Analysis
- max time kernel
93s - max time network
96s - platform
windows10-2004_x64 - resource
win10v2004-20240221-en - resource tags
- submitted
24/02/2024, 17:28
General
- Target a256b35b9a5796b888753d3758335717.exe
- Size 3.8MB
- Sample240224-v2fxcsac5z
- SHA256 5a7bbd704de5a197ab88b09c9ddebd5663f3defdd45768ded1f9a56f460db8f6
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- Adds Run key to start application 2 TTPs 2 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Program crash 1 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\a256b35b9a5796b888753d3758335717.exe"C:\Users\Admin\AppData\Local\Temp\a256b35b9a5796b888753d3758335717.exe"1⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\_3FD8.tmpac7d.exe"C:\Users\Admin\AppData\Local\Temp\_3FD8.tmpac7d.exe" -p"09:03 PM" -y -o"C:\Users\Admin\AppData\Roaming\Security Monitor"2⤵
- Executes dropped EXE
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3924 -s 8842⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3924 -ip 39241⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
_3FD8.tmpac7d.exe
memory/3924-0-0x0000000002C90000-0x000000000303F000-memory.dmp
memory/3924-1-0x0000000000FC0000-0x0000000000FC1000-memory.dmp
memory/3924-2-0x0000000000400000-0x0000000000B94000-memory.dmp
memory/3924-18-0x0000000000400000-0x0000000000B94000-memory.dmp
memory/3924-19-0x0000000002C90000-0x000000000303F000-memory.dmp