Analysis
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max time kernel
187s -
max time network
186s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2022, 17:20
Static task
static1
Behavioral task
behavioral1
Sample
b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.exe
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Size
152KB
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MD5
7178e8f700a0e7d487a7fbd9c602dfc3
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SHA1
0c5603ca228911f8e396d063c81e337dfd22cb5c
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SHA256
b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8
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SHA512
ac0e282beadff0cafaa1181f90f3f1cbf124a6765b5293774372ec53c30fe5daf3fd82ac4a9c58c3b4f5a3a886a60982bae8e72a3129b6ef6e283ded5c0d90e7
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SSDEEP
3072:15EG2HCzwrCaHHvhtbz0wXtV2eZDEUXni7fo7KSif8xWM33r3k1jTCZc4oQZiENq:MGcCzwrCW/0AHa8nuo7KSif8xWM33r3i
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" luaja.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.exe -
Executes dropped EXE 1 IoCs
pid Process 5080 luaja.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 b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.exe -
Adds Run key to start application 2 TTPs 55 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /h" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /a" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /F" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /S" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /J" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /E" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /b" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /L" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /x" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /r" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /K" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /l" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /c" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /Z" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /O" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /U" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /j" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /Q" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /I" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /H" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /C" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /D" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /W" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /N" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /o" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /p" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /T" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /G" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /f" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /y" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /i" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /V" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /A" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /R" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /n" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /z" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /v" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /s" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /t" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /d" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /g" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /k" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /w" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /B" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /q" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /m" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /Y" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /u" luaja.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /D" b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /P" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /e" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /X" luaja.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\luaja = "C:\\Users\\Admin\\luaja.exe /M" luaja.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.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 4424 b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.exe 4424 b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe 5080 luaja.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4424 b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.exe 5080 luaja.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4424 wrote to memory of 5080 4424 b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.exe 79 PID 4424 wrote to memory of 5080 4424 b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.exe 79 PID 4424 wrote to memory of 5080 4424 b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.exe"C:\Users\Admin\AppData\Local\Temp\b169d0267173e2185714e9f67bdefd1c8b4fae5ea20d927c142e08cf92acb9a8.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:4424 -
C:\Users\Admin\luaja.exe"C:\Users\Admin\luaja.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:5080
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
152KB
MD56f0b173f185e5db6ac69b074cb5848eb
SHA1b333aaf8df855e9bcab5b9dea5324a2cb15664c5
SHA2567aa4fdee996e4037140b725c5c4c0443245906c14347cde470b8738fe23c4b70
SHA51287cce3804cadb8421b9c31951199818a9979bd9d3ea1625dc6079738c54ff0de02d63e5784c704354a7882ab4bf5c339c4e7fced64c6f4f1dfaa8d52e208be6b
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Filesize
152KB
MD56f0b173f185e5db6ac69b074cb5848eb
SHA1b333aaf8df855e9bcab5b9dea5324a2cb15664c5
SHA2567aa4fdee996e4037140b725c5c4c0443245906c14347cde470b8738fe23c4b70
SHA51287cce3804cadb8421b9c31951199818a9979bd9d3ea1625dc6079738c54ff0de02d63e5784c704354a7882ab4bf5c339c4e7fced64c6f4f1dfaa8d52e208be6b