Analysis
- max time kernel
120s - max time network
105s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
25/08/2024, 11:42
General
- Target b3e6d17818c8e92d1f1c5d8a59ec8d00N.exe
- Size 150KB
- Sample240825-nt5gesthln
- SHA256 69e68c5a721f8a9b9ae3908e48785686a7107f2aa762b484bdcd0fa8b038e316
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
- Executes dropped EXE 1 IoCs
- Modifies WinLogon 2 TTPs 2 IoCs
- Drops file in Windows directory 2 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\b3e6d17818c8e92d1f1c5d8a59ec8d00N.exe"C:\Users\Admin\AppData\Local\Temp\b3e6d17818c8e92d1f1c5d8a59ec8d00N.exe"1⤵
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
-
C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Modifies WinLogon
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
svchost.exe
memory/2624-0-0x0000000000400000-0x000000000044E000-memory.dmp
memory/2624-1-0x0000000002190000-0x00000000021C9000-memory.dmp
memory/2624-2-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2624-15-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2624-14-0x0000000002190000-0x00000000021C9000-memory.dmp
memory/2624-11-0x0000000000400000-0x000000000044E000-memory.dmp
memory/3244-16-0x0000000000400000-0x000000000044E000-memory.dmp
memory/3244-13-0x0000000000400000-0x000000000044E000-memory.dmp
memory/3244-17-0x0000000000400000-0x000000000044E000-memory.dmp
memory/3244-18-0x0000000002740000-0x0000000002786000-memory.dmp
memory/3244-19-0x0000000000400000-0x000000000044E000-memory.dmp
memory/3244-20-0x0000000002B00000-0x0000000002B4A000-memory.dmp
memory/3244-22-0x0000000002B00000-0x0000000002B4A000-memory.dmp
memory/3244-25-0x0000000002B00000-0x0000000002B4A000-memory.dmp
memory/3244-27-0x0000000002B00000-0x0000000002B4A000-memory.dmp