Analysis
- max time kernel
149s - max time network
143s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
23/04/2026, 16:18
General
- Target 2026-04-23_6507011da968fd462edaf70c53cbab1a_amadey_elex_emotet_floxif_rhadamanthys_smoke-loader_stop.exe
- Size 2.1MB
- Sample260423-tr58tsax3x
- SHA256 281d06de1829d4de1f865108baf47d5f62a2afc4825bd019c44917dbba8279e5
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) 6 IoCs
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
- Loads dropped DLL 1 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 6 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.
- Modifies registry class 18 IoCs
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SendNotifyMessage 2 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-23_6507011da968fd462edaf70c53cbab1a_amadey_elex_emotet_floxif_rhadamanthys_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-23_6507011da968fd462edaf70c53cbab1a_amadey_elex_emotet_floxif_rhadamanthys_smoke-loader_stop.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
symsrv.dll
symsrv.dll.000
memory/640-20-0x0000000010000000-0x0000000010030000-memory.dmp
memory/640-13-0x0000000002840000-0x000000000293E000-memory.dmp
memory/640-17-0x0000000076503000-0x0000000076504000-memory.dmp
memory/640-19-0x00000000764F0000-0x0000000076554000-memory.dmp
memory/640-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/640-22-0x00000000764F0000-0x0000000076554000-memory.dmp
memory/640-24-0x00000000764F0000-0x0000000076554000-memory.dmp
memory/640-26-0x00000000764F0000-0x0000000076554000-memory.dmp
memory/640-27-0x0000000010000000-0x0000000010030000-memory.dmp
memory/640-12-0x0000000010000000-0x0000000010030000-memory.dmp
memory/640-31-0x0000000010000000-0x0000000010030000-memory.dmp