Analysis
- max time kernel
149s - max time network
136s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
20/10/2026, 23:16
General
- Target 2026-10-19_390bddedc960b9a68cca94c8fde55ee0_elex_rhadamanthys_stealc_stop.exe
- Size 523KB
- Sample261020-29ms7sdf28
- SHA256 646718f21ee7ceca1d773cdbfac20ed53c149be5de404c51f57ffc19c66ac7d2
Malware Config
Extracted
-
urelas
-
218.54.31.226
-
218.54.31.165
Signatures
- Family: Urelas
Urelas is a trojan targeting card games.
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- 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 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 4 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 use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-19_390bddedc960b9a68cca94c8fde55ee0_elex_rhadamanthys_stealc_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-19_390bddedc960b9a68cca94c8fde55ee0_elex_rhadamanthys_stealc_stop.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ycjux.exe"C:\Users\Admin\AppData\Local\Temp\ycjux.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ypbut.exe"C:\Users\Admin\AppData\Local\Temp\ypbut.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
_uinsey.bat
golfinfo.ini
ycjux.exe
ypbut.exe
memory/1532-32-0x0000000000FA0000-0x0000000001069000-memory.dmp
memory/1532-37-0x0000000000FA0000-0x0000000001069000-memory.dmp
memory/1532-36-0x0000000000FA0000-0x0000000001069000-memory.dmp
memory/1532-35-0x0000000000FA0000-0x0000000001069000-memory.dmp
memory/1532-34-0x0000000000FA0000-0x0000000001069000-memory.dmp
memory/1532-33-0x0000000000FA0000-0x0000000001069000-memory.dmp
memory/1532-29-0x000000000103A000-0x000000000103B000-memory.dmp
memory/1532-28-0x0000000000FA0000-0x0000000001069000-memory.dmp
memory/3984-19-0x00000000008C0000-0x0000000000951000-memory.dmp
memory/3984-30-0x00000000008C0000-0x0000000000951000-memory.dmp
memory/3984-12-0x00000000008C0000-0x0000000000951000-memory.dmp
memory/3984-14-0x00000000008C0000-0x0000000000951000-memory.dmp
memory/4712-0-0x0000000000AF0000-0x0000000000B81000-memory.dmp
memory/4712-16-0x0000000000AF0000-0x0000000000B81000-memory.dmp
memory/4712-1-0x0000000000AF0000-0x0000000000B81000-memory.dmp