Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
14/11/2026, 09:41
General
- Target 2026-11-13_834c0c265d59abe01fa9141c63aeddba_elex_floxif_stop.exe
- Size 613KB
- Sample261114-lpap5sys3l
- SHA256 97bfbdfd507388a727d13f73d13201a0e43aa6b8571a8f0272bcaf6a566dc0c8
Malware Config
Signatures
- Family: Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
- Detects Floxif payload 1 IoCs
- Custom signatureUPX dump on OEP (original entry point) 6 IoCs
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
- Loads dropped DLL 1 IoCs
- Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- UPX packed file 6 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in Program Files directory 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.
- Modifies registry class 1 IoCs
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-13_834c0c265d59abe01fa9141c63aeddba_elex_floxif_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-13_834c0c265d59abe01fa9141c63aeddba_elex_floxif_stop.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\2026-11-13_834c0c265d59abe01fa9141c63aeddba_elex_floxif_stop.ini"2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\2026-11-13_834c0c265d59abe01fa9141c63aeddba_elex_floxif_stop.ini3⤵
- System Location Discovery: System Language Discovery
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
symsrv.dll
symsrv.dll.000
2026-11-13_834c0c265d59abe01fa9141c63aeddba_elex_floxif_stop.ini
memory/5072-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/5072-15-0x0000000010000000-0x0000000010030000-memory.dmp
memory/5072-25-0x0000000010000000-0x0000000010030000-memory.dmp
memory/5072-27-0x0000000010000000-0x0000000010030000-memory.dmp
memory/5072-34-0x0000000010000000-0x0000000010030000-memory.dmp