MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to external sites, many of which are structured as link farms or disposable hosting, suggesting a phishing or malware distribution scheme. The PDF structure and embedded URIs are consistent with techniques used to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9986
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://catamma.ru/uplcv?utm_term=swapper+configuration+apk+download PDF link annotation
- https://ntpuvoice.com/ckfinder/userfiles/files/gekowivuw.pdfIn PDF document text
- http://biosurfest.com/userfiles/files/2101958635.pdfIn PDF document text
- https://mdteam.se/ckfinder/userfiles/files/jozisuvegiv.pdfIn PDF document text
- http://mariautonoleggiomarsala.it/userfiles/files/wogifejebokosuzab.pdfIn PDF document text
- http://uralteplostroy.ru/content/file/4191740869.pdfIn PDF document text
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/94a2ca39f5ebd06c338fcbfa054166c6/xifojiw.pdfIn PDF document text
- http://elitaliaweb.it/upload/file/texopojekaxufaga.pdfIn PDF document text
- http://tea-ra.com/user_data/upload/save_image/files/xozotogi.pdfIn PDF document text
- http://propertiesforrent.com/userfiles/file///zejupiterujufilokivixeja.pdfIn PDF document text
- https://elmaga.lt/components/com_mijoshop/opencart/image/data/files/romometupafumopaxa.pdfIn PDF document text
- http://morecoredesign.com/images/imageUps/files/timakivaditar.pdfIn PDF document text
- http://manvilastrust-org.bvirani.com/ckfinder/userfiles/files/sukinazawujaxuzajovijedu.pdfIn PDF document text
- https://kipass.fr/userfiles/file/60000556598.pdfIn PDF document text
- https://likeevent.it/writable/public/userfiles/file/mogejevevuvumavon.pdfIn PDF document text
- http://tinhdauvietnam.vn/upload/files/16065014141.pdfIn PDF document text
- https://instalacje-elektryczne.net/ckfinder/userfiles/files/37961414159.pdfIn PDF document text
- http://manavpublicschool.org/manav/userfiles/file/wofusajarediluzalafesirip.pdfIn PDF document text
- http://noxsun.com/jingkelun/userfiles/files/20210908025849.pdfIn PDF document text
- https://www.auto-ecole-acm.com/ckfinder/userfiles/files/48756466292.pdfIn PDF document text
- https://radiosmile.hu/upload/file/25686430899.pdfIn PDF document text
- https://intekcanada.com/ckfinder/userfiles/files/37651371086.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_off0000b034.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB034 | 16760 bytes |
SHA-256: d3fc61144ac983ec7ab58d9aa5f4a0acadc832c70713706a1e1d7c3916f6c004 |
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font_01_sfnt_off0000da94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA94 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f2ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2AB | 10980 bytes |
SHA-256: aa260c94b73340ba6e8ea91771ef15ea2a873c51aadcfd97311621d633b8e8b5 |
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