Analysis
- max time kernel
135s - max time network
142s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
06/09/2024, 04:24
General
- Target 2024-09-06_7def069a30d79a8e86e24d3e423e6137_bkransomware_floxif_hijackloader.exe
- Size 3.7MB
- Sample240906-e1pvwawdkm
- SHA256 0b66b6105a3e3e4ea78d1e15d63a4558aa43dabdcb6b1ec17cbfebc5f98ddd18
Score
10/10
Malware Config
Signatures
- Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
- Detects Floxif payload 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.
- Loads dropped DLL 1 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- Drops file in Program Files directory 1 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.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-09-06_7def069a30d79a8e86e24d3e423e6137_bkransomware_floxif_hijackloader.exe"C:\Users\Admin\AppData\Local\Temp\2024-09-06_7def069a30d79a8e86e24d3e423e6137_bkransomware_floxif_hijackloader.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
symsrv.dll
memory/2388-4-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2388-30-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2388-28-0x0000000000260000-0x0000000000612000-memory.dmp