Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
28/08/2026, 03:17
General
- Target 8f9c0afb293a43aec9b85c2c65f41360d29738dc08d6fb8856f78d77062fcbe3.exe
- Size 110KB
- Sample260828-ds4hmashjf
- SHA256 8f9c0afb293a43aec9b85c2c65f41360d29738dc08d6fb8856f78d77062fcbe3
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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ck44.games:6606
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ck44.games:7707
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ck44.games:8808
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ck44.games:80
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ck44.games:443
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8kstusttzvw2
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delay
3
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install
true
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install_file
ck44.gamest.exe
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install_folder
%AppData%
Signatures
- Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Async RAT payload 1 IoCs
- Executes dropped EXE 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Delays execution with timeout.exe 1 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 31 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8f9c0afb293a43aec9b85c2c65f41360d29738dc08d6fb8856f78d77062fcbe3.exe"C:\Users\Admin\AppData\Local\Temp\8f9c0afb293a43aec9b85c2c65f41360d29738dc08d6fb8856f78d77062fcbe3.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ck44.gamest" /tr '"C:\Users\Admin\AppData\Roaming\ck44.gamest.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "ck44.gamest" /tr '"C:\Users\Admin\AppData\Roaming\ck44.gamest.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3510.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Roaming\ck44.gamest.exe"C:\Users\Admin\AppData\Roaming\ck44.gamest.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Roaming\ck44.gamest.exe"C:\Users\Admin\AppData\Roaming\ck44.gamest.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmp3510.tmp.bat
ck44.gamest.exe
memory/2672-0-0x0000000074AD2000-0x0000000074AD3000-memory.dmp
memory/2672-1-0x0000000000C40000-0x0000000000C62000-memory.dmp
memory/2672-2-0x0000000074AC0000-0x000000007527C000-memory.dmp
memory/2672-3-0x00000000057E0000-0x000000000587C000-memory.dmp
memory/2672-9-0x0000000074AC0000-0x000000007527C000-memory.dmp
memory/3452-12-0x0000000074AC0000-0x000000007527C000-memory.dmp
memory/3452-14-0x0000000074AC0000-0x000000007527C000-memory.dmp