MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external URIs and is identified as a link farm on disposable hosting, suggesting a phishing or malware distribution lure. Although no scripts were explicitly extracted, the PDF structure and embedded URIs point towards an attack pattern involving redirection to potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://synerhu.ru/uplcv?utm_term=call+voice+changer+unlimited+minutes+mod+apk PDF link annotation
- https://leavereview.com/customerinterview/ckfinder/userfiles/files/jarutuludiwuxuze.pdfIn PDF document text
- http://ark-mr.com/data/home/qxu2063190031/htdocs/uploadfile/files/34993033773.pdfIn PDF document text
- http://westpakusa.com/phpsites/vertical_living/uploads/file/zomodipafefepeke.pdfIn PDF document text
- https://big-affaires.com/img/pics/files/rosapadakuweb.pdfIn PDF document text
- https://www.groupe-coelho.fr/ckfinder/userfiles/files/momatorapunuguxojovokavuv.pdfIn PDF document text
- http://cck-brno.cz/ckfinder/userfiles/files/mivifuvazonofegilefovat.pdfIn PDF document text
- https://wickedcheesy.com/images/file/botewebake.pdfIn PDF document text
- https://wasael.com/userfiles/file/46942729067.pdfIn PDF document text
- http://aromacosmetics.bg/assets/userfiles/file/siwojo.pdfIn PDF document text
- http://toitureetfacade.fr/data/Files/mobeki.pdfIn PDF document text
- https://cplastik.eu/data/cms/file/vewozunoxeviponojewika.pdfIn PDF document text
- https://woft-dining.com/webroot/editor-uploads/files/lupijuzimazarejizuji.pdfIn PDF document text
- https://yenhuy.vn/upload/files/woduvojediva.pdfIn PDF document text
- http://limobebe.com/userfiles/files/70214846758.pdfIn PDF document text
- http://kalmi.ru/upfiles/files/familixudovati.pdfIn PDF document text
- https://pima-alarms.net/slicice/file/54895485107.pdfIn PDF document text
- http://wsp.pl/userfiles/file/29595456353.pdfIn PDF document text
- http://ominocoibaffi.it/userfiles/files/sijimiwatuvekom.pdfIn PDF document text
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/5cab6382acfdf0b3c3c2eea568de1fbc/89664600918.pdfIn PDF document text
- http://longarmacademy.net/fckeditor/userfiles/file/vetugevawafavokobi.pdfIn PDF document text
- https://rux-thai.com/ckfinder/userfiles/files/35775889535.pdfIn PDF document text
- http://architectureanddesign.it/userfiles/files/raderorufizejimitivo.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d135518dd2---teres.pdfIn PDF document text
- http://gymostrov.org/gymostrov/userfiles/file/441731144.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_off0000b33b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB33B | 14368 bytes |
SHA-256: 73b0929bd97672e1c3324f2fb00ec80d9265dd0f570511ab70a28a560bc1ea74 |
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font_01_sfnt_off0000d6e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6E0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000eef7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEF7 | 11248 bytes |
SHA-256: 14e952262c7057bbbf498d7085a2e94632c24f58ffb69f75aeccd9ce7bdfae91 |
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