Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
15/04/2026, 04:16
General
- Target cscript223.exe
- Size 45KB
- Sample260415-evwfgaev6p
- SHA256 e503c8a43d510f3a8ac33e516f76fc93451738c60f8aa300b1bd99d963c051e6
Malware Config
Extracted
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asyncrat
-
0.5.8
-
Default
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video3xxx.net:6606
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video3xxx.net:7707
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video3xxx.net:8808
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www.video3xxx.net:6606
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www.video3xxx.net:7707
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www.video3xxx.net:8808
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malware.video3xxx.net:6606
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malware.video3xxx.net:7707
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malware.video3xxx.net:8808
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2IQwhzJsm1PA
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delay
3
-
install
true
-
install_file
Window11.exe
-
install_folder
%AppData%
Signatures
- Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Async RAT payload 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 23 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\cscript223.exe"C:\Users\Admin\AppData\Local\Temp\cscript223.exe"1⤵
- Checks computer location settings
- 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 "Window11" /tr '"C:\Users\Admin\AppData\Roaming\Window11.exe"' & exit2⤵
- 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 "Window11" /tr '"C:\Users\Admin\AppData\Roaming\Window11.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\tmpF656.tmp.bat""2⤵
- 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\Window11.exe"C:\Users\Admin\AppData\Roaming\Window11.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
-
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C:\Users\Admin\AppData\Roaming\Window11.exe"C:\Users\Admin\AppData\Roaming\Window11.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
tmpF656.tmp.bat
Window11.exe
memory/3756-16-0x0000000005100000-0x00000000051E3000-memory.dmp
memory/3756-17-0x00000000052F0000-0x0000000005386000-memory.dmp
memory/3960-15-0x00000000052F0000-0x0000000005386000-memory.dmp
memory/3960-14-0x0000000005200000-0x00000000052E3000-memory.dmp
memory/4388-0-0x0000000000D60000-0x0000000000D72000-memory.dmp
memory/4388-1-0x0000000005910000-0x0000000005920000-memory.dmp
memory/4388-2-0x0000000005920000-0x00000000059BC000-memory.dmp
memory/4388-7-0x0000000005620000-0x0000000005703000-memory.dmp
memory/4388-8-0x0000000005710000-0x00000000057A6000-memory.dmp