Analysis
- max time kernel
120s - max time network
122s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
- submitted
30/07/2026, 15:12
General
- Target 69900218-c2db-44b2-ae00-2897f4167bbe.exe
- Size 48KB
- Sample260730-slphfszhrd
- SHA256 6a9c171ebc9a5640775e2d2ccd2d3e64f0ecd04971b799425f5f85060182b37e
Malware Config
Extracted
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asyncrat
-
0.5.8
-
Default
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mu88.zip:2323
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mu88.zip:3232
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mu88.zip:7685
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mu88.zip:5435
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mu88.zip:8090
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mu88.zip:8002
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www.mu88.zip:2323
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www.mu88.zip:3232
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www.mu88.zip:7685
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www.mu88.zip:5435
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www.mu88.zip:8090
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www.mu88.zip:8002
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ILOVEYOU.mu88.zip:2323
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ILOVEYOU.mu88.zip:3232
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ILOVEYOU.mu88.zip:7685
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ILOVEYOU.mu88.zip:5435
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ILOVEYOU.mu88.zip:8090
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ILOVEYOU.mu88.zip:8002
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Melissa.mu88.zip:2323
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Melissa.mu88.zip:3232
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XAfAGB0mXfr3
-
delay
3
-
install
true
-
install_file
Copilot.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 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\69900218-c2db-44b2-ae00-2897f4167bbe.exe"C:\Users\Admin\AppData\Local\Temp\69900218-c2db-44b2-ae00-2897f4167bbe.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 "Copilot" /tr '"C:\Users\Admin\AppData\Roaming\Copilot.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 "Copilot" /tr '"C:\Users\Admin\AppData\Roaming\Copilot.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\tmp4B28.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\Copilot.exe"C:\Users\Admin\AppData\Roaming\Copilot.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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-
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C:\Users\Admin\AppData\Roaming\Copilot.exe"C:\Users\Admin\AppData\Roaming\Copilot.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmp4B28.tmp.bat
Copilot.exe
memory/932-12-0x0000000074360000-0x0000000074B1C000-memory.dmp
memory/932-14-0x0000000074360000-0x0000000074B1C000-memory.dmp
memory/3340-0-0x00000000743D2000-0x00000000743D3000-memory.dmp
memory/3340-1-0x0000000000F30000-0x0000000000F42000-memory.dmp
memory/3340-2-0x00000000743C0000-0x0000000074B7C000-memory.dmp
memory/3340-3-0x0000000005B00000-0x0000000005B9C000-memory.dmp
memory/3340-9-0x00000000743C0000-0x0000000074B7C000-memory.dmp