Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
07/05/2026, 14:17
General
- Target 游戏名字：小法师 数据包.exe
- Size 3.2MB
- Sample260507-rl4rpsey7s
- SHA256 ee634eda06e420bd403834694f5fe9c8afd22f07c77ac5eb92be9bcb001b503d
Malware Config
Extracted
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quasar
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2.0
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高级客户
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8.138.83.40:4782
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154.223.21.216:4782
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ea146e9b-e207-44db-88e8-a2f277fefc4f
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encryption_key
00690A93B43BE5A96583004AC50735736256F37A
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install_name
Client.exe
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key_salt
bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Windows 主机进程
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subdirectory
SubDir
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 behavior: EnumeratesProcesses 25 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 5 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
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C:\Users\Admin\AppData\Local\Temp\游戏名字：小法师 数据包.exe"C:\Users\Admin\AppData\Local\Temp\游戏名字：小法师 数据包.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\schtasks.exe"schtasks" /query /tn "Windows 主机进程"2⤵
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C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "Windows 主机进程" /sc ONLOGON /tr ""C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"" /rl HIGHEST /f2⤵
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\schtasks.exe"schtasks" /query /tn "Windows 主机进程"3⤵
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C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "Windows 主机进程" /sc ONLOGON /tr ""C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"" /rl HIGHEST /f3⤵
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Roaming\SubDir\Client.exeC:\Users\Admin\AppData\Roaming\SubDir\Client.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
Client.exe
memory/3352-0-0x0000000000FF0000-0x0000000001326000-memory.dmp
memory/3352-1-0x000000001BFC0000-0x000000001BFD0000-memory.dmp
memory/3352-8-0x000000001BFA0000-0x000000001BFB2000-memory.dmp
memory/3352-7-0x0000000003410000-0x000000000341C000-memory.dmp
memory/3692-14-0x0000000001370000-0x000000000137C000-memory.dmp
memory/3692-15-0x0000000002CA0000-0x0000000002CB2000-memory.dmp
memory/4268-10-0x000000001BA30000-0x000000001BA80000-memory.dmp
memory/4268-11-0x000000001BB40000-0x000000001BBF2000-memory.dmp
memory/4268-9-0x0000000000DE0000-0x0000000000DF0000-memory.dmp
memory/4268-16-0x0000000000E00000-0x0000000000E0C000-memory.dmp
memory/4268-17-0x0000000000E80000-0x0000000000E92000-memory.dmp
memory/4268-18-0x0000000000DE0000-0x0000000000DF0000-memory.dmp
memory/4268-23-0x000000001C520000-0x000000001C532000-memory.dmp
memory/4268-24-0x000000001C580000-0x000000001C5BC000-memory.dmp