Analysis
- max time kernel
148s - max time network
139s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
08/08/2026, 16:18
General
- Target 2026-08-08_39c02ab06dc492b4414a2824384989bd_agent-tesla_backswap_elex_floxif_remcos_stop.exe
- Size 799KB
- Sample260808-tsatbavsaw
- SHA256 6233f93710b614697a08ada2ee320c673daa968d800aa86da9d80324d59dd2f2
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) 7 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.
- Loads dropped DLL 1 IoCs
- Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- UPX packed file 7 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).
- System Location Discovery: System Language Discovery 1 TTPs 1 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 behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-08_39c02ab06dc492b4414a2824384989bd_agent-tesla_backswap_elex_floxif_remcos_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_39c02ab06dc492b4414a2824384989bd_agent-tesla_backswap_elex_floxif_remcos_stop.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
symsrv.dll
symsrv.dll.000
2026-08-08_39c02ab06dc492b4414a2824384989bd_agent-tesla_backswap_elex_floxif_remcos_stop.ini
memory/2728-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2728-62-0x0000000007D30000-0x0000000007D31000-memory.dmp
memory/2728-63-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2728-68-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2728-71-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2728-74-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2728-75-0x0000000010000000-0x0000000010030000-memory.dmp