MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was detected as malicious by ML classifiers and ClamAV, specifically identified as a phishing trojan. It contains numerous embedded URLs, with one prominent URL pointing to a site offering a driver download, suggesting a social engineering lure. The presence of multiple disposable hosting domains and UTM parameters further indicates a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://seumenha.ru/strik?utm_term=hp+officejet+pro+8500a+plus+driver+windows+7+64+bit PDF link annotation
- https://cdn-cms.f-static.net/uploads/4487416/normal_601569baaf185.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4416656/normal_602a236ae46ec.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4458161/normal_6058d6fc4e7f7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368245/normal_602426489627c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4423166/normal_5fe9cdbb52a37.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4506170/normal_5fe417927ca13.pdfIn PDF document text
- http://gosoxegekiri.mywebcommunity.org/pirogafa.pdfIn PDF document text
- http://rabevazilogu.iblogger.org/nabavulogurikupewugijala.pdfIn PDF document text
- http://memoxilebuse.22web.org/scroll_lock_key_on_logitech_wave_keyboard.pdfIn PDF document text
- http://dezunanerab.iblogger.org/eureka_math_grade_1_free_worksheets.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4377408/normal_601b8766ad2fb.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://wofuxax.rf.gd/best_selfie_camera_app_2018.pdfIn PDF document text
- http://togipumenotu.epizy.com/48389173797.pdfIn PDF document text
- http://bifezuragumizi.rf.gd/ars_goetia.pdfIn PDF document text
- http://sivabesu.epizy.com/marginal_and_absorption_costing_income_statement.pdfIn PDF document text
- http://golokelu.rf.gd/world_war_1_map_quizlet.pdfIn PDF document text
- http://zotubune.myartsonline.com/accuair_e-level_touchpad_controller_manual.pdfIn PDF document text
- http://bewosekoxosegoz.rf.gd/97730913960.pdfIn PDF document text
- http://ximuxulizi.myartsonline.com/11490036350.pdfIn PDF document text
- http://mitufesidu.epizy.com/roland_barthes_death_of_the_author.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://scripts.sil.org/OFLIn 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_off0000ed86.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED86 | 6260 bytes |
SHA-256: 8a65114676f2fadc7c1398e42d03c6f0b13cdc9611049e2ab8b72a027abd23fb |
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font_01_sfnt_off00010304.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10304 | 11060 bytes |
SHA-256: 2724218239351526f9c5a26c4ccaa3bc56ccf32b3ca35ce7651e0d86fc354636 |
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font_02_sfnt_off000128d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x128D9 | 16144 bytes |
SHA-256: 4b39140c652e6d058fe59e0172338ed7e0b8c56e7cdf0ba82c6c8c4172db5d18 |
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