Analysis
- max time kernel
150s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
- submitted
20/07/2026, 03:01
General
- Target 2026-07-20_6f1d567df2d1088bd625df7cbdd4f500_elex_floxif_stealc_stop_swisyn_tofsee.exe
- Size 1.1MB
- Sample260720-dh4qmsf12x
- SHA256 f67cd7127e628df7397baede5e25a1204ce1d5abc49ffd665e15405579638fbf
Malware Config
Signatures
- Family: Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
- Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
- Detects Floxif payload 1 IoCs
- UPX dump on OEP (original entry point) 6 IoCs
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
- Executes dropped EXE 9 IoCs
- Loads dropped DLL 3 IoCs
- Adds Run key to start application 2 TTPs 4 IoCs
- Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- Drops file in System32 directory 2 IoCs
- UPX packed file 6 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in Program Files 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 behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 12 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-07-20_6f1d567df2d1088bd625df7cbdd4f500_elex_floxif_stealc_stop_swisyn_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-20_6f1d567df2d1088bd625df7cbdd4f500_elex_floxif_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\2026-07-20_6f1d567df2d1088bd625df7cbdd4f500_elex_floxif_stealc_stop_swisyn_tofsee.exec:\users\admin\appdata\local\temp\2026-07-20_6f1d567df2d1088bd625df7cbdd4f500_elex_floxif_stealc_stop_swisyn_tofsee.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS8C3DFFC8\BlueStacksInstaller.exe"C:\Users\Admin\AppData\Local\Temp\7zS8C3DFFC8\BlueStacksInstaller.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zS8C3DFFC8\HD-CheckCpu.exe"C:\Users\Admin\AppData\Local\Temp\7zS8C3DFFC8\HD-CheckCpu.exe" --cmd checkHypervEnabled4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Users\Admin\AppData\Local\Temp\7zS8C3DFFC8\HD-CheckCpu.exe"C:\Users\Admin\AppData\Local\Temp\7zS8C3DFFC8\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
Loading Replay Monitor...
Downloads
symsrv.dll
symsrv.dll.000
2026-07-20_6f1d567df2d1088bd625df7cbdd4f500_elex_floxif_stealc_stop_swisyn_tofsee.exe.tmp
2026-07-20_6f1d567df2d1088bd625df7cbdd4f500_elex_floxif_stealc_stop_swisyn_tofsee.exe
backicon.png
change_hover.png
close_red.png
custom.png
discord_icon.png
folder.png
help_icon.png
info_icon.png
installer_bg.jpg
installer_logo.png
installer_minimize.png
loader.png
logo_text.png
setpath.png
BlueStacksInstaller.exe
BlueStacksInstaller.exe.config
HD-CheckCpu.exe
JSON.dll
i18n.en-US.txt
ThemeFile
FC6C102C13C8.tmp
installer_bg_5.jpg
explorer.exe
icsys.icn.exe
spoolsv.exe
svchost.exe
memory/964-0-0x0000000000400000-0x000000000041F000-memory.dmp
memory/964-208-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2984-259-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3080-241-0x0000000000AD0000-0x0000000000AD8000-memory.dmp
memory/3080-226-0x000000001BA90000-0x000000001BA9E000-memory.dmp
memory/3080-210-0x000000001AE50000-0x000000001AEB8000-memory.dmp
memory/3080-194-0x0000000000110000-0x00000000001B4000-memory.dmp
memory/3080-222-0x000000001CD70000-0x000000001D298000-memory.dmp
memory/3080-225-0x000000001BAC0000-0x000000001BAFE000-memory.dmp
memory/4120-207-0x0000000000400000-0x000000000041F000-memory.dmp
memory/5064-228-0x0000000010000000-0x0000000010030000-memory.dmp
memory/5064-176-0x0000000003C00000-0x0000000003C1F000-memory.dmp
memory/5064-212-0x0000000010000000-0x0000000010030000-memory.dmp
memory/5064-13-0x0000000010000000-0x0000000010030000-memory.dmp
memory/5064-245-0x0000000010000000-0x0000000010030000-memory.dmp
memory/5064-260-0x0000000003C00000-0x0000000003C1F000-memory.dmp
memory/5064-214-0x0000000010000000-0x0000000010030000-memory.dmp
memory/5096-205-0x0000000000400000-0x000000000041F000-memory.dmp
memory/5352-263-0x0000000000400000-0x000000000041F000-memory.dmp
memory/5916-206-0x0000000000400000-0x000000000041F000-memory.dmp