MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample 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 it's used to redirect users to potentially harmful websites. The PDF structure and embedded links point towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://wastran.ru/uplcv?utm_term=games+like+doom+eternal+for+android PDF link annotation
- http://worldofpacifiers.com/editor_uploads/system/files/12916608438.pdfIn PDF document text
- https://ximatinhdongnai.com/app/webroot/files/images/pages/files/vezuwerib.pdfIn PDF document text
- http://25630638.kad.tw/kads/ckfinder/userfiles/files/wetob.pdfIn PDF document text
- http://frickcontrols.com/uploads/files/40140185139.pdfIn PDF document text
- https://siliconautomation.com/userfiles/file/bafisoxasi.pdfIn PDF document text
- https://banktapeunadana.com/tapeunadana/bank2/admin/userfiles/file/82219055607.pdfIn PDF document text
- https://paulogomeslda.com/userfiles/file/59904556559.pdfIn PDF document text
- https://goldenlinejsc.com/userfiles/file/najiwevividotimok.pdfIn PDF document text
- https://simon-daulte.com/ckfinder/userfiles/files/21145887054.pdfIn PDF document text
- https://mytshirtcreator.com/app/webroot/files/file/62556167892.pdfIn PDF document text
- https://semagro-msw.ru/pics/images/file/zitiw.pdfIn PDF document text
- https://tumujerrusa.com/userfiles/82360321766.pdfIn PDF document text
- http://hermandadperdon.es/userfiles/file/8264191048.pdfIn PDF document text
- http://vitacanes.com/uploads/files/97758092529.pdfIn PDF document text
- https://ehblending.com/wp-content/plugins/super-forms/uploads/php/files/e0ef607aa046f8ed5e495a84cd3fd2f4/92803355040.pdfIn PDF document text
- http://mueblesdepladur.es/1/userfiles/file/58980550118.pdfIn PDF document text
- http://holzweiss.at/vilajebasaragog.pdfIn PDF document text
- https://gymlesgeants.com/upload/editor/file/92194469587.pdfIn PDF document text
- http://tdvvietnam.vn/webroot/img/files/naborujif.pdfIn PDF document text
- https://jv-cms.crazy-jessie.nl/uploads/files/87636945493.pdfIn PDF document text
- https://www.caesarstravel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613180c18e54f---lowuruvasotofani.pdfIn PDF document text
- http://szwygs.com/upload/25932319848.pdfIn PDF document text
- http://vicc.huh.hu/UserFiles/File/besuladoxarofilalefus.pdfIn PDF document text
- http://kk-gorenjska.si/uporabnik/file/5193536422.pdfIn PDF document text
- http://dagmar-e.de/userfiles/file/91522505406.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_off0000f392.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF392 | 17280 bytes |
SHA-256: c5aa7d43d1ee4bf903c35ead13bc18ec8598c8112be63e79dde3bc2a008d8936 |
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font_01_sfnt_off00012007.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12007 | 10648 bytes |
SHA-256: 264a2b7f61478967803493756f0e4f3a2ba45259f8f1edf03f600dbf0e4a0b35 |
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font_02_sfnt_off00013867.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13867 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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