Analysis
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max time kernel
127s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
08-07-2022 04:18
Static task
static1
Behavioral task
behavioral1
Sample
41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe
Resource
win10v2004-20220414-en
General
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Target
41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe
-
Size
656KB
-
MD5
714bcb747c559e227f47ea71a05fb52e
-
SHA1
f8b07712e284cd4c00c555ee07482be321749a0a
-
SHA256
41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577
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SHA512
ae5eb450917afc8b2cf71c5db8d59e8b0e557cd1b7b80c19384f74678f61b03bed61ef6d6ccf60f36b89091cee5425dd4d43b16650a51788ac5a2b1852bd7569
Malware Config
Signatures
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NetWire RAT payload 6 IoCs
Processes:
resource yara_rule behavioral1/memory/1532-66-0x0000000000400000-0x00000000004A4000-memory.dmp netwire behavioral1/memory/1532-67-0x0000000000400000-0x000000000042B000-memory.dmp netwire behavioral1/memory/1532-74-0x0000000000400000-0x00000000004A4000-memory.dmp netwire behavioral1/memory/1920-93-0x0000000000400000-0x00000000004A4000-memory.dmp netwire behavioral1/memory/1920-94-0x0000000000400000-0x000000000042B000-memory.dmp netwire behavioral1/memory/1920-101-0x0000000000400000-0x00000000004A4000-memory.dmp netwire -
Executes dropped EXE 2 IoCs
Processes:
Host.exeHost.exepid process 1940 Host.exe 1920 Host.exe -
Loads dropped DLL 2 IoCs
Processes:
41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exepid process 1532 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe 1532 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
Host.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ Host.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\NetWire = "C:\\Users\\Admin\\AppData\\Roaming\\Install\\Host.exe" Host.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
Processes:
41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exeHost.exeHost.exepid process 916 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe 1532 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe 1532 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe 1940 Host.exe 1920 Host.exe 1920 Host.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exeHost.exedescription pid process target process PID 916 set thread context of 1532 916 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe PID 1940 set thread context of 1920 1940 Host.exe Host.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exeHost.exepid process 916 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe 1940 Host.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exeHost.exedescription pid process target process PID 916 wrote to memory of 1532 916 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe PID 916 wrote to memory of 1532 916 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe PID 916 wrote to memory of 1532 916 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe PID 916 wrote to memory of 1532 916 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe PID 1532 wrote to memory of 1940 1532 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe Host.exe PID 1532 wrote to memory of 1940 1532 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe Host.exe PID 1532 wrote to memory of 1940 1532 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe Host.exe PID 1532 wrote to memory of 1940 1532 41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe Host.exe PID 1940 wrote to memory of 1920 1940 Host.exe Host.exe PID 1940 wrote to memory of 1920 1940 Host.exe Host.exe PID 1940 wrote to memory of 1920 1940 Host.exe Host.exe PID 1940 wrote to memory of 1920 1940 Host.exe Host.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe"C:\Users\Admin\AppData\Local\Temp\41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:916 -
C:\Users\Admin\AppData\Local\Temp\41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe"C:\Users\Admin\AppData\Local\Temp\41e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577.exe"2⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1532 -
C:\Users\Admin\AppData\Roaming\Install\Host.exe"C:\Users\Admin\AppData\Roaming\Install\Host.exe"3⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Users\Admin\AppData\Roaming\Install\Host.exe"C:\Users\Admin\AppData\Roaming\Install\Host.exe"4⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1920
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
656KB
MD5714bcb747c559e227f47ea71a05fb52e
SHA1f8b07712e284cd4c00c555ee07482be321749a0a
SHA25641e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577
SHA512ae5eb450917afc8b2cf71c5db8d59e8b0e557cd1b7b80c19384f74678f61b03bed61ef6d6ccf60f36b89091cee5425dd4d43b16650a51788ac5a2b1852bd7569
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Filesize
656KB
MD5714bcb747c559e227f47ea71a05fb52e
SHA1f8b07712e284cd4c00c555ee07482be321749a0a
SHA25641e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577
SHA512ae5eb450917afc8b2cf71c5db8d59e8b0e557cd1b7b80c19384f74678f61b03bed61ef6d6ccf60f36b89091cee5425dd4d43b16650a51788ac5a2b1852bd7569
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Filesize
656KB
MD5714bcb747c559e227f47ea71a05fb52e
SHA1f8b07712e284cd4c00c555ee07482be321749a0a
SHA25641e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577
SHA512ae5eb450917afc8b2cf71c5db8d59e8b0e557cd1b7b80c19384f74678f61b03bed61ef6d6ccf60f36b89091cee5425dd4d43b16650a51788ac5a2b1852bd7569
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Filesize
656KB
MD5714bcb747c559e227f47ea71a05fb52e
SHA1f8b07712e284cd4c00c555ee07482be321749a0a
SHA25641e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577
SHA512ae5eb450917afc8b2cf71c5db8d59e8b0e557cd1b7b80c19384f74678f61b03bed61ef6d6ccf60f36b89091cee5425dd4d43b16650a51788ac5a2b1852bd7569
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Filesize
656KB
MD5714bcb747c559e227f47ea71a05fb52e
SHA1f8b07712e284cd4c00c555ee07482be321749a0a
SHA25641e24008114e3824dedccf90a28e47a85602b14f6890dd5d61a947073b7d4577
SHA512ae5eb450917afc8b2cf71c5db8d59e8b0e557cd1b7b80c19384f74678f61b03bed61ef6d6ccf60f36b89091cee5425dd4d43b16650a51788ac5a2b1852bd7569