MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO spam operation. The primary URL, 'https://mezovuduw.ru/strik?utm_term=cual+es+la+mejor+marca+de+maquina+de+coser', indicates a lure related to sewing machines, likely to drive traffic to malicious or spam sites. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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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 contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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://mezovuduw.ru/strik?utm_term=cual+es+la+mejor+marca+de+maquina+de+coser PDF link annotation
- https://reniwojirobegiv.weebly.com/uploads/1/3/5/3/135305036/xuzipubalekisot.pdfIn PDF document text
- https://beponelife.weebly.com/uploads/1/3/1/1/131164358/341d18e6cdb0c6a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4415081/normal_60385b625e501.pdfIn PDF document text
- https://wabumixa.weebly.com/uploads/1/3/4/5/134585451/5089321.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4475572/normal_6018a5783a5e9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4447647/normal_60533f4ed73b7.pdfIn PDF document text
- https://gadikidaju.weebly.com/uploads/1/3/1/3/131379663/9434813.pdfIn PDF document text
- https://dukilukisa.weebly.com/uploads/1/3/1/0/131070258/rilafoj-kurobim-wejiror.pdfIn PDF document text
- https://kigeneforiw.weebly.com/uploads/1/3/4/6/134648675/3676051.pdfIn PDF document text
- https://gixoloxivut.weebly.com/uploads/1/3/4/0/134040336/tugusijegaguga.pdfIn PDF document text
- https://supuzuvafexag.weebly.com/uploads/1/3/5/3/135383103/tonijizogugafetogare.pdfIn PDF document text
- https://giledaxije.weebly.com/uploads/1/3/4/3/134312043/vofonuxibazilevuzeg.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4454172/normal_602ce79d470e6.pdfIn PDF document text
- https://fazapezipomen.weebly.com/uploads/1/3/1/4/131453522/3b6784.pdfIn PDF document text
- https://kaxokotul.weebly.com/uploads/1/3/4/3/134380066/4005247.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/93cde200-eb6a-43f0-86ec-6e9280063b5d/english_grammar_test_advanced_level_online.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/54fa3491-9a99-4a85-846a-0bfc48355345/weathermaker_9200_not_heating.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/dac37017-fc19-439e-94cc-297ade3ebab1/kupetagibunifamigakole.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_off00011f04.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F04 | 5192 bytes |
SHA-256: 4db2fea6931103056efc2a1b874659324e4bb166ea61409745f76aa5b759d916 |
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font_01_sfnt_off0001308f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1308F | 12100 bytes |
SHA-256: f862940feb7d2813e12f3499619aac8df4e02ab09f88f2084fdda7068006320a |
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font_02_sfnt_off0001580f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1580F | 16312 bytes |
SHA-256: 028dbaa76d48ae99b02248bacea50134e27ed131f5dd39e25ac401de8961e19b |
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