MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, a common technique for executing malicious code within documents. It also features numerous external links, many pointing to PDF files hosted on potentially disposable domains, suggesting a link farm or phishing lure. The ClamAV detection and ML classifier strongly indicate malicious intent, likely for distributing malware or conducting phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 6
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://ansing.nl/userfiles/file/41218940536.pdf In PDF document text
- https://spheresignal.com/app/webroot/userfiles/files/71548162981.pdfIn PDF document text
- http://escrima-rlp.de/userfiles/file/48691902257.pdfIn PDF document text
- https://eliteplacementagency.com/uploads/files/xatalen.pdfIn PDF document text
- http://www.multigacos.com/admin/uploaded/fck/file/tekopimavoxabumofel.pdfIn PDF document text
- https://fullgame.hu/uploads/files/14696795715.pdfIn PDF document text
- https://mut-zur-veraenderung-hambuch.de/userfiles/file/tetifoxibo.pdfIn PDF document text
- https://www.ksmt.edu.np/assets/ckfinder/userfiles/files/18297829514.pdfIn PDF document text
- https://pluviaterra.mx/wp-content/plugins/super-forms/uploads/php/files/b312a95ea4e43d6255db54ec995df88b/32709270641.pdfIn PDF document text
- http://paradoxine.com/upload/files/48577312398.pdfIn PDF document text
- http://zhengfutz.com/v15/Upload/file/2021991250205215.pdfIn PDF document text
- http://dailynewsodia.com/assets/ckfinder/core/connector/php/uploads/files/wozivumupenareruzumu.pdfIn PDF document text
- https://dom4m.by/userfiles/files/renesefufejupakas.pdfIn PDF document text
- https://goez3.com/10005001208290177/ckfinder/userfiles/files/parupodemalipaxuvobo.pdfIn PDF document text
- https://windsbs.biz/files/file/3496772834.pdfIn PDF document text
- http://portalinmobiliario24.com/uploades/fckeditorfile/3757447270.pdfIn PDF document text
- http://alpanelektrik.com/depo/sayfaresim/file/83064253326.pdfIn PDF document text
- http://hanabi-la.com/uploads/files/jexuk.pdfIn PDF document text
- https://upaspor.com/resimler/files/72026669604.pdfIn PDF document text
- https://4cmedica.com/ficheiros_upload/file/wetopupemilobepolexana.pdfIn PDF document text
- http://reutlinger.pl/userfiles/file/34151996235.pdfIn PDF document text
- http://mywayrtk.info/userfiles/file/45422137643.pdfIn PDF document text
- https://jatransfer.com/userfiles/file/zusizipul.pdfIn PDF document text
- http://lezeckastenakosice.sk/upload/files/17768557151.pdfIn PDF document text
- http://conservativista.com/js/ckfinder/userfiles/files/13448489596.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=download+cheat+my+tom+2PDF 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_off0000dbbc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBBC | 18852 bytes |
SHA-256: 2c5f26a026b3dff3c63e218f30394f29d221f8e6eaca1254494ab7a673b146dd |
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font_01_sfnt_off00010d1c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D1C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012533.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12533 | 10596 bytes |
SHA-256: c7a3572d2dd7990d63b2af1939ee6a927fd1ae6d57d4c03fafe9757c7dc70ca4 |
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