MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
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 https://gmnavarra.es/ckeditor/files/66130433192.pdf In PDF document text
- http://shopsuathientu.com/uploads/userfiles/file/zumidexezeroralilorokupus.pdfIn PDF document text
- http://monarchiaerembolt.hu/tmp/2121263144.pdfIn PDF document text
- https://energiadirect.pl/application/resources/ckfinder/userfiles/files/9652185008.pdfIn PDF document text
- https://takarasushimn.com/userfiles/files/fererali.pdfIn PDF document text
- http://bsp-oblspl.org/ckfinder/userfiles/files/86676379984.pdfIn PDF document text
- http://susasoft.com/upload/userfiles/files/71044441331.pdfIn PDF document text
- https://pilot-nav.socksnbows.com/ckfinder/userfiles/files/mukexudedizafexiwirate.pdfIn PDF document text
- https://ms1oke.com/contents/files/rexiwobuvup.pdfIn PDF document text
- https://cailux.lu/userfiles/files/vebozevifijoboxog.pdfIn PDF document text
- http://intranet.uts.edu.co/portal/app/ckfinder/userfiles/files/kalov.pdfIn PDF document text
- http://grandp.ru/userfiles/file/dunoko.pdfIn PDF document text
- https://kudamatsu.org/userfiles/file/70105781005.pdfIn PDF document text
- http://diagnosticaedilizia.com/userfiles/files/zopemo.pdfIn PDF document text
- https://www.prshots.com/ckfinder/userfiles/files/10355992410.pdfIn PDF document text
- http://gimhaejazz.com/fckeditor/userfiles/image/lelasewebiregugiku.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/161393a7ea61dd---niwofipazigerafipudakuxo.pdfIn PDF document text
- https://servicepapik.ro/files/30278565557.pdfIn PDF document text
- http://kmconlinecme.com/userfiles/file/24054875609.pdfIn PDF document text
- https://chsins.tw/uploads/files/202109081057148054.pdfIn PDF document text
- http://www.oe.com.tw/ezadmin/ckfinder/userfiles/files/famogokafixasizarofowarup.pdfIn PDF document text
- http://agriturismocorteerbatici.it/userfiles/files/lidazabifoguvugugofusa.pdfIn PDF document text
- https://masukpt1.com/contents/files/43150484165.pdfIn PDF document text
- https://www.sistemkabin.com/ckfinder/userfiles/files/12745085480.pdfIn PDF document text
- http://ck-buhgalter.ru/userfiles/file/lozodunebidufapu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=english+test+pdf+intermediatePDF 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_off0000e85e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE85E | 10808 bytes |
SHA-256: cfe3ee0acf66d2d89e0972aac9f1ed578b71366215dc4a6a6a79c1caa4a80b53 |
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font_01_sfnt_off000100ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100CE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000118e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118E0 | 18012 bytes |
SHA-256: a9beea018f8763d675834668c9c81fc133cec6ed5da9709103904918e8a0ca8a |
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