MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file is a PDF that contains numerous embedded URLs, many of which point to suspicious or unknown domains, indicating a potential phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The heuristic PDF_SEO_DISPOSABLE_LINK_FARM indicates the PDF is part of a link farm on disposable hosting, further supporting a malicious purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://leonvi.ru/award?keyword=download+hybridization+in+chemistry+pdf%2529 PDF link annotation
- http://bestplacefor.rest/rawozenafokujesolugudet29x7.pdfIn PDF document text
- http://topcreditreport.info/bigurifixcbb8.pdfIn PDF document text
- https://jadomurujamum.weebly.com/uploads/1/3/5/3/135326923/dovemasasogevi.pdfIn PDF document text
- http://claire-irk.ru/the_book_of_enoch_free_audiobookok8i2.pdfIn PDF document text
- http://finansi-7.online/sims_3_custom_worlds_not_showing_upds6sa.pdfIn PDF document text
- http://feedbacrnz.space/zadirudesixorowi9d5n.pdfIn PDF document text
- http://dressnbuy.com/do_you_cook_brisket_fat_side_up_or_down_in_the_ovenhq6rs.pdfIn PDF document text
- http://tur8osale.site/80207882364yuyyj.pdfIn PDF document text
- http://esplus.pro/836949493jhigg.pdfIn PDF document text
- http://sell-toclick.online/576232754045zlqs.pdfIn PDF document text
- http://coolmag.biz/adrienne_rich_when_we_dead_awakenv2b5k.pdfIn PDF document text
- https://wunaramalus.weebly.com/uploads/1/3/4/5/134576193/bujozubanunikisivova.pdfIn PDF document text
- http://gufutaca6.xyz/5814780461954gt6.pdfIn PDF document text
- http://sunny-web.ru/golden_boot_winners_2019_2073zrp.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/bb446d5f-2cc5-4aaa-ac29-789cd4432007/29435319165.pdfIn PDF document text
- https://73af689e-4c80-4f62-99d3-7a886641ad81.filesusr.com/ugd/3b5dd9_025f51c11d354fb8b53f2191555ee375.pdf?index=trueIn PDF document text
- https://d451e762-8e00-4155-9971-9512d28d2528.filesusr.com/ugd/b52961_30ee7968a98d4b929c16672c06400e79.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/7496678e-ec03-443e-a30b-19d00f276d15/lirozogemawetojojesov.pdfIn PDF document text
- https://3064a0a7-8496-4b95-be1e-56094aee372f.filesusr.com/ugd/0cf4b9_c77efb220c2349a5afc76cb6b865f71d.pdf?index=trueIn PDF document text
- https://9a60fab3-6fb0-4be7-9305-b2e3cc44d963.filesusr.com/ugd/811c4f_13b361bbbc754c698240ea9206d5e72d.pdf?index=trueIn 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eeb1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEB1 | 5852 bytes |
SHA-256: 4d2922b96400cf7f05c622a6a273b7a436f46c8bc75aa4b46d337626d6fa423e |
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font_01_sfnt_off00010292.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10292 | 4480 bytes |
SHA-256: 752c7cc23917d1a5403ffaf654ce71a341615e80a284205229ca3c68b0b8b9a4 |
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font_02_sfnt_off0001135b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1135B | 11684 bytes |
SHA-256: bed157337e69075367532b34896b694d94c1fa57c8fcb07217c0169f14d67422 |
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font_03_sfnt_off00013baa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13BAA | 16036 bytes |
SHA-256: 354dce64f07f3d7acdf6a04edf763950ffbfec4edcbb4bfe17b65a83544077bb |
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