General
- Target nebula.bat
- Size 3.2MB
- Sample260704-mw431aev9w
- SHA256 5ad495f6524b49d1fb37dcc05e3e0211ac77726d7b6229928cecb25cdf8c660c
- MD5 e3a851a9120dd7f2b9d55773d9624670
- SHA1 f6c13fa9598b305ef79062cb6bee72d60790aed2
- SHA512 de62a0bb6a65d93fa8b337fc1536c9832afa31cdb7e7f784727c2a8335960de8f241ee4fcf299e2b03ded6ff885006e493ee72279fd4fc02ef2b8ef41389ff9a
- SSDEEP 49152:2ZwpJE6xJGnWs756bRBRB6ihJswXR92aDsD8Bv8niSYG:W
- TLSH T11EF533030F7DBD9F855DCF3C422B6A5DB7280644E02C81A652CB49A6857F79262BFC39
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
nebula.bat
Resource
win10v2004-20260513-en
17 signatures
150 seconds
Behavioral task
behavioral2
Sample
nebula.bat
Resource
win11ltsc2024-20260629-en
19 signatures
150 seconds
Malware Config
Extracted
Family
-
quasar
Version
-
1.6.6
Botnet
-
nebula
C2
-
192.166.82.131:4782
Mutex
-
11415705-830a-4b44-aa2c-adbfefdc22e2
Attributes
-
encryption_key
A602B45B37B0AA61159433EEAA7E14BC212989B5
-
install_name
.exe
-
key_salt
5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382
-
log_directory
lentil_logs
-
reconnect_delay
3000
Targets
-
- Target nebula.bat
- Size 3.2MB
- SHA256 5ad495f6524b49d1fb37dcc05e3e0211ac77726d7b6229928cecb25cdf8c660c
- MD5 e3a851a9120dd7f2b9d55773d9624670
- SHA1 f6c13fa9598b305ef79062cb6bee72d60790aed2
- SHA512 de62a0bb6a65d93fa8b337fc1536c9832afa31cdb7e7f784727c2a8335960de8f241ee4fcf299e2b03ded6ff885006e493ee72279fd4fc02ef2b8ef41389ff9a
- SSDEEP 49152:2ZwpJE6xJGnWs756bRBRB6ihJswXR92aDsD8Bv8niSYG:W
- TLSH T11EF533030F7DBD9F855DCF3C422B6A5DB7280644E02C81A652CB49A6857F79262BFC39
- MD5 SHA1 SHA512 SSDEEP TLSH
Detects Defendnot
Quasar payload
Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
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
Loads dropped DLL