Analysis
- max time kernel
149s - max time network
138s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
03/06/2026, 02:52
General
- Target 2026-06-03_96b9629c3452562bfbf728b7b0e6f96b_elex_floxif_surtr_wannacry.exe
- Size 352KB
- Sample260603-dcsfesgy71
- SHA256 83c33ca07c25cc1d916070e7d46fe37d8e8f5b3e38ba949a916830ff607ab79b
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) 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 1 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
- 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 3 IoCs
- Suspicious behavior: EnumeratesProcesses 10 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of SendNotifyMessage 1 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-03_96b9629c3452562bfbf728b7b0e6f96b_elex_floxif_surtr_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-03_96b9629c3452562bfbf728b7b0e6f96b_elex_floxif_surtr_wannacry.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/4904-17-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4904-11-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4904-14-0x00000000771E3000-0x00000000771E4000-memory.dmp
memory/4904-16-0x00000000771D0000-0x0000000077234000-memory.dmp
memory/4904-10-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4904-18-0x00000000771D0000-0x0000000077234000-memory.dmp
memory/4904-20-0x00000000771D0000-0x0000000077234000-memory.dmp
memory/4904-22-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4904-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/4904-24-0x00000000771D0000-0x0000000077234000-memory.dmp
memory/4904-26-0x0000000010000000-0x0000000010030000-memory.dmp