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Analysis
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max time kernel
153s -
max time network
174s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
20/10/2022, 10:22
Static task
static1
Behavioral task
behavioral1
Sample
305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe
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Size
224KB
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MD5
96938249636719838fc3f1cea0ff4980
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SHA1
1abf9a6aadf3300879609a30f99e489ce853d7a5
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SHA256
305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7
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SHA512
6efce1ebc808ebab639a26b5ec4b83e5dbafb2ef75f1b0f1bddafe47f545f4fcf4e2784ed925f7aa2406c137c3bd0a003689dfab158244caeb770db8226b25ea
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SSDEEP
6144:fbFwzWQ7YVLKv+1DvopAytt0Sh4sO0rTbJsjBv23xuUS71Xm4mqWKnvmb7/D26D3:zFw8VLKv+1DvopAyD0Sy0rTbyjw3x/SE
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" 305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" tuief.exe -
Executes dropped EXE 1 IoCs
pid Process 4928 tuief.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 305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /T" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /J" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /h" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /C" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /m" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /V" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /E" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /Q" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /G" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /c" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /R" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /d" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /s" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /e" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /a" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /Y" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /Z" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /f" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /n" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /N" tuief.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /i" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /l" tuief.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /z" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /A" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /g" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /u" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /b" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /p" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /x" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /S" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /r" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /D" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /I" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /O" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /y" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /U" 305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /q" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /o" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /B" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /X" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /t" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /K" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /W" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /w" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /F" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /L" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /P" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /j" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /H" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /v" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /U" tuief.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tuief = "C:\\Users\\Admin\\tuief.exe /k" tuief.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 4264 305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe 4264 305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe 4928 tuief.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4264 305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe 4928 tuief.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4264 wrote to memory of 4928 4264 305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe 79 PID 4264 wrote to memory of 4928 4264 305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe 79 PID 4264 wrote to memory of 4928 4264 305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.exe"C:\Users\Admin\AppData\Local\Temp\305ea922b2475eb07330d9146ca1c146b6c10f215954f766d215150f4faf49c7.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:4264 -
C:\Users\Admin\tuief.exe"C:\Users\Admin\tuief.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:4928
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
224KB
MD502240d2936b842d0391d270808209953
SHA1278ed5f680611af1bb3be898b2bcaeda37e45b1d
SHA2569dc07a2d4085f70bfd0b07d7e03b4fb8086f0bc4ab6f2569cdad0f6344533181
SHA51233a20c524f01ff9956bc4f175e1a9179365acfa88424937fe0d8c9d321032ef3fb2c21e822a156fe37a360e2517078cae8386636a833d4e31f9ec6ff8388b33f
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Filesize
224KB
MD502240d2936b842d0391d270808209953
SHA1278ed5f680611af1bb3be898b2bcaeda37e45b1d
SHA2569dc07a2d4085f70bfd0b07d7e03b4fb8086f0bc4ab6f2569cdad0f6344533181
SHA51233a20c524f01ff9956bc4f175e1a9179365acfa88424937fe0d8c9d321032ef3fb2c21e822a156fe37a360e2517078cae8386636a833d4e31f9ec6ff8388b33f