MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high probability of malicious intent. It contains numerous embedded URLs, with at least one pointing to a disposable hosting service and another to a domain associated with keyword-based redirection, suggesting a phishing or malware distribution lure. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating the document is part of a link farm designed to obscure malicious destinations.
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/wix?keyword=how+to+build+a+kettenkrad PDF link annotation
- https://cdn.sqhk.co/vimexuda/cEtxHgc/farm_heroes_saga_ipad_problems.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4417128/normal_5ff518792a129.pdfIn PDF document text
- http://dekoriribazovax.mywebcommunity.org/afro_american_symphony.pdfIn PDF document text
- https://cdn.sqhk.co/wenisuvuroju/3iigepW/analytics_for_instagram_likes_app.pdfIn PDF document text
- https://cdn.sqhk.co/xeviremal/09Lkjax/crossy_road_castle_android.pdfIn PDF document text
- http://kopogaxepaku.sportsontheweb.net/baluputokapituxi.pdfIn PDF document text
- https://cdn.sqhk.co/nopawuwam/t7gcyja/fastsave_for_instagram_download_for_pc.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4484624/normal_5feeaf112f8e2.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4478670/normal_6025fc29aa03f.pdfIn PDF document text
- https://cdn.sqhk.co/ravuviwidi/haiahdr/10121864794.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4466673/normal_6016480f771b7.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/8b56cf5d-c9ad-4bec-8596-36a689529861/the_water_is_wide_sheet_music.pdfIn PDF document text
- https://7f793f8f-877f-420e-851b-8bae9ea62a4d.filesusr.com/ugd/78c764_c38f4a01229540b48d6bf3a6ace7ae16.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/ed573830-d9e9-4415-9c36-56571e45ffa0/cribbage_rules_one_eyed_jack.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c7993671-6156-41f2-99c2-828c3829632e/how_to_solve_2x2_rubiks_cube_in_2_moves.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fb49657f-788a-4150-b05c-5414c58b3fd2/kenmore_elite_dryer_wont_start.pdfIn PDF document text
- https://s3.amazonaws.com/sulasatevirexo/febuwoweber.pdfIn PDF document text
- https://bb0106b8-f3e0-414b-a873-a0e24df3f2ad.filesusr.com/ugd/b84a33_389e960315d041d085840685580450f7.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/gedesisumi/tovaxixepejisodijon.pdfIn PDF document text
- https://s3.amazonaws.com/fikuvine/72861657470.pdfIn PDF document text
- https://ed59cdd8-0d75-4634-8bb2-7afdb9da103e.filesusr.com/ugd/9cb112_dd4b7db4c2db446bb3250d7a87504e1a.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/mexijegedakol/business_continuity_plan_template_small_business_uk.pdfIn PDF document text
- https://s3.amazonaws.com/wukara/pufuber.pdfIn PDF document text
- http://bafuwujix.atwebpages.com/zutux.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_off0000f2f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2F3 | 4896 bytes |
SHA-256: 56b9a21d034b1628bd5ae2ebb0fee38f3740e5a148b8337ba0f12c652690eed3 |
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font_01_sfnt_off000103b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103B7 | 10928 bytes |
SHA-256: efae40849ae79cb12202f276cfa31d374e9983212e0c4cb3d18d6f7dd7284623 |
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font_02_sfnt_off00012914.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12914 | 16204 bytes |
SHA-256: 31aa257675234f953cb39254c73a0c002637764ec2691c470e0912636c3685cf |
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