General
- Target 62a70c8af6b6a7c51c1858b1b986c5bcb1952406eaa3efc6564edf529e2ac7f3.exe
- Size 1.1MB
- Sample261014-tkxm4svv2p
- SHA256 62a70c8af6b6a7c51c1858b1b986c5bcb1952406eaa3efc6564edf529e2ac7f3
Malware Config
Targets
-
- Target 62a70c8af6b6a7c51c1858b1b986c5bcb1952406eaa3efc6564edf529e2ac7f3.exe
- Size 1.1MB
- SHA256 62a70c8af6b6a7c51c1858b1b986c5bcb1952406eaa3efc6564edf529e2ac7f3
Score10/10-
DCRat payload
Detects payload of DCRat, commonly dropped by NSIS installers.
-
Family: DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
-
Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
-
UAC bypass
-
Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Checks whether UAC is enabled
-
Drops file in System32 directory
-
SmartAssembly .NET packer
Detects SmartAssembly .NET packer.
-
Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
2