{"id":94862,"date":"2020-09-22T19:42:18","date_gmt":"2020-09-22T17:42:18","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/sysmon-teper-mozhet-zapisyvat-soderzhimoe-bufera-obmena"},"modified":"2020-09-22T19:42:18","modified_gmt":"2020-09-22T17:42:18","slug":"sysmon-teper-mozhet-zapisyvat-soderzhimoe-bufera-obmena","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/administrirovanie\/sysmon-teper-mozhet-zapisyvat-soderzhimoe-bufera-obmena","title":{"rendered":"Sysmon v\u00f5ib n\u00fc\u00fcd salvestada l\u00f5ikepuhvri sisu","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Sysmon 12 versiooni vabastamisest teatati 17. septembril <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.microsoft.com\/en-us\/sysinternals\/\">Sysinternals lehek\u00fcljel<\/a><\/noindex>. Tegelikult ilmus sel p\u00e4eval ka uus versioon Process Monitorist ja ProcDumpist. Selles artiklis r\u00e4\u00e4gin ma 12. versiooni Sysmoni olulisest ja vaieldavast uuendusest \u2014 s\u00fcndmustest koos Event ID 24, milles logitakse t\u00f6\u00f6tlus l\u00f5ikelauaga.<\/p>\n<p><img decoding=\"async\" alt=\"Sysmon v\u00f5ib n\u00fc\u00fcd salvestada l\u00f5ikepuhvri sisu\" src=\"\/wp-content\/uploads\/2020\/09\/3e9939a4f6bce70e6b2c3be9d72454c1.png\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nSelle s\u00fcndmuse teabe kaudu avanevad uued v\u00f5imalused kahtlase tegevuse j\u00e4lgimiseks (aga ka uued haavatavused). Nii saavad te saate m\u00f5ista, kes, kust ja mida t\u00e4pselt prooviti kopeerida. Allpool on kirjas uue s\u00fcndmuse m\u00f5ningate v\u00e4ljade kirjeldused ja paar kasutusjuhtu.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\nUus s\u00fcndmus sisaldab j\u00e4rgmisi v\u00e4lju:<\/p>\n<p><b>Image:<\/b> protsess, mille andmed kanti l\u00f5ikepuldile.<br \/>\n<b>Session:<\/b> sessioon, kus l\u00f5ikepuldile kirjutamine toimus. See v\u00f5ib olla system(0) <br \/>\n interaktiivses v\u00f5i kaugre\u017eiimis jne.<br \/>\n<b>ClientInfo:<\/b> sisaldab sessiooni kasutajanime ning kaugseansi korral algse hosti nime ja IP-aadressi, kui need andmed on saadaval.<br \/>\n<b>Hashes:<\/b> m\u00e4\u00e4rab faili nime, kuhu kopeeritud tekst salvestati (sarnaneb s\u00fcndmustega, mis on seotud FileDelete-iga).<br \/>\n<b>Archived:<\/b> staatus, kas l\u00f5ikepuldilt kopeeritud tekst on salvestatud Sysmoni arhiivikausta.<\/p>\n<p>Viimased paar v\u00e4ljakutsuvad muret. Asi on selles, et alates 11. versioonist v\u00f5ib Sysmon (\u00f5igete seadistuste korral) salvestada erinevaid andmeid oma arhiivikausta. N\u00e4iteks Event ID 23 logib endasse failide kustutamise s\u00fcndmusi ja v\u00f5ib neid salvestada sama arhiivikausta. L\u00f5ikepuldiga seotud failide nimedele lisatakse m\u00e4rge CLIP. Need failid sisaldavad t\u00e4pseid andmeid, mis kopeeriti l\u00f5ikepuldile.<\/p>\n<p>                        <b class=\"spoiler_title\">Nii n\u00e4eb v\u00e4lja salvestatud fail<\/b><br \/>\n                        <img decoding=\"async\" alt=\"Sysmon v\u00f5ib n\u00fc\u00fcd salvestada l\u00f5ikepuhvri sisu\" src=\"\/wp-content\/uploads\/2020\/09\/2a3989b724a06d19bcdb8c0d35294e71.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>\nFaili salvestamine aktiveeritakse installimisel. V\u00f5ib luua protsesside valgeid nimekirju, mille puhul tekst ei salvestata.<\/p>\n<p>                        <b class=\"spoiler_title\">Nii n\u00e4eb v\u00e4lja Sysmoni installimine koos vastava arhiivikausta seadistusega:<\/b><br \/>\n                        <img decoding=\"async\" alt=\"Sysmon v\u00f5ib n\u00fc\u00fcd salvestada l\u00f5ikepuhvri sisu\" src=\"\/wp-content\/uploads\/2020\/09\/804bc7475d92886bc7d591e4ccb20eb7.png\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>\nSiin tasub meenutada paroolihaldureid, mis samuti kasutavad l\u00f5ikepulti. Sysmoni olemasolu paroolihalduriga s\u00fcsteemis v\u00f5imaldab teil (v\u00f5i kurjategijal) neid paroole kinni p\u00fc\u00fcda. Kui eeldada, et teate, milline protsess eraldab kopeeritud teksti (ja see ei pruugi olla alati paroolihalduri protsess, vaid v\u00f5ib olla n\u00e4iteks m\u00f5ni svchost), saab seda erandit lisada valgesse nimekirja, et mitte salvestada.<\/p>\n<p>V\u00f5ib-olla ei teadnud te, et l\u00f5ikepildi sisu salvestatakse kaugserverisse, kui te RDP sessioonide vahel l\u00fclitute. Kui teil on midagi l\u00f5ikepildil ja te vahetate RDP sessioonide vahel, liigub see teave teiega.<\/p>\n<p>Kokkuv\u00f5tteks Sysmoni v\u00f5imalustest l\u00f5ikepildiga t\u00f6\u00f6tamisel.<\/p>\n<p>Salvestatakse:<\/p>\n<ul>\n<li>Tekstikandja kaudu RDP ja kohalikult, j\u00e4\u00e4dvustatakse lahtiste tekstide koopia;<\/li>\n<li>Andmete h\u00f5ivamine l\u00f5ikepildilt erinevate utiliitide\/protsesside poolt;<\/li>\n<li>Teksti kopeerimine\/kleepimine kohalikule virtuaalmasinale, isegi kui seda teksti pole veel kleepitud.<\/li>\n<\/ul>\n<p>\nEi salvestata:<\/p>\n<ul>\n<li>Failide kopeerimine\/kleepimine kohalikule virtuaalmasinale;<\/li>\n<li>Failide kopeerimine\/kleepimine l\u00e4bi RDP.<\/li>\n<li>Pahavarja, mis salvestab teie l\u00f5ikepildi, kirjutab ainult l\u00f5ikepildi sisse.<\/li>\n<\/ul>\n<p>\nOma vastuolulisusest hoolimata v\u00f5imaldab see s\u00fcndmuste t\u00fc\u00fcp taastada r\u00fcndaja tegevusalgoritmi ja aitab avastada varem kergesti k\u00e4ttesaamatuid andmeid post-mortem anal\u00fc\u00fcside koostamiseks p\u00e4rast r\u00fcnnakut. Kui l\u00f5ikepildi sisu salvestamine on siiski lubatud, on oluline registreerida iga juurdep\u00e4\u00e4su juhtum arhiveeritud kataloogile ja tuvastada potentsiaalselt ohtlikud (algatatud mitte sysmon.exe) tegevused.<\/p>\n<p>\u00dclalnimetatud s\u00fcndmuste registreerimiseks, anal\u00fc\u00fcsimiseks ja neile reageerimiseks saab kasutada t\u00f6\u00f6riista <noindex><a rel=\"nofollow\" href=\"https:\/\/gals.software\/vendors\/quest\/intrust\">InTrust<\/a><\/noindex>, mis kombineerib endas k\u00f5ik kolm l\u00e4henemist ja on lisaks t\u00f5husaks k\u00f5igi kogutud toorete andmete tsentraliseeritud hoidmiseks. Saame seadistada selle integreerimise populaarsete SIEM-s\u00fcsteemidega, et v\u00e4hendada nende litsentside kulusid, viies toorete andmete t\u00f6\u00f6tlemise ja salvestamise InTrusti.<\/p>\n<p>Kuna soovite rohkem teada InTrustist, lugege meie varasemaid artikleid v\u00f5i <noindex><a rel=\"nofollow\" href=\"https:\/\/gals.software\/vendors\/quest\/intrust#feedback\">j\u00e4tke tagasiside vormis taotlus<\/a><\/noindex>.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/galssoftware\/blog\/512908\/\">Kuidas v\u00e4hendada SIEM-s\u00fcsteemi omamiskulusid ja miks on vajalik Keskne Logihaldus (CLM)<\/a><\/noindex> <\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/galssoftware\/blog\/513714\/\">K\u00e4ivitame kahtlaste protsesside k\u00e4ivitamise s\u00fcndmuste kogumise Windowsis ja tuvastame ohud Quest InTrusti abil<\/a><\/noindex><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/galssoftware\/blog\/513208\/\">Kuidas InTrust saab aidata v\u00e4hendada eba\u00f5nnestunud RDP autoriseerimise katsete sagedust<\/a><\/noindex><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/galssoftware\/blog\/474574\/\">Tuvastame kr\u00fcpteerimisviiruse r\u00fcnnaku, saame juurdep\u00e4\u00e4su domeeni juhtimisse ja proovime sellele r\u00fcnnale vastu seista<\/a><\/noindex><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/galssoftware\/blog\/447522\/\">Mida kasulikku saab Windowsi operatsioonis\u00fcsteemiga t\u00f6\u00f6jaama logidest v\u00e4lja v\u00f5tta<\/a><\/noindex> (populaarne artikkel)<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/galssoftware\/blog\/447512\/\">Aga kes selle tegi? Automatiseerime teabe turbe auditi<\/a><\/noindex><br \/>\n<br \/>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/galssoftware\/blog\/520042\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e \u0440\u0435\u043b\u0438\u0437\u0435 12 \u0432\u0435\u0440\u0441\u0438\u0438 Sysmon \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0438 17 \u0441\u0435\u043d\u0442\u044f\u0431\u0440\u044f \u043d\u0430 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0435 Sysinternals. \u041d\u0430 \u0441\u0430\u043c\u043e\u043c \u0434\u0435\u043b\u0435 \u0432 \u044d\u0442\u043e\u0442 \u0434\u0435\u043d\u044c \u0432\u044b\u0448\u043b\u0438 \u0442\u0430\u043a\u0436\u0435 \u043d\u043e\u0432\u044b\u0435 \u0432\u0435\u0440\u0441\u0438\u0438 Process Monitor \u0438 ProcDump. \u0412 \u044d\u0442\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0435 \u044f \u0440\u0430\u0441\u0441\u043a\u0430\u0436\u0443 \u043e \u043a\u043b\u044e\u0447\u0435\u0432\u043e\u043c \u0438 \u043d\u0435\u043e\u0434\u043d\u043e\u0437\u043d\u0430\u0447\u043d\u043e\u043c \u043d\u043e\u0432\u043e\u0432\u0432\u0435\u0434\u0435\u043d\u0438\u0438 12 \u0432\u0435\u0440\u0441\u0438\u0438 Sysmon \u2014 \u0442\u0438\u043f\u0435 \u0441\u043e\u0431\u044b\u0442\u0438\u0439 \u0441 Event ID 24, \u0432 \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043b\u043e\u0433\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u0440\u0430\u0431\u043e\u0442\u0430 \u0441 \u0431\u0443\u0444\u0435\u0440\u043e\u043c \u043e\u0431\u043c\u0435\u043d\u0430. \u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u0438\u0437 \u044d\u0442\u043e\u0433\u043e [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":94863,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-94862","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e \u0440\u0435\u043b\u0438\u0437\u0435 12 \u0432\u0435\u0440\u0441\u0438\u0438 Sysmon \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0438 17 \u0441\u0435\u043d\u0442\u044f\u0431\u0440\u044f \u043d\u0430 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0435 Sysinternals.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" 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