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Analysis
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max time kernel
169s -
max time network
177s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
03/10/2022, 02:40
Static task
static1
Behavioral task
behavioral1
Sample
dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe
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Size
148KB
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MD5
599fb8abee9f690a646a8cb71ff06cb0
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SHA1
f47ec693fb56832819184eebe477a7defe1bbc30
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SHA256
dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e
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SHA512
214656633f21b2eec9923e66d3fb97a0e512b03bf53ff8b4a33f3aa79261988417e4011de56e25b8b25c1487f7d5b73dacce894617633284b4aab1511b500529
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SSDEEP
1536:ho9LIOf4BlqPAKcxnX+PBcRlouQvSPouXZ6D6Jj5wl+dwCMZUbP7v2YhxYAZxZCZ:u2KalqPpy+Pco6ouZ68Kl+dnMZUbRi
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" wueuza.exe -
Executes dropped EXE 1 IoCs
pid Process 4292 wueuza.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /o" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /i" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /e" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /q" wueuza.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /r" dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /f" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /s" wueuza.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /h" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /t" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /z" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /p" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /d" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /n" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /j" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /w" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /r" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /x" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /l" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /u" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /m" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /g" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /c" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /y" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /k" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /a" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /b" wueuza.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wueuza = "C:\\Users\\Admin\\wueuza.exe /v" wueuza.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 64 IoCs
pid Process 4332 dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe 4332 dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe 4292 wueuza.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4332 dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe 4292 wueuza.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4332 wrote to memory of 4292 4332 dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe 83 PID 4332 wrote to memory of 4292 4332 dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe 83 PID 4332 wrote to memory of 4292 4332 dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe"C:\Users\Admin\AppData\Local\Temp\dce07bd6395faee9a0b36790e9c8e191deb2f87e24358b0c6dbdfaf8ec31150e.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4332 -
C:\Users\Admin\wueuza.exe"C:\Users\Admin\wueuza.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4292
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
148KB
MD53e92ee377b1c708f9d498d86e794793a
SHA13165050730d77ac30f0c3f565a5c4af6e337aca4
SHA25698e4b0dd7770df725f2e4a2489aa7c5ae1cd4d900d621b63db9d915b21a1f659
SHA5129dcb6770411bcb191d4ca0f26633dc5c754200be5a803db02ee58ae1f7ba25ab558ffb30d114ec9c5e07799ca4a8da601b0504069701398ce25226d385887e3c
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Filesize
148KB
MD53e92ee377b1c708f9d498d86e794793a
SHA13165050730d77ac30f0c3f565a5c4af6e337aca4
SHA25698e4b0dd7770df725f2e4a2489aa7c5ae1cd4d900d621b63db9d915b21a1f659
SHA5129dcb6770411bcb191d4ca0f26633dc5c754200be5a803db02ee58ae1f7ba25ab558ffb30d114ec9c5e07799ca4a8da601b0504069701398ce25226d385887e3c