Analysis
- max time kernel
299s - max time network
297s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
22/09/2026, 04:27
General
- Target S8888.exe
- Size 3.2MB
- Sample260922-e2977sxfng
- SHA256 87491d1c7c0f1def4ba7d7c705c1a69e1078cc7b76422a87ee4ea0ffa8903585
Score
10/10
Malware Config
Extracted
Family
-
quasar
Version
-
1.4.1
Botnet
-
S8
C2
-
alpharush.ai:443
-
www.alpharush.ai:443
-
alpharush.ai:80
-
www.alpharush.ai:80
Mutex
-
ce82c142-97fa-4693-be94-8e36592e85fb
Attributes
-
encryption_key
4F7F7E1A371AAD18A30EE3CD1305B33E8AE1BA88
-
install_name
s8 chao qh88.exe
-
key_salt
bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Quasar Client Startup
-
subdirectory
SubDir
Signatures
- Family: Quasar RAT
Quasar is an open source Remote Access Tool.
- Quasar payload 2 IoCs
- Executes dropped EXE 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of SendNotifyMessage 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\S8888.exe"C:\Users\Admin\AppData\Local\Temp\S8888.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\SubDir\s8 chao qh88.exe"C:\Users\Admin\AppData\Roaming\SubDir\s8 chao qh88.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
s8 chao qh88.exe
memory/1060-0-0x0000000000120000-0x0000000000454000-memory.dmp
memory/1060-1-0x000000001B140000-0x000000001B150000-memory.dmp
memory/2364-7-0x000000001BC20000-0x000000001BC30000-memory.dmp
memory/2364-8-0x000000001C1B0000-0x000000001C200000-memory.dmp
memory/2364-9-0x000000001C2C0000-0x000000001C372000-memory.dmp