Analysis
- max time kernel
150s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
11/01/2024, 10:31
General
- Target a371b5d9937f2bad39c5a4c2077c4ebecb8b9a265404ea63d02f32641eb61da9.exe
- Size 5.8MB
- Sample240111-mklsaaehd4
- SHA256 a371b5d9937f2bad39c5a4c2077c4ebecb8b9a265404ea63d02f32641eb61da9
Score
10/10
Malware Config
Signatures
- FatalRat
FatalRat is a modular infostealer family written in C++ first appearing in June 2021.
- Fatal Rat payload 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 2 IoCs
- VMProtect packed file 3 IoCs
Detects executables packed with VMProtect commercial packer.
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
- Drops file in Program Files directory 5 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\a371b5d9937f2bad39c5a4c2077c4ebecb8b9a265404ea63d02f32641eb61da9.exe"C:\Users\Admin\AppData\Local\Temp\a371b5d9937f2bad39c5a4c2077c4ebecb8b9a265404ea63d02f32641eb61da9.exe"1⤵
- Checks computer location settings
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Program Files (x86)\Soga64\elin_render.exe"C:\Program Files (x86)\Soga64\elin_render.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
elin_render.exe
elin_render.exe
memory/2672-0-0x0000000001970000-0x0000000001971000-memory.dmp
memory/2672-2-0x0000000000CA0000-0x000000000185B000-memory.dmp
memory/2672-4-0x0000000000CA0000-0x000000000185B000-memory.dmp
memory/2672-28-0x0000000000CA0000-0x000000000185B000-memory.dmp
memory/3272-27-0x0000000002580000-0x000000000262E000-memory.dmp
memory/3272-25-0x0000000010000000-0x0000000010031000-memory.dmp
memory/3272-31-0x0000000000590000-0x00000000005BA000-memory.dmp