Analysis
- max time kernel
58s - max time network
65s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
22/08/2026, 23:36
General
- Target $R0/Uninstall LegacyLauncher.exe
- Size 203KB
- Sample260822-3ll3fa1ape
- SHA256 eac6845ccd5cca4afed6d41706f1f79f0cd2244be68e272d856e267ec798ddb8
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 13 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Using powershell.exe command.
- Hide Artifacts: Ignore Process Interrupts 1 TTPs 1 IoCs
Command interpreters often include specific commands/flags that ignore errors and other hangups.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious use of AdjustPrivilegeToken 24 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall LegacyLauncher.exe"C:\Users\Admin\AppData\Local\Temp\$R0\Uninstall LegacyLauncher.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe"C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\$R0\2⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -C "if (Get-Command Get-CimInstance -ErrorAction SilentlyContinue) { exit 0 } else { exit 1 }"3⤵
- Hide Artifacts: Ignore Process Interrupts
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -C "if ((Get-ExecutionPolicy -Scope Process) -eq 'Restricted') { exit 1 } else { exit 0 }"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -C "if ((Get-CimInstance -ClassName Win32_Process | ? {$_.Path -and $_.Path.StartsWith('C:\Users\Admin\AppData\Local\Programs\LegacyLauncher', 'CurrentCultureIgnoreCase')}).Count -gt 0) { exit 0 } else { exit 1 }"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
powershell.exe.log
StartupProfileData-NonInteractive
StartupProfileData-NonInteractive
__PSScriptPolicyTest_zuvvvlby.ykt.ps1
StdUtils.dll
System.dll
UAC.dll
WinShell.dll
modern-wizard.bmp
nsDialogs.dll
nsExec.dll
Un_A.exe
memory/3752-94-0x00000000073A0000-0x00000000073B1000-memory.dmp
memory/3752-93-0x0000000007430000-0x00000000074C6000-memory.dmp
memory/3752-85-0x000000006F420000-0x000000006F46C000-memory.dmp
memory/3752-83-0x0000000005810000-0x0000000005B64000-memory.dmp
memory/4176-38-0x00000000052E0000-0x0000000005908000-memory.dmp
memory/4176-51-0x0000000006140000-0x000000000618C000-memory.dmp
memory/4176-53-0x000000006F420000-0x000000006F46C000-memory.dmp
memory/4176-61-0x00000000072C0000-0x00000000072DE000-memory.dmp
memory/4176-62-0x00000000072F0000-0x0000000007393000-memory.dmp
memory/4176-63-0x0000000007A80000-0x00000000080FA000-memory.dmp
memory/4176-64-0x0000000007440000-0x000000000745A000-memory.dmp
memory/4176-65-0x00000000074B0000-0x00000000074BA000-memory.dmp
memory/4176-66-0x0000000007630000-0x000000000765A000-memory.dmp
memory/4176-67-0x0000000007660000-0x0000000007684000-memory.dmp
memory/4176-68-0x000000006F9D0000-0x000000006FD24000-memory.dmp
memory/4176-52-0x00000000066D0000-0x0000000006702000-memory.dmp
memory/4176-50-0x00000000060F0000-0x000000000610E000-memory.dmp
memory/4176-49-0x0000000005B20000-0x0000000005E74000-memory.dmp
memory/4176-41-0x0000000005AB0000-0x0000000005B16000-memory.dmp
memory/4176-40-0x0000000005A40000-0x0000000005AA6000-memory.dmp
memory/4176-39-0x0000000005150000-0x0000000005172000-memory.dmp
memory/4176-37-0x0000000002B40000-0x0000000002B50000-memory.dmp
memory/4176-35-0x0000000002B40000-0x0000000002B50000-memory.dmp
memory/4176-36-0x0000000002B50000-0x0000000002B86000-memory.dmp
memory/4320-116-0x000000006FBA0000-0x000000006FEF4000-memory.dmp
memory/4320-108-0x000000006F420000-0x000000006F46C000-memory.dmp