Analysis
- max time kernel
150s - max time network
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
09/08/2026, 18:16
General
- Target 2026-08-09_b9a2b29a00c162020064000ed94c2b1f_elex_hijackloader_stealc_stop_swisyn_tofsee.exe
- Size 1.3MB
- Sample260809-wwf6lsbh35
- SHA256 e7bb0bf21d72ee12c3a8b1eab6b54db7c377e8badf18940cde886aab203a64a3
Malware Config
Signatures
- Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
- Executes dropped EXE 9 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
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 8 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 AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 12 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-08-09_b9a2b29a00c162020064000ed94c2b1f_elex_hijackloader_stealc_stop_swisyn_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_b9a2b29a00c162020064000ed94c2b1f_elex_hijackloader_stealc_stop_swisyn_tofsee.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\2026-08-09_b9a2b29a00c162020064000ed94c2b1f_elex_hijackloader_stealc_stop_swisyn_tofsee.exec:\users\admin\appdata\local\temp\2026-08-09_b9a2b29a00c162020064000ed94c2b1f_elex_hijackloader_stealc_stop_swisyn_tofsee.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS05AA0369\BlueStacksInstaller.exe"C:\Users\Admin\AppData\Local\Temp\7zS05AA0369\BlueStacksInstaller.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS05AA0369\HD-CheckCpu.exe"C:\Users\Admin\AppData\Local\Temp\7zS05AA0369\HD-CheckCpu.exe" --cmd checkHypervEnabled4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\7zS05AA0369\HD-CheckCpu.exe"C:\Users\Admin\AppData\Local\Temp\7zS05AA0369\HD-CheckCpu.exe" --cmd checkSSE44⤵
- Executes dropped EXE
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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
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
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Downloads
2026-08-09_b9a2b29a00c162020064000ed94c2b1f_elex_hijackloader_stealc_stop_swisyn_tofsee.exe
backicon.png
checked_gray.png
close_red.png
custom.png
installer_bg.jpg
installer_logo.png
installer_minimize.png
loader.png
setpath.png
unchecked_gray.png
BlueStacksInstaller.exe
BlueStacksInstaller.exe.config
HD-CheckCpu.exe
JSON.dll
i18n.en-US.txt
ThemeFile
explorer.exe
icsys.icn.exe
spoolsv.exe
svchost.exe
memory/1892-207-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1892-181-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2412-176-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2432-178-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2432-0-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3376-173-0x0000000000400000-0x000000000041F000-memory.dmp
memory/5580-182-0x0000000000400000-0x000000000041F000-memory.dmp
memory/5768-174-0x00007FFD1D700000-0x00007FFD1E0A4000-memory.dmp
memory/5768-164-0x00007FFD1D700000-0x00007FFD1E0A4000-memory.dmp
memory/5768-189-0x000000001CC00000-0x000000001D128000-memory.dmp
memory/5768-179-0x00007FFD1D700000-0x00007FFD1E0A4000-memory.dmp
memory/5768-175-0x0000000002330000-0x0000000002398000-memory.dmp
memory/5768-194-0x000000001BA70000-0x000000001BAAE000-memory.dmp
memory/5768-195-0x000000001BA40000-0x000000001BA4E000-memory.dmp
memory/5768-135-0x00007FFD1D88F000-0x00007FFD1D890000-memory.dmp
memory/5768-166-0x00007FFD1D700000-0x00007FFD1E0A4000-memory.dmp
memory/5768-180-0x00007FFD1D700000-0x00007FFD1E0A4000-memory.dmp
memory/5768-163-0x00007FFD1D700000-0x00007FFD1E0A4000-memory.dmp
memory/5768-149-0x00007FFD1D700000-0x00007FFD1E0A4000-memory.dmp
memory/5768-148-0x00007FFD1D700000-0x00007FFD1E0A4000-memory.dmp
memory/5768-147-0x00007FFD1D700000-0x00007FFD1E0A4000-memory.dmp
memory/5768-143-0x00007FFD1D700000-0x00007FFD1E0A4000-memory.dmp
memory/5768-205-0x00000000207A0000-0x00000000207A8000-memory.dmp
memory/5768-138-0x00000000000B0000-0x000000000014A000-memory.dmp
memory/6004-177-0x0000000000400000-0x000000000041F000-memory.dmp