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Analysis
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max time kernel
151s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
20/10/2022, 22:33
Static task
static1
Behavioral task
behavioral1
Sample
581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe
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Size
248KB
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MD5
4f79437f9c6df0b3bd8f204e22db1f48
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SHA1
65b4365750e5a78ea72bff59d571013b0b7c880f
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SHA256
581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2
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SHA512
1413bb7b051f57197dfb904511aba6bea1e48014637c3e5b442198c6bfe7c02d3ef10d8ffb6d7f3f66972886e4f4e3dc8f443ba8f2b50525c03b5bd081ca5bf5
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SSDEEP
6144:TVdVQUyyUf9dgAVRKlqBiErIsKnPmb7/jWal+FfAje+5/RxoOsutOSD/uP39RWyJ:TVmyUf9DRKlqgErIsKnPmb7/jWa1e+5T
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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" woiveod.exe -
Executes dropped EXE 1 IoCs
pid Process 2680 woiveod.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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation 581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /A" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /a" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /i" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /w" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /g" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /S" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /p" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /c" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /K" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /M" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /C" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /D" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /j" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /k" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /s" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /o" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /t" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /h" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /K" 581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /v" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /G" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /V" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /R" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /x" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /N" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /m" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /Z" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /O" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /d" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /B" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /u" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /f" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /e" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /z" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /y" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /Q" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /J" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /W" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /b" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /n" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /P" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /H" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /r" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /q" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /T" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /F" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /L" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /E" woiveod.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /Y" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /U" woiveod.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /I" woiveod.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\woiveod = "C:\\Users\\Admin\\woiveod.exe /l" woiveod.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 3888 581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe 3888 581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe 2680 woiveod.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3888 581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe 2680 woiveod.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3888 wrote to memory of 2680 3888 581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe 81 PID 3888 wrote to memory of 2680 3888 581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe 81 PID 3888 wrote to memory of 2680 3888 581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.exe"C:\Users\Admin\AppData\Local\Temp\581c3ff98e057911dd93160b0463f2df708bb78f7a46cd7177ccc7c557e996e2.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:3888 -
C:\Users\Admin\woiveod.exe"C:\Users\Admin\woiveod.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:2680
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
248KB
MD5558459df5a23607499847166bc483968
SHA1598fb6e8cb5fc9bfd62dcc2a13b90c5276436df2
SHA25652b6fb4eba76c762c3fa9142090011cc370b50bcfa2010056e2b97a2e4c0b53d
SHA5125a8430e279d5733a4b6c0cd73566b454504678239c8d267b0a0ae7e715694d8c003d8e872579e1e383b998254cd75b53a1d460cb3c236ed4c6923589b80f44ea
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Filesize
248KB
MD5558459df5a23607499847166bc483968
SHA1598fb6e8cb5fc9bfd62dcc2a13b90c5276436df2
SHA25652b6fb4eba76c762c3fa9142090011cc370b50bcfa2010056e2b97a2e4c0b53d
SHA5125a8430e279d5733a4b6c0cd73566b454504678239c8d267b0a0ae7e715694d8c003d8e872579e1e383b998254cd75b53a1d460cb3c236ed4c6923589b80f44ea