Analysis
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max time kernel
152s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
03/10/2022, 02:50
Static task
static1
Behavioral task
behavioral1
Sample
44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe
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Size
312KB
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MD5
605f6efde5e528b857cf47698e31990a
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SHA1
17b13bd54d474330c90409daf23cac96217174fa
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SHA256
44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c
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SHA512
87ab60021e399cc527caaebc7009503df6792b332af0f33ccee48a2a06ca5909c10983168bd702dea3cee2587c59b040422c032076f292371345c34297bcbcfe
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SSDEEP
3072:eqTcefsODEeHETGngYp2jjiRzd9AD4vbHcjaZe8dwCjLh+Z3ePSiELV:eqQeURvTQftUDobcjWeWwCjoZ3ePSi
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" 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" keubo.exe -
Executes dropped EXE 1 IoCs
pid Process 4232 keubo.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 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /J" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /u" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /D" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /G" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /L" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /v" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /m" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /k" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /Y" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /S" 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /e" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /x" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /B" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /C" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /Z" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /X" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /Q" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /N" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /y" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /f" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /o" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /W" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /g" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /M" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /h" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /i" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /c" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /t" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /z" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /P" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /j" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /p" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /F" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /S" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /U" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /s" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /l" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /b" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /T" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /w" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /A" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /d" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /q" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /E" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /r" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /O" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /V" keubo.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /a" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /K" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /H" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /R" keubo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\keubo = "C:\\Users\\Admin\\keubo.exe /n" keubo.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 856 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe 856 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe 4232 keubo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 856 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe 4232 keubo.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 856 wrote to memory of 4232 856 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe 92 PID 856 wrote to memory of 4232 856 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe 92 PID 856 wrote to memory of 4232 856 44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.exe"C:\Users\Admin\AppData\Local\Temp\44c633d67e10e34665c9e88e42cd9c7c52a48ca70df507089f80edacef588f1c.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:856 -
C:\Users\Admin\keubo.exe"C:\Users\Admin\keubo.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:4232
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
312KB
MD585b239c69356e1be4f0eab8b074283f8
SHA1d2db008d48d5d98cbe9c6cabee9fc673860894ee
SHA256b3022d6ac3dc1cbf93c1fac3e067de35e776045866f58ee851cae8e5307b25f2
SHA5129d63ccf1140229422a97097f382af1bea2c9e5029a76c5bf816964ac54339f22002f0873efac4539d9c3673ba4ab6ca78a263c7dde290f291402245cab9b6b6b
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Filesize
312KB
MD585b239c69356e1be4f0eab8b074283f8
SHA1d2db008d48d5d98cbe9c6cabee9fc673860894ee
SHA256b3022d6ac3dc1cbf93c1fac3e067de35e776045866f58ee851cae8e5307b25f2
SHA5129d63ccf1140229422a97097f382af1bea2c9e5029a76c5bf816964ac54339f22002f0873efac4539d9c3673ba4ab6ca78a263c7dde290f291402245cab9b6b6b