MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The document contains numerous external URIs and is identified as a link farm hosted on disposable domains, suggesting it's designed to redirect users to malicious content. The presence of embedded URLs and the overall structure point towards a phishing or malware distribution scheme, likely initiated via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://nipisod.ru/strik?utm_term=lang+leav+books+chronological+order PDF link annotation
- http://xavesusefowale.mywebcommunity.org/neurokinetic_therapy_book_free_download.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380213/normal_605860db560e9.pdfIn PDF document text
- https://vifinijeg.weebly.com/uploads/1/3/4/4/134479412/6822667.pdfIn PDF document text
- https://giweberemep.weebly.com/uploads/1/3/2/6/132682555/65a911cde3.pdfIn PDF document text
- https://cdn.sqhk.co/mafowixodi/dhghdl3/simple_reversible_chemical_reactions.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4410207/normal_6035a8023f086.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4387939/normal_5fe34b343d187.pdfIn PDF document text
- https://cdn.sqhk.co/fipimomozuk/jhjgYlm/what_is_honeydew_bubble_tea_taste_like.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367938/normal_5fd7aea60c213.pdfIn PDF document text
- https://cdn.sqhk.co/menekilebuz/ijihxIL/wixutitorumutatodeva.pdfIn PDF document text
- http://rijebipimaba.getenjoyment.net/wejegibodeg.pdfIn PDF document text
- https://lorobewan.weebly.com/uploads/1/3/1/8/131871486/vekotuzilagoxuvirowa.pdfIn PDF document text
- http://bejisosubonito.sportsontheweb.net/84022717722.pdfIn PDF document text
- https://cdn.sqhk.co/bolomadu/gfgAi7G/14871079448.pdfIn PDF document text
- https://jetorijeroxu.weebly.com/uploads/1/3/4/6/134693882/bonokopajokedeg_dufujanuxekakev.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/dosipive/chapter_15_infection_control_study_guide.pdfIn PDF document text
- http://kimoviranonaf.onlinewebshop.net/lupikobaxiwiximobuzugilat.pdfIn PDF document text
- https://s3.amazonaws.com/kujapomib/guxozinivivopixavamub.pdfIn PDF document text
- https://30cc9e9c-6145-4029-bfdc-d0561bdb3a10.filesusr.com/ugd/0dcf4b_34f443a6a0e44d569baed1bd091600b5.pdf?index=trueIn PDF document text
- https://e2a12503-e9f4-4898-9b1e-00959bf5a9c8.filesusr.com/ugd/1f0de7_bfb1f01c5b7648f1ad31709ea2b59714.pdf?index=trueIn PDF document text
- http://polilofu.onlinewebshop.net/kirixevesuviforek.pdfIn PDF document text
- https://s3.amazonaws.com/sejakopa/jodobikikaxiko.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e528.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE528 | 5404 bytes |
SHA-256: dfa40f400c5e3a58241fc30b7e3e50002a4c782d6c19b642a362d20037f6682c |
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font_01_sfnt_off0000f787.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF787 | 11384 bytes |
SHA-256: 1c3816c2e569dc7878641d260e4153927a5247a4940d88cedca7f7deb89e5872 |
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