Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
07/05/2026, 09:47
General
- Target 2026-05-07_04b772757068c22d559c2e616a311f3b_elex_redline-stealer_rhadamanthys_stealc_stop.exe
- Size 2.0MB
- Sample260507-lskphsaz3x
- SHA256 1a1d3092dcae6374029336182b1217c93c1de687b32c689ddc0a501d1c1bc524
Malware Config
Signatures
- Family: Ardamax
A keylogger first seen in 2013.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 6 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Drops desktop.ini file(s) 1 IoCs
- Network Service Discovery 1 TTPs 1 IoCs
Attempt to gather information on host's network.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Modifies registry class 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of SetWindowsHookEx 5 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-07_04b772757068c22d559c2e616a311f3b_elex_redline-stealer_rhadamanthys_stealc_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-07_04b772757068c22d559c2e616a311f3b_elex_redline-stealer_rhadamanthys_stealc_stop.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\ProgramData\KKJPAC\CLS.exe"C:\ProgramData\KKJPAC\CLS.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
-
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C:\Users\Admin\AppData\Local\Temp\JagexLauncher.exe"C:\Users\Admin\AppData\Local\Temp\JagexLauncher.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
-
-
C:\Windows\System32\GameBarPresenceWriter.exe"C:\Windows\System32\GameBarPresenceWriter.exe" -ServerName:Windows.Gaming.GameBar.Internal.PresenceWriterServer1⤵
- Network Service Discovery
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Suspicious use of SetWindowsHookEx
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService1⤵
- Drops desktop.ini file(s)
- Checks processor information in registry
- Modifies registry class
-
C:\ProgramData\KKJPAC\CLS.exeC:\ProgramData\KKJPAC\CLS.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
CLS.00
CLS.01
CLS.exe
2026-05-07_10-47-47.004
CLS.004
JagexLauncher.exe
desktop.ini
memory/1540-65-0x000001DB6D880000-0x000001DB6D892000-memory.dmp
memory/1644-63-0x000001CF5A9B0000-0x000001CF5AACE000-memory.dmp
memory/1932-38-0x0000000000B40000-0x0000000000B59000-memory.dmp
memory/2288-27-0x00000000003A0000-0x00000000005A2000-memory.dmp
memory/2288-0-0x00000000003A1000-0x00000000003A2000-memory.dmp
memory/2288-2-0x00000000003A0000-0x00000000005A2000-memory.dmp
memory/2288-1-0x00000000003A0000-0x00000000005A2000-memory.dmp
memory/3176-26-0x0000000000400000-0x0000000000682000-memory.dmp
memory/3176-31-0x0000000002B80000-0x0000000002B99000-memory.dmp
memory/3176-25-0x0000000000400000-0x0000000000682000-memory.dmp
memory/3176-24-0x0000000000400000-0x0000000000682000-memory.dmp
memory/3176-19-0x0000000000401000-0x0000000000402000-memory.dmp
memory/3176-64-0x0000000000400000-0x0000000000682000-memory.dmp
memory/4036-34-0x0000000002E90000-0x0000000002EA9000-memory.dmp