MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1105 Ingress Tool Transfer
This PDF document is classified as malicious, exhibiting characteristics of a phishing lure by embedding external links to disposable hosting domains. The heuristic PDF_SEO_DISPOSABLE_LINK_FARM indicates a link farm on disposable hosting, and the ML classifier strongly flags it as malicious. While no scripts were extracted, the presence of numerous external URLs, including one on `mezovuduw.ru`, suggests an attempt to redirect the user to a malicious site, likely for credential harvesting or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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 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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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/123?utm_term=example+of+endospore+forming+bacteria PDF link annotation
- https://cdn-cms.f-static.net/uploads/4376362/normal_5fd9f1fd4b578.pdfIn PDF document text
- https://cdn.sqhk.co/fegozanodedu/1Jgf5jh/pokemon_trading_card_game_online_download_for_android.pdfIn PDF document text
- http://xonejalevesezom.sportsontheweb.net/law_firm_management.pdfIn PDF document text
- http://micrometerdigital.xyz/88591002616854xf.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4484633/normal_5fe097e6d0a76.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4456712/normal_6050b70403e55.pdfIn PDF document text
- http://subfamjtii.site/materia_negra_energia_oscuraanno3.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4413469/normal_602fc9a2efd58.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4412161/normal_5fcf338b0e76e.pdfIn PDF document text
- http://ctuxuu.com/cisco_e1200_router_speedgsisx.pdfIn PDF document text
- http://naturalgood.space/pythagoras_theorem_historyg9rom.pdfIn PDF document text
- https://cdn.sqhk.co/fepefudasor/jgjbhcc/bixeledama.pdfIn PDF document text
- http://insuranceautousa.com/how_to_write_calligraphy_for_beginners_with_a_pencilod5m6.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://wudemexa.myartsonline.com/neet_2020_application_form_brochure.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/58fc1189-8f6a-46ba-b648-2e74aada390e/what_are_the_laboratory_techniques_in_chemistry.pdfIn PDF document text
- http://nejimafalun.onlinewebshop.net/what_is_the_true_meaning_of_the_name_christian.pdfIn PDF document text
- http://gomugugagaf.onlinewebshop.net/fusionner_un_en_ligne.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cf06002e-8263-4712-b5f7-261d3a2d346d/55658231127.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4e3aa645-7bd6-4a18-b86b-beb1293faa47/makibijinaxadabusu.pdfIn PDF document text
- https://ce2645ba-e89a-43d5-afff-5c0150757291.filesusr.com/ugd/c63dba_6d8728ea67eb46f8a1a545a0284e271d.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/4a8baa0b-43f8-48ad-8ec1-2acfa4614cbd/sharepoint_2013_designer_forms_tutorial.pdfIn PDF document text
- https://65f7c47b-6fa2-4aed-9649-637438a88329.filesusr.com/ugd/8fb471_b6c4b8fa76694a2485a4c6f154684203.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/d675331d-1fa1-4fea-9a1f-6f5ed2551a4b/fifunevajeriza.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_off00012c07.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C07 | 5640 bytes |
SHA-256: 755d441c3acd38c355db93281b69b04ed2dfa9a68df77319b83ce67e5f393ce9 |
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font_01_sfnt_off00013f28.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13F28 | 11520 bytes |
SHA-256: b81e9df01490248bdba64b5055642237abbb27a47512a00c8364840c73d63ab1 |
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