Analysis
- max time kernel
149s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
- submitted
04/07/2026, 01:26
General
- Target QuasarRAT.exe
- Size 3.1MB
- Sample260704-btkqssh17s
- SHA256 248820dd5ff8dbc6b2e062601557d3c60f50b6b88cc27873ad01cdf5a3a716b7
Malware Config
Extracted
-
quasar
-
1.4.1
-
mb8coin.io
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mb8coin.io:3333
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mb8coin.io:443
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mb8coin.io:80
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mb8coin.io:81
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mb8coin.io:8080
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25ab3018-2fd5-4a3c-aab1-10b7b3aeed2c
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encryption_key
1F31CD0582BA6FBDA903BF4F947CCB13B60528E3
-
install_name
mb8coin.io.exe
-
key_salt
bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
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log_directory
Logs
-
reconnect_delay
3000
-
startup_key
mb8coin.io Client Startup
-
subdirectory
mb8coin.io
Signatures
- Family: Quasar RAT
Quasar is an open source Remote Access Tool.
- Quasar payload 2 IoCs
- Executes dropped EXE 2 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\QuasarRAT.exe"C:\Users\Admin\AppData\Local\Temp\QuasarRAT.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "mb8coin.io Client Startup" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\mb8coin.io\mb8coin.io.exe" /rl HIGHEST /f2⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Roaming\mb8coin.io\mb8coin.io.exe"C:\Users\Admin\AppData\Roaming\mb8coin.io\mb8coin.io.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "mb8coin.io Client Startup" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\mb8coin.io\mb8coin.io.exe" /rl HIGHEST /f3⤵
- Scheduled Task/Job: Scheduled Task
-
-
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C:\Users\Admin\AppData\Roaming\mb8coin.io\mb8coin.io.exeC:\Users\Admin\AppData\Roaming\mb8coin.io\mb8coin.io.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
mb8coin.io.exe
memory/3104-24-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-27-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-34-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-33-0x000000001CFE0000-0x000000001D092000-memory.dmp
memory/3104-32-0x000000001CED0000-0x000000001CF20000-memory.dmp
memory/3104-30-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-29-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-28-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-26-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-19-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-25-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-23-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-22-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-21-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-17-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-16-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3104-18-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-10-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-11-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-20-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-14-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-13-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-12-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-1-0x00000000004E0000-0x0000000000804000-memory.dmp
memory/3172-0-0x00007FFB884CF000-0x00007FFB884D0000-memory.dmp
memory/3172-9-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-2-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-8-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-7-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-6-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-5-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-4-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp
memory/3172-3-0x00007FFB88340000-0x00007FFB88CE4000-memory.dmp