MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged as malicious by a machine learning classifier and ClamAV, indicating a high likelihood of malicious intent. The document contains an embedded URI pointing to 'kuzutuzo.ru', which is likely a phishing or malware distribution site. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' suggests the PDF is part of a link farm designed to redirect users, further supporting a phishing or malicious redirection attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://kuzutuzo.ru/strik?utm_term=edgenuity+quadratic+functions+unit+test PDF link annotation
- https://cdn.sqhk.co/jizapamilizo/MG1tPic/xezeniboxepuxibak.pdfIn PDF document text
- http://vegekezivujid.22web.org/92825118241.pdfIn PDF document text
- https://cdn.sqhk.co/tarudifirew/Chc9q0q/86432158863.pdfIn PDF document text
- https://cdn.sqhk.co/fifunolew/zz2eohb/escape_room_answers_level_21.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/57b45b04-a73e-40db-b476-c334ba6b4dcf/uncle_toms_children.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3be8cf6b-6372-4a45-ba07-48ad50f6b90e/22799829789.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4bfa867d-b9d6-49cb-becc-e70054973e83/que_significa_decir_como_agua_para_chocolate.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/52c87b78-84c3-4bec-bd2b-5915936f9419/how_to_add_a_collar_to_sportdog_425.pdfIn PDF document text
- http://puwufuwe.rf.gd/19683957025.pdfIn PDF document text
- http://wuduzukatej.epizy.com/54954191036.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9f4aa127-176a-453c-9286-762bcbd82e58/honda_gx160_pressure_washer_price.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e38af418-2ed2-416b-91a8-ed1af6a772dd/sudegevajakolevug.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/46fb59ff-9b5d-46ea-998f-ac959028e335/how_to_glue_vinyl_to_wood.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f5ecc393-2070-4992-a725-614be74bb66b/womipiwo.pdfIn PDF document text
- http://puwomuf.rf.gd/fatelenogevomegelaxut.pdfIn PDF document text
- http://laxuzakefojo.epizy.com/aladin_2009_full_movie_1080p.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/31e96690-0aed-4f3e-8744-9f64df7fffa5/16463380363.pdfIn PDF document text
- http://molitumulejoji.rf.gd/ankle_sprain_exercises_arthritis_uk.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/59609150-a682-41ac-b04d-7bea39dba1b7/gimoditinisefewurut.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3d34b3d7-6ac8-4245-9120-ce7556597bde/7504116292.pdfIn PDF document text
- http://memaded.epizy.com/6860679160.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1bac0d1c-a950-439d-8ea3-ba61a8355b21/what_is_another_word_for_torah.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_off00011362.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11362 | 5340 bytes |
SHA-256: e6981d2faf2e87a540b11ff17aa0e5358e739d88e60a5f86b2ce36623c42b483 |
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font_01_sfnt_off000125a6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125A6 | 18720 bytes |
SHA-256: 6ba28aa1522a2d9a1277477658d18cff8409bc83eb53457b242623dd4aa69f3b |
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font_02_sfnt_off00015edf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15EDF | 16204 bytes |
SHA-256: 532315dfdc59b350d447ad91845dd8cc72a836e684f536ab9a4305dc5b53fb8e |
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