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Analysis
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max time kernel
151s -
max time network
115s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
02/10/2022, 06:44
Static task
static1
Behavioral task
behavioral1
Sample
73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.exe
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Size
156KB
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MD5
67b9e5cc88def4a5fe8969dc2e57c760
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SHA1
647614d75cfc68e398765dc0e079b6f09158159c
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SHA256
73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe
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SHA512
7b6418764d271b129177799970637cea7c4f6d3355521e5732361c25a82a0edc546c184edd2fdc25b322b6315fb2fc98aac5a1f5a189d097a8b0e9c7212aa778
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SSDEEP
1536:wCkumpuY0UBU8gRDGHPOGMmUbaxGAka+t/K9rCGaV9mw7Jqx8M+dzAb2QgRVt:UpuY0ya4UbaxqkCGaVD7JqfKAbHot
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" waokaiw.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.exe -
Executes dropped EXE 1 IoCs
pid Process 4456 waokaiw.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 73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.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\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /G" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /j" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /n" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /A" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /d" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /P" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /W" waokaiw.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /O" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /X" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /m" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /C" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /E" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /v" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /s" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /B" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /S" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /N" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /I" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /M" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /f" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /T" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /q" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /H" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /Y" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /u" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /R" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /x" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /e" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /J" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /Z" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /p" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /z" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /h" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /b" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /c" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /f" 73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /o" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /Q" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /a" waokaiw.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /U" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /F" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /y" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /t" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /g" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /r" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /w" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /V" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /l" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /k" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /L" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /i" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /K" waokaiw.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\waokaiw = "C:\\Users\\Admin\\waokaiw.exe /D" waokaiw.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 1776 73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.exe 1776 73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe 4456 waokaiw.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1776 73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.exe 4456 waokaiw.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1776 wrote to memory of 4456 1776 73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.exe 83 PID 1776 wrote to memory of 4456 1776 73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.exe 83 PID 1776 wrote to memory of 4456 1776 73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.exe"C:\Users\Admin\AppData\Local\Temp\73043e50ea3214c7efef0d58cfdace6a80fc4e2ef604201afb00fa1078c8b1fe.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:1776 -
C:\Users\Admin\waokaiw.exe"C:\Users\Admin\waokaiw.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:4456
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
156KB
MD5e76f09d21e21277876f5ce66ed0a55eb
SHA187f9156b703c50668a91114fb252d226fb8e0fd4
SHA256767dfc4dee4e24179a110dcb32ced5022ff9c829a4cb1e17695a6ddeb563a20a
SHA512665951e853b1ed3895230183afaeb8dc2f3804043ba99c5265f9b4f8acb31dc49b0d7646ce57fdf774af588194ef51c69f6f6ebf42a6f18e13a5bf783a421275
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Filesize
156KB
MD5e76f09d21e21277876f5ce66ed0a55eb
SHA187f9156b703c50668a91114fb252d226fb8e0fd4
SHA256767dfc4dee4e24179a110dcb32ced5022ff9c829a4cb1e17695a6ddeb563a20a
SHA512665951e853b1ed3895230183afaeb8dc2f3804043ba99c5265f9b4f8acb31dc49b0d7646ce57fdf774af588194ef51c69f6f6ebf42a6f18e13a5bf783a421275