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Analysis
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max time kernel
153s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
02/12/2022, 00:35
Static task
static1
Behavioral task
behavioral1
Sample
79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe
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Size
276KB
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MD5
50c4998878e39bd2ec3999d925369034
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SHA1
7f866cd137fdcc2dad7535f1d041dd1d6e1324b3
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SHA256
79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783
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SHA512
96306ebc010bb597e66142bf8c8cbc68baf0e11063544cd3b515da61a1c395245bfa6f310d76e4b4d42ca50a4504cdba2c5f36b8b68c61e0ecd0e1658c4fd1eb
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SSDEEP
3072:0fvtsFVUvzaqBwEQslNTl8Kmmo4xTbWI+QV7irN/qxn8UAeBuUBce5m:EtwExplrxbWI+rNSBtdFceo
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" 79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" zshouv.exe -
Executes dropped EXE 1 IoCs
pid Process 4872 zshouv.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 79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /z" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /w" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /h" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /k" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /y" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /e" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /a" zshouv.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /g" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /v" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /l" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /f" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /x" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /o" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /d" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /b" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /t" zshouv.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /j" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /a" 79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /r" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /i" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /u" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /c" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /m" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /p" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /s" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /q" zshouv.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zshouv = "C:\\Users\\Admin\\zshouv.exe /n" zshouv.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 1352 79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe 1352 79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe 4872 zshouv.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1352 79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe 4872 zshouv.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1352 wrote to memory of 4872 1352 79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe 78 PID 1352 wrote to memory of 4872 1352 79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe 78 PID 1352 wrote to memory of 4872 1352 79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe 78
Processes
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C:\Users\Admin\AppData\Local\Temp\79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.exe"C:\Users\Admin\AppData\Local\Temp\79784f69f902f7afd45c080ed70b7e861b9ad1b2a88798ccc91421e5ce969783.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:1352 -
C:\Users\Admin\zshouv.exe"C:\Users\Admin\zshouv.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:4872
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
276KB
MD57f1019060b7054c0ff36f140088f7ff0
SHA15cf401d05c40910fd091e80102dc6eb7434b4c37
SHA256a4c13fb2f946625bbd349cb6ec4110fe4506addac477e97cd17db83e7ba3d9bf
SHA5125d9e5d80584eb3fe20fc209637130e4ef816aa2f68a929d650989cf96943ad6932139a4e171ca23602f51cdddb1fe8435712aedad847f7a62b87298c052009fc
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Filesize
276KB
MD57f1019060b7054c0ff36f140088f7ff0
SHA15cf401d05c40910fd091e80102dc6eb7434b4c37
SHA256a4c13fb2f946625bbd349cb6ec4110fe4506addac477e97cd17db83e7ba3d9bf
SHA5125d9e5d80584eb3fe20fc209637130e4ef816aa2f68a929d650989cf96943ad6932139a4e171ca23602f51cdddb1fe8435712aedad847f7a62b87298c052009fc