MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains numerous embedded URLs, with a primary suspicious URL pointing to 'midufefew.ru', suggesting it's used to redirect users to malicious content. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further indicates a pattern of using disposable hosting for link farms, reinforcing the malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://midufefew.ru/123?utm_term=sorting+algorithms+cheat+sheet+java PDF link annotation
- https://cdn-cms.f-static.net/uploads/4424672/normal_60171f14371ce.pdfIn PDF document text
- http://fixalab.22web.org/dirt_bikes_for_sale_toms_river_nj.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369158/normal_602d41057dcf5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4421062/normal_6043ea3eb5d83.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4387417/normal_603515805772d.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4373526/normal_5ff2abdff36c0.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4391621/normal_6033f70b0e17b.pdfIn PDF document text
- http://vegefojafi.22web.org/la_vie_en_rose_piano.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4459025/normal_60021542e2fc6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413573/normal_601ff7ae9a263.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4405186/normal_605a7108a5555.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://bapexuzajo.epizy.com/33584526709.pdfIn PDF document text
- http://bibebebimil.epizy.com/365_day_drawing_challenge_list_2021.pdfIn PDF document text
- http://bemogabidemixu.epizy.com/7673384527.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/598b63e4-63bc-4934-a5ac-18c9c6e4fdfb/976709022.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1881e9ec-48fe-4019-958b-79b08982ce57/holt_mcdougal_algebra_1_chapter_3_test_answers.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/78f2d1a1-958f-4e99-89bf-e76399090ebc/how_to_make_caricature_in_photoshop_cs6.pdfIn PDF document text
- http://gajovab.epizy.com/latin_name_meaning_answered_prayer.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ee4a2b5a-f444-48a9-9912-b913d5f919a4/sukhmani_sahib_path_in_english_book.pdfIn PDF document text
- http://zazifikas.epizy.com/uc_browser_for_tv_apk.pdfIn PDF document text
- http://gugosezufuted.epizy.com/bsc_agri_biotechnology_syllabus.pdfIn PDF document text
- http://zarudab.rf.gd/danielle_steel_book_list_2019.pdfIn PDF document text
- http://fegerig.epizy.com/why_riba_is_prohibited_in_islam_and_what_are_the_rationale_for_riba_prohibition.pdfIn PDF document text
- http://tijopuzotozume.rf.gd/81983549373.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_off0000f83c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF83C | 5452 bytes |
SHA-256: 24067cd99334ef078e15f020fdd0cd4d1bbdcd4a948fe0c7c8f3502ea46ab24e |
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font_01_sfnt_off00010aaa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AAA | 12156 bytes |
SHA-256: 197da5a772cce105e13f074a0eabab0f9022571d7ee1d1110bd53a540b5c9392 |
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font_02_sfnt_off000133c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x133C3 | 16144 bytes |
SHA-256: 18f56b7fae04e07bc119a468ad323bdda099da77b0772854d1c47cc1f39b9f3b |
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