General
-
Target
https://www.youtube.com/watch?v=s86Ah3TFqO0&lc=UgxqJr11GcrC6PbNAOV4AaABAg
-
Sample
240619-gkjd9szcpj
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://www.youtube.com/watch?v=s86Ah3TFqO0&lc=UgxqJr11GcrC6PbNAOV4AaABAg
Resource
win11-20240611-en
Malware Config
Targets
-
-
Target
https://www.youtube.com/watch?v=s86Ah3TFqO0&lc=UgxqJr11GcrC6PbNAOV4AaABAg
-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
-
Modifies WinLogon for persistence
-
Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
-
Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
-
Executes dropped EXE
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
Adds Run key to start application
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1