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, with one specifically identified as a link farm on disposable hosting, suggesting a phishing or malware distribution lure. The PDF's structure and the presence of many external links point towards an attempt to redirect users to potentially harmful websites.
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://pistant.ru/uplcv?utm_term=pet+hotel+premium+mod+apk PDF link annotation
- https://balticstroy.com/uploads/files/49120954771.pdfIn PDF document text
- https://nazragame.com/calisma2/files/uploads/82442264118.pdfIn PDF document text
- https://www.htlexpress.com/ckfinder/userfiles/files/rokutelinimatijaze.pdfIn PDF document text
- https://expobar.vn/app/webroot/files/images/pages/files/9693365763.pdfIn PDF document text
- http://montex.pro/uploads/userfiles/file/rolef.pdfIn PDF document text
- https://nocnepal.org.np/ckfinder/userfiles/files/72253593704.pdfIn PDF document text
- https://tidymoney.com/ckfinder/userfiles/files/19649541790.pdfIn PDF document text
- http://lnhaihui.com/userfiles/file/20210904172301_749142962.pdfIn PDF document text
- http://huarui-bio.com/upload/files/posevapozumakepa.pdfIn PDF document text
- https://poldercuptrofee.nl/site/admin/ckfinder/userfilesfiles/4688123294.pdfIn PDF document text
- http://osstemcardiotec.com/files/fckeditor/file/724403538613356d187c8a.pdfIn PDF document text
- http://otestmanager.org/club/data/userfiles/file/20210904142103.pdfIn PDF document text
- http://tobn56.com/UpFiles/file/59822707503.pdfIn PDF document text
- http://3duct.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b50f1401e7---2386331057.pdfIn PDF document text
- http://omonetach.pl/foto/ilustracje/file/56103747046.pdfIn PDF document text
- http://originalavto.ru/userfiles/file/58774003187.pdfIn PDF document text
- http://autolubitel-irk.ru/userfiles/file/tipedurivigotex.pdfIn PDF document text
- https://bienenaktuell.com/sites/bienenaktuell.com/files/file/xogivupikajijelomavimolin.pdfIn PDF document text
- https://systematix.pl/userfiles/file/kugobawodekejiroxufolud.pdfIn PDF document text
- http://p-energo.ru/content/file/69213439039.pdfIn PDF document text
- http://niszczeniewaw.pl/userfiles/file/pogewonudowewolevuvaru.pdfIn PDF document text
- http://alpes-de-haute-provence.proximeo.com/ckfinder/userfiles/files/78670514984.pdfIn PDF document text
- http://goref.ru/files/file/74340615603.pdfIn PDF document text
- http://www.psoealora.es/ckfinder/userfiles/files/nutipob.pdfIn PDF document text
- http://lynxauto.ru/userfiles/file/gujupufuguvisujenofoso.pdfIn PDF document text
- http://azseal.net/uploads/userfiles/file/99333556673.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_off0000bc48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC48 | 10580 bytes |
SHA-256: 8ad6b9f55a696650954cd6f9610176391940f4d8e1586bad2c385c8db7d5cb1b |
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font_01_sfnt_off0000d461.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD461 | 16292 bytes |
SHA-256: cbb92a656780a2f6c994a004faf09284017bfc3f8650ae9f1812914cc669a2c9 |
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font_02_sfnt_off0000fe17.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE17 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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