Analysis
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max time kernel
106s -
max time network
94s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system -
submitted
24-07-2022 22:40
Static task
static1
Behavioral task
behavioral1
Sample
c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe
Resource
win7-20220715-en
General
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Target
c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe
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Size
561KB
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MD5
0ab8b9c1bba35c18c6dc2bb3f0970318
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SHA1
145317e69240fbd896a381f7bda6d8d5c7af51aa
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SHA256
c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe
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SHA512
acfd97134038e35f601efc53dc922cabb9def28dea50b090c493db8b4b826793d363f47e349008da8ea0fd515a4bd8495c52c22cdb281cc8987b318a131cda59
Malware Config
Signatures
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NetWire RAT payload 8 IoCs
Processes:
resource yara_rule behavioral1/memory/1756-72-0x0000000000400000-0x000000000042B000-memory.dmp netwire behavioral1/memory/1756-73-0x0000000000400000-0x000000000042B000-memory.dmp netwire behavioral1/memory/1756-75-0x0000000000400000-0x000000000042B000-memory.dmp netwire behavioral1/memory/1756-77-0x0000000000400000-0x000000000042B000-memory.dmp netwire behavioral1/memory/1756-78-0x00000000004026D0-mapping.dmp netwire behavioral1/memory/1756-82-0x0000000000400000-0x000000000042B000-memory.dmp netwire behavioral1/memory/1756-83-0x0000000000400000-0x000000000042B000-memory.dmp netwire behavioral1/memory/1756-84-0x0000000000400000-0x000000000042B000-memory.dmp netwire -
Executes dropped EXE 2 IoCs
Processes:
SearchUserInterface.exeSearchUserInterface.exepid process 1936 SearchUserInterface.exe 1756 SearchUserInterface.exe -
Drops startup file 3 IoCs
Processes:
cmd.exeSearchUserInterface.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe cmd.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe cmd.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.lnk SearchUserInterface.exe -
Loads dropped DLL 2 IoCs
Processes:
cmd.exeSearchUserInterface.exepid process 1944 cmd.exe 1936 SearchUserInterface.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SearchUserInterface.exedescription pid process target process PID 1936 set thread context of 1756 1936 SearchUserInterface.exe SearchUserInterface.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 AdjustPrivilegeToken 2 IoCs
Processes:
c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exeSearchUserInterface.exedescription pid process Token: SeDebugPrivilege 2004 c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe Token: SeDebugPrivilege 1936 SearchUserInterface.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.execmd.exeSearchUserInterface.exedescription pid process target process PID 2004 wrote to memory of 1952 2004 c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe cmd.exe PID 2004 wrote to memory of 1952 2004 c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe cmd.exe PID 2004 wrote to memory of 1952 2004 c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe cmd.exe PID 2004 wrote to memory of 1952 2004 c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe cmd.exe PID 2004 wrote to memory of 1944 2004 c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe cmd.exe PID 2004 wrote to memory of 1944 2004 c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe cmd.exe PID 2004 wrote to memory of 1944 2004 c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe cmd.exe PID 2004 wrote to memory of 1944 2004 c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe cmd.exe PID 1944 wrote to memory of 1936 1944 cmd.exe SearchUserInterface.exe PID 1944 wrote to memory of 1936 1944 cmd.exe SearchUserInterface.exe PID 1944 wrote to memory of 1936 1944 cmd.exe SearchUserInterface.exe PID 1944 wrote to memory of 1936 1944 cmd.exe SearchUserInterface.exe PID 1936 wrote to memory of 1756 1936 SearchUserInterface.exe SearchUserInterface.exe PID 1936 wrote to memory of 1756 1936 SearchUserInterface.exe SearchUserInterface.exe PID 1936 wrote to memory of 1756 1936 SearchUserInterface.exe SearchUserInterface.exe PID 1936 wrote to memory of 1756 1936 SearchUserInterface.exe SearchUserInterface.exe PID 1936 wrote to memory of 1756 1936 SearchUserInterface.exe SearchUserInterface.exe PID 1936 wrote to memory of 1756 1936 SearchUserInterface.exe SearchUserInterface.exe PID 1936 wrote to memory of 1756 1936 SearchUserInterface.exe SearchUserInterface.exe PID 1936 wrote to memory of 1756 1936 SearchUserInterface.exe SearchUserInterface.exe PID 1936 wrote to memory of 1756 1936 SearchUserInterface.exe SearchUserInterface.exe PID 1936 wrote to memory of 1756 1936 SearchUserInterface.exe SearchUserInterface.exe PID 1936 wrote to memory of 1756 1936 SearchUserInterface.exe SearchUserInterface.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe"C:\Users\Admin\AppData\Local\Temp\c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2004 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe"2⤵
- Drops startup file
PID:1952 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe"3⤵
- Executes dropped EXE
- Drops startup file
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe"4⤵
- Executes dropped EXE
PID:1756
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe
Filesize561KB
MD50ab8b9c1bba35c18c6dc2bb3f0970318
SHA1145317e69240fbd896a381f7bda6d8d5c7af51aa
SHA256c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe
SHA512acfd97134038e35f601efc53dc922cabb9def28dea50b090c493db8b4b826793d363f47e349008da8ea0fd515a4bd8495c52c22cdb281cc8987b318a131cda59
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe
Filesize561KB
MD50ab8b9c1bba35c18c6dc2bb3f0970318
SHA1145317e69240fbd896a381f7bda6d8d5c7af51aa
SHA256c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe
SHA512acfd97134038e35f601efc53dc922cabb9def28dea50b090c493db8b4b826793d363f47e349008da8ea0fd515a4bd8495c52c22cdb281cc8987b318a131cda59
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SearchUserInterface.exe
Filesize561KB
MD50ab8b9c1bba35c18c6dc2bb3f0970318
SHA1145317e69240fbd896a381f7bda6d8d5c7af51aa
SHA256c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe
SHA512acfd97134038e35f601efc53dc922cabb9def28dea50b090c493db8b4b826793d363f47e349008da8ea0fd515a4bd8495c52c22cdb281cc8987b318a131cda59
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Filesize
561KB
MD50ab8b9c1bba35c18c6dc2bb3f0970318
SHA1145317e69240fbd896a381f7bda6d8d5c7af51aa
SHA256c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe
SHA512acfd97134038e35f601efc53dc922cabb9def28dea50b090c493db8b4b826793d363f47e349008da8ea0fd515a4bd8495c52c22cdb281cc8987b318a131cda59
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Filesize
561KB
MD50ab8b9c1bba35c18c6dc2bb3f0970318
SHA1145317e69240fbd896a381f7bda6d8d5c7af51aa
SHA256c1c7442a04c7192adf200d9aa31c08c435177c3260563c694e4dc27329619ffe
SHA512acfd97134038e35f601efc53dc922cabb9def28dea50b090c493db8b4b826793d363f47e349008da8ea0fd515a4bd8495c52c22cdb281cc8987b318a131cda59