MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to PDF files on potentially disposable hosting, suggesting a link farm or redirection mechanism. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a tactic to obscure the final destination. While no scripts were explicitly extracted, the nature of the embedded URLs and the overall detection suggests a phishing or malware distribution attempt, likely initiated via spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://geriatriccarenewjersey.com/userfiles/files/wifizejiguxepuz.pdf In PDF document text
- http://nb-magnet.com/upload/files/98507898025.pdfIn PDF document text
- https://estidevelopers.com/wp-content/plugins/super-forms/uploads/php/files/23fa0343d33db644bf09bdb14d6c9ecd/49802364536.pdfIn PDF document text
- http://richmediahouse.com/admin/uploads/file/zobegokedunupezenusaxi.pdfIn PDF document text
- http://reylab.com/userfiles/file/sivakef.pdfIn PDF document text
- http://mmdplus.com/userfiles/files/20210901_073015.pdfIn PDF document text
- https://bizimpin.com/calisma2/files/uploads/59024292586.pdfIn PDF document text
- http://lyzjkgm.com/d/files/subegevetu.pdfIn PDF document text
- http://alfavs.eu/userfiles/file/53719211588.pdfIn PDF document text
- https://wfca-czech.cz/temp/userfiles/files/kawesogipiwir.pdfIn PDF document text
- http://wienbildarchiv.com/upload_files/files/jivatokerapujiga.pdfIn PDF document text
- https://www.lipca.com/ckfinder/userfiles/files/pozirezazegokepuxuxexodu.pdfIn PDF document text
- https://nadrozmerne-sklo.cz/uploads/10808846930.pdfIn PDF document text
- https://hattshopping.com/admin/assets/images/ckfiles/wutavilodemidazixaxivijox.pdfIn PDF document text
- https://stancijanegrin.com/userfiles/file/gugatobusukamalemuvo.pdfIn PDF document text
- https://alicantea.centralcms.cloud/galeria/files/vesosidelewera.pdfIn PDF document text
- http://sochi-polyana.com/ckfinder/userfiles/files/falefumutime.pdfIn PDF document text
- http://prasongp.com/file_media/file_image/file/vubugewinedixemenil.pdfIn PDF document text
- http://eluvial.com/sites/all/sites/eluvial.com/files/zigasozusajogeniduna.pdfIn PDF document text
- http://santabruna.cl/upload/file/11626662439.pdfIn PDF document text
- http://gillsandgeckos.com/userfiles/file/zawadiwugibugijejepo.pdfIn PDF document text
- http://totaleclipsenv.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a159abb9f6---63825310004.pdfIn PDF document text
- https://bedandbreakfastchia.it/userfiles/file/safadafolulisevuvozibaxi.pdfIn PDF document text
- https://stephankeppel.com/userfiles/file/50310868871.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=brochill+app+in+play+storePDF 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_off0000ddb6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDB6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f5c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5C8 | 18180 bytes |
SHA-256: 70f92c0779a778688e47ae00ab8a3531f9ca5e51ead3c7b9fbc6328e315b502a |
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font_02_sfnt_off000124b9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124B9 | 10640 bytes |
SHA-256: 2dd6271e3b6f6e2f5804baf2a64261d05a5248693c25f52ae9cb7e7986388b03 |
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