Analysis
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max time kernel
219s -
max time network
239s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
01/12/2022, 23:46
Static task
static1
Behavioral task
behavioral1
Sample
80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe
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Size
248KB
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MD5
b70c1499bd4bf7053bc30414c9a21e45
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SHA1
24e347d29850da8409d77855994abaa506ae930d
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SHA256
80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083
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SHA512
c4374c43b53cf6b1c5eb066f00707a3c89040f4ea5898c2a1b7eecb48f2ba2ecf84eb22eff457ad13975226bdf97b6cef085075f09e6fe6c384a51249d24a5d0
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SSDEEP
6144:n9tVQWyyUf9dgAVRKlqBiErIsKnPmb7/jWal+FfAje+5/RxoOsutOSD/uP39RWyE:n9QyUf9DRKlqgErIsKnPmb7/jWa1e+5F
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-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe Set value (int) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" wiouya.exe -
Executes dropped EXE 1 IoCs
pid Process 4956 wiouya.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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation 80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /v" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /H" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /U" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /A" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /Q" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /M" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /c" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /O" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /k" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /y" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /B" 80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /x" wiouya.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run\ wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /b" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /o" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /T" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /D" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /X" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /J" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /m" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /P" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /t" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /Z" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /I" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /C" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /r" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /N" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /q" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /h" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /f" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /Y" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /e" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /R" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /G" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /i" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /s" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /S" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /B" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /V" wiouya.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /a" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /n" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /E" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /K" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /d" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /w" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /z" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /W" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /j" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /L" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /g" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /F" wiouya.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\wiouya = "C:\\Users\\Admin\\wiouya.exe /u" wiouya.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 5048 80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe 5048 80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe 4956 wiouya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5048 80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe 4956 wiouya.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5048 wrote to memory of 4956 5048 80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe 81 PID 5048 wrote to memory of 4956 5048 80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe 81 PID 5048 wrote to memory of 4956 5048 80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.exe"C:\Users\Admin\AppData\Local\Temp\80335e2324fe8e2ca798dc96064674c16f5ed67a1c9ba03972037c609b979083.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:5048 -
C:\Users\Admin\wiouya.exe"C:\Users\Admin\wiouya.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:4956
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
248KB
MD519b53b6ac997e4c9fb59b16c313cbba3
SHA16460919d22ba15146f16061a1f1e38f4a4bbf12a
SHA256c2f0fa1802471430b86a9f3c0e943fb71456f908314f38a5c23c0d70b54266e0
SHA512e571449dc276060a32e2389f55b2c1c23a5797509336bba28d41a59115582c9a832231d7f368216d9dd498c757454a0e051d077cdf9c0fa4ca377e8c5763a57a
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Filesize
248KB
MD519b53b6ac997e4c9fb59b16c313cbba3
SHA16460919d22ba15146f16061a1f1e38f4a4bbf12a
SHA256c2f0fa1802471430b86a9f3c0e943fb71456f908314f38a5c23c0d70b54266e0
SHA512e571449dc276060a32e2389f55b2c1c23a5797509336bba28d41a59115582c9a832231d7f368216d9dd498c757454a0e051d077cdf9c0fa4ca377e8c5763a57a