MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external URIs and is identified as a link farm on disposable hosting, suggesting it's used to redirect users to potentially harmful sites. The PDF structure and embedded links point towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
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://laborke.ru/uplcv?utm_term=dragon+ball+z+kai+season+1 PDF link annotation
- http://www.driftime.ee/wp-content/plugins/formcraft/file-upload/server/content/files/16146941825d93---88557498131.pdfIn PDF document text
- http://refah4ter.info/basefile/hotelrefah4terir/files/rabupapuderewilurax.pdfIn PDF document text
- http://turbotechnik24.de/userfiles/file/27838896192.pdfIn PDF document text
- http://gzky.cn/dubeite/ckfinder/userfiles/files/20210918_121853.pdfIn PDF document text
- http://businessdevelopmentcenter.pl/uploads/userfiles/files/vikoviwiwalaw.pdfIn PDF document text
- http://xageunion.com/userfiles/file/74888648094.pdfIn PDF document text
- https://www.hermanosvalerorecio.com/ckfinder/userfiles/files/15451571091.pdfIn PDF document text
- http://arrhythmiaclinic.com/userfiles/file/20210921193020.pdfIn PDF document text
- https://tradingphrases.com/userfiles/files/bepexukow.pdfIn PDF document text
- https://protectname.xyz/whoisprivacy/userfiles/files/59907096929.pdfIn PDF document text
- http://epmachine.ru/d/files/5498698391.pdfIn PDF document text
- http://xn----otbb6ahq3d.xn--p1ai/ckfinder/userfiles/files/18788118468.pdfIn PDF document text
- http://www.jindatunnel.com/up_files/file/82739948663.pdfIn PDF document text
- http://daehnfeldt.com/userfiles/file/riwitexukukebukir.pdfIn PDF document text
- http://xn--80aaffebba2apgigwiiececnggk9e4k.xn--p1ai/pict/file/bijikupubeto.pdfIn PDF document text
- http://cnhhgj.com/upfiles/userfiles/file/46842647532.pdfIn PDF document text
- http://parentini.it/userfiles/files/18937202535.pdfIn PDF document text
- http://machinesupplier.cn/data/product/file/2021910_145352_732.pdfIn PDF document text
- https://suthuytinh.com/app/webroot/uploads/files/gatexodovas.pdfIn PDF document text
- https://hram-uspeniya.ru/ckfinder/userfiles/files/weferapazoselax.pdfIn PDF document text
- http://matsonconstruction.net/userfiles/file/81012334058.pdfIn PDF document text
- https://varida-tech.com/ckfinder/userfiles/files/10149297230.pdfIn PDF document text
- https://cuatudongbinhduong.net/uploads/files/26858359738.pdfIn PDF document text
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/sarotew.pdfIn PDF document text
- https://jajugroup.com/ckfinder/userfiles/files/86094444421.pdfIn PDF document text
- https://vibanghanoi.com/uploads/files/98310896542.pdfIn PDF document text
- 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_off0000b1ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1CE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c9e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC9E5 | 10532 bytes |
SHA-256: 6bfa29c1afd4f9b23c84f40ae5732b70cedbf2b4278637acb7a257f20145d895 |
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font_02_sfnt_off0000e201.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE201 | 16868 bytes |
SHA-256: 8a34e2c39acb9481f2949c4b4214fedebe79cbac8dbfbdf8941acfd0b1736bef |
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