Analysis
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max time kernel
154s -
max time network
70s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 16:59
Static task
static1
Behavioral task
behavioral1
Sample
e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe
Resource
win10v2004-20221111-en
General
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Target
e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe
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Size
118KB
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MD5
3de72af0cc5d47116af5b850c667520b
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SHA1
e18643335c1980a0e9353fbea08f9f375a4e37b4
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SHA256
e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c
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SHA512
5e2d6f3fde0a7fec0cd24ac341e7243b4981837abb565e40f76f5755aebdac0e640a013662a5285f2799880d08d67b8f02072c1bc7d6f46c7ad7795d09a85202
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SSDEEP
3072:6c/kS4LzjHNkmUeUEGa8g7zUrR00Sj5eD:6ikSi4elRzAREle
Malware Config
Signatures
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NetWire RAT payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1996-69-0x0000000000400000-0x0000000000417000-memory.dmp netwire behavioral1/memory/1880-90-0x0000000000400000-0x0000000000417000-memory.dmp netwire behavioral1/memory/1880-91-0x0000000000400000-0x0000000000417000-memory.dmp netwire -
Executes dropped EXE 2 IoCs
Processes:
Host.exeHost.exepid process 1004 Host.exe 1880 Host.exe -
Modifies Installed Components in the registry 2 TTPs 2 IoCs
Processes:
Host.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{3D64D26Q-732M-57FF-5QQB-A633DI5FIF36} Host.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{3D64D26Q-732M-57FF-5QQB-A633DI5FIF36}\StubPath = "\"C:\\Users\\Admin\\AppData\\Roaming\\Install\\Host.exe\"" Host.exe -
Loads dropped DLL 2 IoCs
Processes:
e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exepid process 1996 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe 1996 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
Host.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ Host.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\NetWire = "C:\\Users\\Admin\\AppData\\Roaming\\Install\\Host.exe" Host.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exeHost.exedescription pid process target process PID 1352 set thread context of 1996 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe PID 1004 set thread context of 1880 1004 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 behavior: EnumeratesProcesses 8 IoCs
Processes:
e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exeHost.exepid process 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe 1004 Host.exe 1004 Host.exe 1004 Host.exe 1004 Host.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exeHost.exedescription pid process Token: SeDebugPrivilege 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe Token: SeDebugPrivilege 1004 Host.exe -
Suspicious use of WriteProcessMemory 22 IoCs
Processes:
e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exee90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exeHost.exedescription pid process target process PID 1352 wrote to memory of 1996 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe PID 1352 wrote to memory of 1996 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe PID 1352 wrote to memory of 1996 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe PID 1352 wrote to memory of 1996 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe PID 1352 wrote to memory of 1996 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe PID 1352 wrote to memory of 1996 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe PID 1352 wrote to memory of 1996 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe PID 1352 wrote to memory of 1996 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe PID 1352 wrote to memory of 1996 1352 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe PID 1996 wrote to memory of 1004 1996 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe Host.exe PID 1996 wrote to memory of 1004 1996 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe Host.exe PID 1996 wrote to memory of 1004 1996 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe Host.exe PID 1996 wrote to memory of 1004 1996 e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe Host.exe PID 1004 wrote to memory of 1880 1004 Host.exe Host.exe PID 1004 wrote to memory of 1880 1004 Host.exe Host.exe PID 1004 wrote to memory of 1880 1004 Host.exe Host.exe PID 1004 wrote to memory of 1880 1004 Host.exe Host.exe PID 1004 wrote to memory of 1880 1004 Host.exe Host.exe PID 1004 wrote to memory of 1880 1004 Host.exe Host.exe PID 1004 wrote to memory of 1880 1004 Host.exe Host.exe PID 1004 wrote to memory of 1880 1004 Host.exe Host.exe PID 1004 wrote to memory of 1880 1004 Host.exe Host.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe"C:\Users\Admin\AppData\Local\Temp\e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe"C:\Users\Admin\AppData\Local\Temp\e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c.exe"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Install\Host.exe"C:\Users\Admin\AppData\Roaming\Install\Host.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Install\Host.exe"C:\Users\Admin\AppData\Roaming\Install\Host.exe"4⤵
- Executes dropped EXE
- Modifies Installed Components in the registry
- Adds Run key to start application
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Install\Host.exeFilesize
118KB
MD53de72af0cc5d47116af5b850c667520b
SHA1e18643335c1980a0e9353fbea08f9f375a4e37b4
SHA256e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c
SHA5125e2d6f3fde0a7fec0cd24ac341e7243b4981837abb565e40f76f5755aebdac0e640a013662a5285f2799880d08d67b8f02072c1bc7d6f46c7ad7795d09a85202
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C:\Users\Admin\AppData\Roaming\Install\Host.exeFilesize
118KB
MD53de72af0cc5d47116af5b850c667520b
SHA1e18643335c1980a0e9353fbea08f9f375a4e37b4
SHA256e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c
SHA5125e2d6f3fde0a7fec0cd24ac341e7243b4981837abb565e40f76f5755aebdac0e640a013662a5285f2799880d08d67b8f02072c1bc7d6f46c7ad7795d09a85202
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C:\Users\Admin\AppData\Roaming\Install\Host.exeFilesize
118KB
MD53de72af0cc5d47116af5b850c667520b
SHA1e18643335c1980a0e9353fbea08f9f375a4e37b4
SHA256e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c
SHA5125e2d6f3fde0a7fec0cd24ac341e7243b4981837abb565e40f76f5755aebdac0e640a013662a5285f2799880d08d67b8f02072c1bc7d6f46c7ad7795d09a85202
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\Users\Admin\AppData\Roaming\Install\Host.exeFilesize
118KB
MD53de72af0cc5d47116af5b850c667520b
SHA1e18643335c1980a0e9353fbea08f9f375a4e37b4
SHA256e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c
SHA5125e2d6f3fde0a7fec0cd24ac341e7243b4981837abb565e40f76f5755aebdac0e640a013662a5285f2799880d08d67b8f02072c1bc7d6f46c7ad7795d09a85202
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\Users\Admin\AppData\Roaming\Install\Host.exeFilesize
118KB
MD53de72af0cc5d47116af5b850c667520b
SHA1e18643335c1980a0e9353fbea08f9f375a4e37b4
SHA256e90d755caf827cf375b356ed7d6cb4394fcece52aaf1f0af855da91b185cd87c
SHA5125e2d6f3fde0a7fec0cd24ac341e7243b4981837abb565e40f76f5755aebdac0e640a013662a5285f2799880d08d67b8f02072c1bc7d6f46c7ad7795d09a85202
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memory/1004-87-0x0000000073F40000-0x00000000744EB000-memory.dmpFilesize
5.7MB
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memory/1004-77-0x0000000073F40000-0x00000000744EB000-memory.dmpFilesize
5.7MB
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memory/1004-72-0x0000000000000000-mapping.dmp
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memory/1352-68-0x00000000744F0000-0x0000000074A9B000-memory.dmpFilesize
5.7MB
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memory/1352-56-0x00000000744F0000-0x0000000074A9B000-memory.dmpFilesize
5.7MB
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memory/1352-54-0x0000000075F51000-0x0000000075F53000-memory.dmpFilesize
8KB
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memory/1352-55-0x00000000744F0000-0x0000000074A9B000-memory.dmpFilesize
5.7MB
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memory/1880-91-0x0000000000400000-0x0000000000417000-memory.dmpFilesize
92KB
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memory/1880-90-0x0000000000400000-0x0000000000417000-memory.dmpFilesize
92KB
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memory/1880-84-0x0000000000401F8F-mapping.dmp
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memory/1996-63-0x0000000000400000-0x0000000000417000-memory.dmpFilesize
92KB
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memory/1996-58-0x0000000000400000-0x0000000000417000-memory.dmpFilesize
92KB
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memory/1996-57-0x0000000000400000-0x0000000000417000-memory.dmpFilesize
92KB
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memory/1996-62-0x0000000000400000-0x0000000000417000-memory.dmpFilesize
92KB
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memory/1996-60-0x0000000000400000-0x0000000000417000-memory.dmpFilesize
92KB
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memory/1996-64-0x0000000000401F8F-mapping.dmp
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memory/1996-67-0x0000000000400000-0x0000000000417000-memory.dmpFilesize
92KB
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memory/1996-69-0x0000000000400000-0x0000000000417000-memory.dmpFilesize
92KB