Analysis
- max time kernel
150s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
04/10/2026, 20:58
General
- Target 2026-10-04_fc9292712c783efa412a55da552836df_amadey_elex_floxif_smoke-loader_stealc_stop_tofsee.exe
- Size 4.3MB
- Sample261004-zsd4maxclf
- SHA256 ce359a01db2de360bb46f20adf7555badae03a82779478448e1541c18e4a038b
Malware Config
Signatures
- Family: Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
- Detects Floxif payload 1 IoCs
- UPX dump on OEP (original entry point) 8 IoCs
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 5 IoCs
- Enumerates connected drives 3 TTPs 2 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 4 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 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 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-04_fc9292712c783efa412a55da552836df_amadey_elex_floxif_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-04_fc9292712c783efa412a55da552836df_amadey_elex_floxif_smoke-loader_stealc_stop_tofsee.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
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C:\Users\Admin\AppData\Local\Temp\RarSFX0\UltraSearch.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\UltraSearch.exe"2⤵
- Executes dropped EXE
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122883⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tiptsf.dll.tmp
tiptsf.dll.tmp
symsrv.dll
symsrv.dll.000
873717841198.tmp
UltraSearch.exe
UltraSearch.exe.tmp
memory/4504-75-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4504-67-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4504-64-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4504-81-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4504-85-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4504-59-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4504-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/6000-43-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-27-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-41-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-40-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-39-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-61-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-35-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-31-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-30-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-68-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-70-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-42-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-77-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-23-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-82-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-84-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-22-0x000000000103B000-0x000000000103C000-memory.dmp
memory/6000-86-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-89-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-93-0x0000000000400000-0x00000000012BE000-memory.dmp
memory/6000-101-0x0000000000400000-0x00000000012BE000-memory.dmp