Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
30/09/2026, 17:58
General
- Target 2026-09-29_a234c98f907c4aa95bbe00bf1045456d_amadey_elex_floxif_smoke-loader_stealc_stop_tofsee.exe
- Size 1.8MB
- Sample260930-wj8p4asthy
- SHA256 2a5c13cc9d2b9d10f67eb99864d9ba229a45d5ad10a0a9834a5d640914e96c7e
Malware Config
Signatures
- Family: Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
- Family: Stealc
Stealc is an infostealer written in C++.
- Detects Stealc stealer Version 3 1 IoCs
- 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.
- 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 3 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 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 1 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-29_a234c98f907c4aa95bbe00bf1045456d_amadey_elex_floxif_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-29_a234c98f907c4aa95bbe00bf1045456d_amadey_elex_floxif_smoke-loader_stealc_stop_tofsee.exe"1⤵
- Checks computer location settings
- 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\RarSFX0\dd_KO.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\dd_KO.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tiptsf.dll.tmp
tiptsf.dll.tmp
symsrv.dll
symsrv.dll.000
dd_KO.exe
memory/2932-39-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2932-40-0x0000000000400000-0x000000000045A000-memory.dmp
memory/2932-42-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2932-47-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2932-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2932-51-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2932-61-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2932-63-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4068-27-0x0000000000400000-0x00000000005BA000-memory.dmp
memory/4068-26-0x000000000055B000-0x000000000055D000-memory.dmp
memory/4068-43-0x0000000000400000-0x00000000005BA000-memory.dmp