Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
23/09/2026, 20:26
General
- Target 2026-09-23_9b4afcfddd293b6b0c799f3ea19c025b_amadey_coinminer_elex_floxif_remcos_smoke-loader_stop.exe
- Size 1.5MB
- Sample260923-y79cmscb84
- SHA256 f116e43bcd4ee1e7e7df776882328eb674ba07cb7aa26fc59186fbb4ece1933e
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) 13 IoCs
- Downloads MZ/PE file 1 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.
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 8 IoCs
- Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
- UPX packed file 13 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 3 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 4 IoCs
- Suspicious use of FindShellTrayWindow 3 IoCs
- Suspicious use of SendNotifyMessage 3 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-23_9b4afcfddd293b6b0c799f3ea19c025b_amadey_coinminer_elex_floxif_remcos_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-23_9b4afcfddd293b6b0c799f3ea19c025b_amadey_coinminer_elex_floxif_remcos_smoke-loader_stop.exe"1⤵
- Downloads MZ/PE file
- Loads dropped DLL
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\360TS_Setup.exe"C:\Users\Admin\AppData\Local\Temp\360TS_Setup.exe" /c:RU.DRP.CPS001 /pmode:2 /promo:eyJib290dGltZSI6IjciLCJtZWRhbCI6IjciLCJuZXdzIjoiMCIsIm9wZXJhIjoiNyIsIm9wZXJhX2lucyI6IjAiLCJwb3B1cCI6IjciLCJ1cGRyYWRlX25vdyI6IjcifQo=2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Program Files (x86)\1790195473_0\360TS_Setup.exe"C:\Program Files (x86)\1790195473_0\360TS_Setup.exe" /c:RU.DRP.CPS001 /pmode:2 /promo:eyJib290dGltZSI6IjciLCJtZWRhbCI6IjciLCJuZXdzIjoiMCIsIm9wZXJhIjoiNyIsIm9wZXJhX2lucyI6IjAiLCJwb3B1cCI6IjciLCJ1cGRyYWRlX25vdyI6IjcifQo= /TSinstall3⤵
- Executes dropped EXE
- Loads dropped DLL
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
symsrv.dll
setup.ini
360base.dll
360base.dll.tmp
360base.dll.tmp
50E59D4C80.tmp
{7C5A4E54-325E-430d-9B42-A343396311F2}.tmp
360P2SP.dll
symsrv.dll.000
memory/1056-120-0x0000000010000000-0x0000000010030000-memory.dmp
memory/1056-121-0x0000000074830000-0x0000000074936000-memory.dmp
memory/1056-137-0x0000000010000000-0x0000000010030000-memory.dmp
memory/1056-89-0x0000000010000000-0x0000000010030000-memory.dmp
memory/1056-132-0x0000000010000000-0x0000000010030000-memory.dmp
memory/1056-126-0x0000000010000000-0x0000000010030000-memory.dmp
memory/1332-136-0x0000000072400000-0x0000000072506000-memory.dmp
memory/1332-74-0x0000000010000000-0x0000000010030000-memory.dmp
memory/1332-99-0x0000000010000000-0x0000000010030000-memory.dmp
memory/1332-124-0x0000000072400000-0x0000000072506000-memory.dmp
memory/3200-47-0x0000000005980000-0x0000000005981000-memory.dmp
memory/3200-65-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3200-67-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3200-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3200-45-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3200-86-0x0000000010000000-0x0000000010030000-memory.dmp
memory/3200-20-0x0000000005980000-0x0000000005981000-memory.dmp