πŸ‘‹ ΠŸΡ€ΠΈΠ²Π΅Ρ‚, Π°Π΄ΠΌΠΈΠ½Ρ‹!

Иногда Π½ΡƒΠΆΠ½ΠΎ быстро ΠΏΠΎΠ½ΡΡ‚ΡŒ β€” ΠΊΡ‚ΠΎ ΠΈ ΠΊΠΎΠ³Π΄Π° логинился Π½Π° сСрвСр ΠΈΠ»ΠΈ Π²Π°ΠΆΠ½ΡƒΡŽ ΠΌΠ°ΡˆΠΈΠ½Ρƒ. ОсобСнно Ссли подозрСния Π½Π° Π²Π·Π»ΠΎΠΌ ΠΈΠ»ΠΈ ΠΊΡ‚ΠΎ-Ρ‚ΠΎ Π·Π°Ρ…ΠΎΠ΄ΠΈΡ‚ Π² Π½Π΅ΡƒΡ€ΠΎΡ‡Π½ΠΎΠ΅ врСмя.

Π’ΠΎΡ‚ простой PowerShell-скрипт, ΠΊΠΎΡ‚ΠΎΡ€Ρ‹ΠΉ Π²Ρ‹Ρ‚Π°Ρ‰ΠΈΡ‚ Π»ΠΎΠ³ΠΈ Π²Ρ…ΠΎΠ΄Π° Π² систСму (Event ID 4624) ΠΈΠ· ΠΆΡƒΡ€Π½Π°Π»Π° бСзопасности:

Get-WinEvent -FilterHashtable @{
LogName = 'Security';
Id = 4624;
StartTime = (Get-Date).AddDays(-1)
} | ForEach-Object {
$xml = [xml]$_.ToXml()
[PSCustomObject]@{
TimeCreated = $_.TimeCreated
AccountName = $xml.Event.EventData.Data | Where-Object {$_.Name -eq "TargetUserName"} | Select-Object -ExpandProperty '#text'
IPAddress = $xml.Event.EventData.Data | Where-Object {$_.Name -eq "IpAddress"} | Select-Object -ExpandProperty '#text'
LogonType = $xml.Event.EventData.Data | Where-Object {$_.Name -eq "LogonType"} | Select-Object -ExpandProperty '#text'
}
} | Where-Object { $_.AccountName -ne "ANONYMOUS LOGON" -and $_.LogonType -eq "10" } | Sort-Object TimeCreated


πŸ“Œ LogonType = 10 β€” это ΡƒΠ΄Π°Π»Ρ‘Π½Π½Ρ‹ΠΉ ΠΈΠ½Ρ‚Π΅Ρ€Π°ΠΊΡ‚ΠΈΠ²Π½Ρ‹ΠΉ Π²Ρ…ΠΎΠ΄ (RDP).
πŸ“Œ МоТно Π·Π°ΠΌΠ΅Π½ΠΈΡ‚ΡŒ Π½Π° 2, Ссли Π½ΡƒΠΆΠ΅Π½ Π»ΠΎΠΊΠ°Π»ΡŒΠ½Ρ‹ΠΉ ΠΈΠ½Ρ‚Π΅Ρ€Π°ΠΊΡ‚ΠΈΠ²Π½Ρ‹ΠΉ Π»ΠΎΠ³ΠΎΠ½.
πŸ“Œ Или ΡƒΠ±Ρ€Π°Ρ‚ΡŒ Ρ„ΠΈΠ»ΡŒΡ‚Ρ€, Ρ‡Ρ‚ΠΎΠ±Ρ‹ ΡƒΠ²ΠΈΠ΄Π΅Ρ‚ΡŒ всё.

ПолСзно для расслСдований, ΠΌΠΎΠ½ΠΈΡ‚ΠΎΡ€ΠΈΠ½Π³Π° активности Π°Π΄ΠΌΠΈΠ½ΠΎΠ², Π° Π΅Ρ‰Ρ‘ β€” Ссли Π½ΡƒΠΆΠ½ΠΎ Π·Π°Ρ„ΠΈΠΊΡΠΈΡ€ΠΎΠ²Π°Ρ‚ΡŒ "ΠΊΡ‚ΠΎ Π·Π°Ρ…ΠΎΠ΄ΠΈΠ» Π½ΠΎΡ‡ΡŒΡŽ" πŸ˜…

πŸ‘‰ @channel_win_sysadmin
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