MALICIOUS
144
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
T1059.007 JavaScript
The PDF document contains heuristics indicating it is a link farm and uses social engineering tactics to trick users into downloading software. It presents a fake download button and claims a browser update is necessary, which is a common lure for malware installation. The embedded URL points to a suspicious domain, likely serving as a download source for a malicious payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 6
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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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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://seumenha.ru/strik?utm_term=autocad+2013+software+free+trial+download PDF link annotation
- https://cdn.sqhk.co/nisugewameru/ididjeI/95909958124.pdfIn PDF document text
- https://cdn.sqhk.co/bebumula/fgdk4od/terra_nova_test_results_by_school_2017.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450733/normal_604cf2fb5ee1f.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4444117/normal_601791221b364.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380525/normal_6050ec3e7b196.pdfIn PDF document text
- https://cdn.sqhk.co/jesotipo/ohejigd/empires_and_allies_para_pc.pdfIn PDF document text
- https://cdn.sqhk.co/wojipezusax/bq5jdhh/rechargeable_flashlights_for_sale.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368788/normal_6020b6c86d5dd.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cae2aa39-5014-47ec-b549-0fed73f36d02.filesusr.com/ugd/c8683e_41935d870070404cae83f6bbec4de0f7.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/lanorolowu/dusom.pdfIn PDF document text
- https://s3.amazonaws.com/petubapizo/jutuligozubawuzesamadox.pdfIn PDF document text
- https://s3.amazonaws.com/xajowu/gauge_to_mm_for_sheet_metal.pdfIn PDF document text
- https://233b4d2f-9c44-4004-b776-098ebc281e6f.filesusr.com/ugd/7f980c_1c7fb3903e314ae4bf1fef5b26e17ab0.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/tetenifeme/71817690905.pdfIn PDF document text
- https://s3.amazonaws.com/vovabagubajegeb/formule_arrondi_suprieur_sur_excel.pdfIn PDF document text
- https://s3.amazonaws.com/foneniz/21839686779.pdfIn PDF document text
- https://s3.amazonaws.com/fisulefajow/dofipa.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/979e3ac3-d21e-463b-a9da-7495783f7ae9/ac_circuit_analysis_basics.pdfIn PDF document text
- https://4993f9ff-345c-4c03-a8ec-d4f8dac664d6.filesusr.com/ugd/debbe1_b266fd0626314e08b827023d9a8dbf8d.pdf?index=trueIn PDF document text
- https://fb9345b8-40be-4608-a8ff-9c5427dba92f.filesusr.com/ugd/98d639_cd19073c013e4ca48fc169c50315464e.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/d20b595b-d745-4f0d-8d06-d5e3d56eb9eb/what_are_non_destructive_testing.pdfIn PDF document text
- https://d0275d90-c5b4-4c72-b581-d0e2b62fc6dd.filesusr.com/ugd/ee54da_7029932a113149e097b1472db4885f2d.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/28be91b5-0e43-4be7-8b97-bc9dcdf73a6e/does_a_tie_in_blackjack_go_to_the_dealer.pdfIn PDF document text
- https://s3.amazonaws.com/juvetaso/linkedin_app_not_working_android_2018.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_off0001171f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1171F | 5588 bytes |
SHA-256: a0a96eef902808202e0698a712e35e5f42c773771277bf370ba88a1e5868bc54 |
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font_01_sfnt_off00012a49.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A49 | 11360 bytes |
SHA-256: a5022a597e460f0c634aee739446dde122895590c3e3978d4c79875f762664ca |
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