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Analysis
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max time kernel
193s -
max time network
236s -
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, 23:05
Static task
static1
Behavioral task
behavioral1
Sample
973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe
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Size
148KB
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MD5
3b36af6ce4cc21a02b31d939286177a9
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SHA1
aec6ce21c3692a7de4368542d179f1cbdf9dbd88
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SHA256
973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241
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SHA512
4e98b7704ab01c57768d563140968611b59a4f4d5d1db30c26c70e5cecceebe65a7531761b5cde50bc4965134727c8bc80969ed8f6c480aeba6b600c8ee9cda7
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SSDEEP
1536:5o9LXOf4BlqPAKaxnX+PBcRlouQvSPouXZ6D6Jj5wl+dwCMZUbP7VBTqJf2YhxYM:WBKalqPpM+Pco6ouZ68Kl+dnMZUb5
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" 973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe Set value (int) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" duuowob.exe -
Executes dropped EXE 1 IoCs
pid Process 3668 duuowob.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 973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /f" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /q" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /o" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /m" duuowob.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run\ duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /t" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /y" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /w" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /h" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /r" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /c" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /d" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /u" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /b" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /k" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /l" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /i" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /j" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /b" 973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /s" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /v" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /z" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /e" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /g" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /p" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /a" duuowob.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /x" duuowob.exe Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\duuowob = "C:\\Users\\Admin\\duuowob.exe /n" duuowob.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 5092 973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe 5092 973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe 3668 duuowob.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5092 973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe 3668 duuowob.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5092 wrote to memory of 3668 5092 973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe 87 PID 5092 wrote to memory of 3668 5092 973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe 87 PID 5092 wrote to memory of 3668 5092 973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.exe"C:\Users\Admin\AppData\Local\Temp\973c97e5bfe9dca2a84d7af159f68f4eaa375152d5462075c3c9985ce7d71241.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:5092 -
C:\Users\Admin\duuowob.exe"C:\Users\Admin\duuowob.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:3668
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
148KB
MD534a8c5dc62a3127043ed41a2deb88abb
SHA1ff1432f488a5256e8b794535c06bf33f55e3fd1c
SHA25670e75abc717dc9afafbae1a5ce3730d29ac9825550142f9419de7943978a8087
SHA5126804d630a9eadd44b88e21e63edf9ac1b322cea4d1240defe5aea64afa6d3b72a1f058b5dc7d15806b8ca843dcea1da2fe600db7ff3a38faf7d3e3e4cf9a6111
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Filesize
148KB
MD534a8c5dc62a3127043ed41a2deb88abb
SHA1ff1432f488a5256e8b794535c06bf33f55e3fd1c
SHA25670e75abc717dc9afafbae1a5ce3730d29ac9825550142f9419de7943978a8087
SHA5126804d630a9eadd44b88e21e63edf9ac1b322cea4d1240defe5aea64afa6d3b72a1f058b5dc7d15806b8ca843dcea1da2fe600db7ff3a38faf7d3e3e4cf9a6111