfIn PDF document text
- http://emblem4home.com/UserFiles/Member/File/taxujujevowajojuviw.pdfIn PDF document text
- http://sun-green.eu/ckfinder/userfiles/files/mesugemasosupo.pdfIn PDF document text
- http://ecosdaliberdade.com/ckfinder/userfiles/files/26222422288.pdfIn PDF document text
- http://kronospan-mofa-hungary.hu/editor_up/lowufunotam.pdfIn PDF document text
- http://caythuocdangian.net/images/files/tubusaxurasusumob.pdfIn PDF document text
- http://qhzs88.com/admin/fckeditor_upfiles/file/2021091903084380554.pdfIn PDF document text
- http://tortsurprise.ru/upload/redactor/files/zigavegubokizijagaj.pdfIn PDF document text
- https://asset-books.com/userfiles/file/76662452027.pdfIn PDF document text
- http://newgrids.com/userfiles/file/9755053265.pdfIn PDF document text
- https://dipinkrishna.com/wp-content/plugins/formcraft/file-upload/server/content/files/161482eb1ba04a---kagopisavesepidinunomibe.pdfIn PDF document text
- https://mysilo.com/upload/ckfinder/files/56614203752.pdfIn PDF document text
- http://fueandhair.com/userfiles/files/fomuvesunebixigikudis.pdfIn PDF document text
- https://billard-hauri.ch/userfiles/file/jakiguzufalamawirezire.pdfIn PDF document text
- http://fnathservices.com/upload/file/kobimezebonukadebalisum.pdfIn PDF document text
- https://www.hadlowsecurityshutters.com/wp-content/plugins/super-forms/uploads/php/files/3797c4c1bf073c948279b83cd070c5e7/34481342652.pdfIn PDF document text
- https://petikdaun.com/contents/files/83718358527.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=friv+2+games+online+freePDF 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_off0000cf42.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF42 | 10624 bytes |
SHA-256: 72cdc5c944a37c7f8c3d5548edef3f144adf440affd83537f842e1c6d28f277d |
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font_01_sfnt_off0000e795.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE795 | 18012 bytes |
SHA-256: e79a543eb64381d18d753a3bddcaaebe19bf8f79b7d303c27f1b623185743f9b |
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font_02_sfnt_off00011604.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11604 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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