Analysis
- max time kernel
150s - max time network
113s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
09/05/2026, 22:26
General
- Target 2026-05-09_339cbab14cd6293e5fc334b77f988da5_elex_rhadamanthys_stop_swisyn.exe
- Size 251KB
- Sample260509-2cgwpady5x
- SHA256 58efb7c4ddb903f4f3fcf560ce680ed80e2895ad922401392513122dfe29bea1
Malware Config
Signatures
- Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
- Executes dropped EXE 6 IoCs
- Adds Run key to start application 2 TTPs 4 IoCs
- Drops file in System32 directory 2 IoCs
- Drops file in Windows directory 5 IoCs
- 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.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 2 IoCs
- Suspicious use of SetWindowsHookEx 12 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-05-09_339cbab14cd6293e5fc334b77f988da5_elex_rhadamanthys_stop_swisyn.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-09_339cbab14cd6293e5fc334b77f988da5_elex_rhadamanthys_stop_swisyn.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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\??\c:\users\admin\appdata\local\temp\2026-05-09_339cbab14cd6293e5fc334b77f988da5_elex_rhadamanthys_stop_swisyn.exec:\users\admin\appdata\local\temp\2026-05-09_339cbab14cd6293e5fc334b77f988da5_elex_rhadamanthys_stop_swisyn.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Windows\Resources\Themes\icsys.icn.exeC:\Windows\Resources\Themes\icsys.icn.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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\??\c:\windows\resources\themes\explorer.exec:\windows\resources\themes\explorer.exe3⤵
- Modifies visibility of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe SE4⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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\??\c:\windows\resources\svchost.exec:\windows\resources\svchost.exe5⤵
- Modifies visibility of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe PR6⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
2026-05-09_339cbab14cd6293e5fc334b77f988da5_elex_rhadamanthys_stop_swisyn.exe
explorer.exe
icsys.icn.exe
spoolsv.exe
svchost.exe
memory/924-52-0x00000000009C0000-0x0000000000C4B000-memory.dmp
memory/924-78-0x00000000009C0000-0x0000000000C4B000-memory.dmp
memory/924-66-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2436-47-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2436-46-0x0000000000850000-0x0000000000ADB000-memory.dmp
memory/2452-49-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2452-48-0x00000000008A0000-0x0000000000B2B000-memory.dmp
memory/2928-45-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2928-44-0x00000000008A0000-0x0000000000B2B000-memory.dmp
memory/3116-51-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3116-0-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3116-50-0x0000000000980000-0x0000000000C0B000-memory.dmp
memory/4064-53-0x0000000000B40000-0x0000000000DCB000-memory.dmp
memory/4064-63-0x0000000000B40000-0x0000000000DCB000-memory.dmp
memory/4064-65-0x0000000000B40000-0x0000000000DCB000-memory.dmp
memory/4064-67-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4064-38-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4064-79-0x0000000000B40000-0x0000000000DCB000-memory.dmp