Discover and read the best of Twitter Threads about #SystemBC
Most recents (1)
1/ So, site impersonating @Fortinet downloads signed MSI that uses Powershell to run #BatLoader, if the user is connected to a domain (corporate network) it deploys:
1) #Ursnif (Bot)
2) #Vidar (Stealer)
3) #Syncro RMM (C2)
4) #CobaltStrike
And possibly
5) #Ransomware 💥
1) #Ursnif (Bot)
2) #Vidar (Stealer)
3) #Syncro RMM (C2)
4) #CobaltStrike
And possibly
5) #Ransomware 💥
2/ For initial deployment they use NirCmd, NSudo and GnuPG (to encrypt payloads) among other utilities.
* Remove-Item -Path "HKLM:\SOFTWARE\Microsoft\AMSI\Providers\{2781761E-28E0-4109-99FE-B9D127C57AFE}" -Recurse
* Remove-Encryption -FolderPath $env:APPDATA -Password '105b'
* Remove-Item -Path "HKLM:\SOFTWARE\Microsoft\AMSI\Providers\{2781761E-28E0-4109-99FE-B9D127C57AFE}" -Recurse
* Remove-Encryption -FolderPath $env:APPDATA -Password '105b'
3/ The websites are boosted through SEO poisoning and impersonate brands such as @Zoom, @TeamViewer, @anydesk, @LogMeIn, @CCleaner, #FileZilla and #Winrar among others.
/teamviewclouds.com
/zoomcloudcomputing.tech
/logmein-cloud.com
/teamcloudcomputing.com
/anydeskos.com
/teamviewclouds.com
/zoomcloudcomputing.tech
/logmein-cloud.com
/teamcloudcomputing.com
/anydeskos.com
