Analysis
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max time kernel
151s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
30/10/2022, 00:28
Static task
static1
Behavioral task
behavioral1
Sample
c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe
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Size
96KB
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MD5
84150e65bbda71ebfa938c33ff645051
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SHA1
79b0f9453bbcd881209d0b92a8cf5075678d67ec
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SHA256
c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9
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SHA512
d5891d168483a216726b89ba94ae303f5e3f24bda58e3b489d8b2406583ed67bd4c46864ef451012cc9240595755c8c3ddb73217c3857803e26a6bd9d889b761
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SSDEEP
1536:fUQBH9f6cO/h06FWd3kGulSc16l6u+NMMl/KlYv1Tq5ThF/NIjnZE1:P+hDodolu8CFF/Cna1
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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ceouku.exe -
Executes dropped EXE 1 IoCs
pid Process 4756 ceouku.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe -
Adds Run key to start application 2 TTPs 55 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /Y" c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /s" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /e" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /N" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /d" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /r" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /E" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /p" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /i" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /f" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /X" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /J" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /D" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /v" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /M" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /A" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /b" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /l" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /a" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /u" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /K" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /k" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /H" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /W" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /S" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /Y" ceouku.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /P" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /C" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /R" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /G" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /j" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /T" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /h" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /w" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /O" ceouku.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /F" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /L" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /y" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /V" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /I" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /U" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /z" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /g" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /B" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /x" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /o" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /t" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /q" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /m" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /c" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /n" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /Z" ceouku.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ceouku = "C:\\Users\\Admin\\ceouku.exe /Q" ceouku.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 1900 c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe 1900 c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe 4756 ceouku.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1900 c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe 4756 ceouku.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1900 wrote to memory of 4756 1900 c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe 86 PID 1900 wrote to memory of 4756 1900 c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe 86 PID 1900 wrote to memory of 4756 1900 c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.exe"C:\Users\Admin\AppData\Local\Temp\c75c68db82f67ee83b5cb86f9312a7f8313378695cbda3e01b371ce44b7e20b9.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:1900 -
C:\Users\Admin\ceouku.exe"C:\Users\Admin\ceouku.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:4756
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
96KB
MD5e4a57eb2cbc1e73583a4e0b4d6e650f0
SHA1ad56d6a064e891cc44d8bccf71aeef36076f6b94
SHA2564b39a5b58c5d0cf82462006671bc19b831660aed8d2581bf3b3d7118095db9f0
SHA512505ee6fada8f3e0776f4df66f72dec732aa6491cc0055394900a07d2e6f3e3cf187d67d9654ec438bca69dae4d40dae03a4e600da1ad52d1175d6cda950748d9
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Filesize
96KB
MD5e4a57eb2cbc1e73583a4e0b4d6e650f0
SHA1ad56d6a064e891cc44d8bccf71aeef36076f6b94
SHA2564b39a5b58c5d0cf82462006671bc19b831660aed8d2581bf3b3d7118095db9f0
SHA512505ee6fada8f3e0776f4df66f72dec732aa6491cc0055394900a07d2e6f3e3cf187d67d9654ec438bca69dae4d40dae03a4e600da1ad52d1175d6cda950748d9