Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
09/08/2026, 05:52
General
- Target 2026-08-09_0a03c938b4a98112a2cc861e25d2069c_amadey_elex_floxif_smoke-loader_stealc_stop.exe
- Size 2.5MB
- Sample260809-gkrewavyb1
- SHA256 03ec0b95c3a7753d82bd20148fb09eac8b300679449f923014e9f2651d84aefc
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) 10 IoCs
- Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
- 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
- Loads dropped DLL 8 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 10 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).
- 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 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-09_0a03c938b4a98112a2cc861e25d2069c_amadey_elex_floxif_smoke-loader_stealc_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_0a03c938b4a98112a2cc861e25d2069c_amadey_elex_floxif_smoke-loader_stealc_stop.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\RarSFX0\UltraISO.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\UltraISO.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tiptsf.dll.tmp
tiptsf.dll.tmp
symsrv.dll
symsrv.dll.000
UltraISO.exe
lang_kr.dll
lang_kr.dll.tmp
uikey.ini
ultraiso.ini
memory/3260-103-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3260-84-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3260-99-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3260-123-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3260-68-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3260-3-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3260-96-0x0000000075180000-0x00000000751E3000-memory.dmp
memory/3260-92-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3260-91-0x0000000075180000-0x00000000751E3000-memory.dmp
memory/3260-88-0x0000000075180000-0x00000000751E3000-memory.dmp
memory/3260-81-0x0000000075195000-0x0000000075196000-memory.dmp
memory/3260-83-0x0000000075180000-0x00000000751E3000-memory.dmp
memory/3928-53-0x00000000023F0000-0x0000000002408000-memory.dmp
memory/3928-87-0x00000000023F0000-0x0000000002408000-memory.dmp
memory/3928-75-0x0000000004900000-0x0000000004901000-memory.dmp
memory/3928-72-0x0000000000400000-0x0000000000E18000-memory.dmp
memory/3928-74-0x00000000023F0000-0x0000000002408000-memory.dmp
memory/3928-71-0x00000000023C0000-0x00000000023C1000-memory.dmp
memory/3928-70-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3928-66-0x0000000004900000-0x0000000004901000-memory.dmp
memory/3928-48-0x00000000023C0000-0x00000000023C1000-memory.dmp
memory/3928-47-0x0000000010000000-0x0000000010030000-memory.dmp