Analysis
- max time kernel
149s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
11/11/2026, 15:46
General
- Target 2026-11-10_f0db74bc765430dbcee52535c5df00f7_elex_floxif_wannacry.exe
- Size 3.7MB
- Sample261111-s714day1ev
- SHA256 10bd898aba6bb96f386048c619ade9adbdedc00988a972df3baa14f5a04bf525
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) 8 IoCs
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Identifies Wine through registry keys 2 TTPs 2 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
- Loads dropped DLL 4 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 8 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).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 4 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.
- Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Modifies Internet Explorer settings 1 TTPs 6 IoCs
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of FindShellTrayWindow 3 IoCs
- Suspicious use of SendNotifyMessage 3 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-11-10_f0db74bc765430dbcee52535c5df00f7_elex_floxif_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-10_f0db74bc765430dbcee52535c5df00f7_elex_floxif_wannacry.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:\Users\Admin\AppData\Local\Temp\2026-11-10_f0db74bc765430dbcee52535c5df00f7_elex_floxif_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-11-10_f0db74bc765430dbcee52535c5df00f7_elex_floxif_wannacry.exe" -sfxwaitall:0 "uTorrent.exe"2⤵
- Checks computer location settings
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\uTorrent.exe"C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\uTorrent.exe"3⤵
- Executes dropped EXE
- Identifies Wine through registry keys
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
-
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C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{E2B3C97F-6AE1-41AC-817A-F6F92166D7DD}1⤵
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
symsrv.dll
symsrv.dll.000
flags.conf
resume.dat
settings.dat
settings.dat
settings.dat
settings.dat
tray.ico
uTorrent.exe
uTorrent.exe.tmp
utorrent.lng
memory/2292-24-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2292-66-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2904-64-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2904-62-0x0000000076595000-0x0000000076596000-memory.dmp
memory/2904-70-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2904-81-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2904-94-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2904-3-0x0000000010000000-0x0000000010030000-memory.dmp
memory/5004-27-0x0000000000400000-0x00000000008C5000-memory.dmp