Analysis
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max time kernel
152s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2022, 20:42
Static task
static1
Behavioral task
behavioral1
Sample
f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe
Resource
win7-20220901-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe
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Size
124KB
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MD5
08f6d61cd9ae5b6fd86ee4cf6053aa36
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SHA1
5c1cb4fbaddb1b3df9b5ea397454f0f68ed895cc
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SHA256
f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766
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SHA512
a5ce91bd7781239195834c316bef0979091677f7bb657005d0c7f02b63915c7efbd36adbfbf490f54c64a4030754416402bd0d2d495cd582919e017ce5d7848e
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SSDEEP
3072:nF6iHWaVGPF8zitwnv7w7LPDeoeHqHpOcdElGIrGMtm4:FbHH8PFUitwjoPDQt1
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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" miazeq.exe -
Executes dropped EXE 2 IoCs
pid Process 3596 miazeq.exe 4572 miazeq.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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /r" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /d" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /e" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /w" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /n" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /u" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /t" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /k" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /i" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /x" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /o" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /q" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /j" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /l" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /n" f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /a" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /c" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /v" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /y" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /s" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /h" miazeq.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /m" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /z" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /b" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /g" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /f" miazeq.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\miazeq = "C:\\Users\\Admin\\miazeq.exe /p" miazeq.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum miazeq.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 miazeq.exe -
Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Users\Admin\c\autorun.inf miazeq.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3444 set thread context of 4924 3444 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 80 PID 3596 set thread context of 4572 3596 miazeq.exe 82 -
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 4924 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 4924 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe 4572 miazeq.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3444 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 4924 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 3596 miazeq.exe 4572 miazeq.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 3444 wrote to memory of 4924 3444 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 80 PID 3444 wrote to memory of 4924 3444 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 80 PID 3444 wrote to memory of 4924 3444 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 80 PID 3444 wrote to memory of 4924 3444 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 80 PID 3444 wrote to memory of 4924 3444 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 80 PID 3444 wrote to memory of 4924 3444 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 80 PID 3444 wrote to memory of 4924 3444 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 80 PID 3444 wrote to memory of 4924 3444 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 80 PID 3444 wrote to memory of 4924 3444 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 80 PID 4924 wrote to memory of 3596 4924 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 81 PID 4924 wrote to memory of 3596 4924 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 81 PID 4924 wrote to memory of 3596 4924 f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe 81 PID 3596 wrote to memory of 4572 3596 miazeq.exe 82 PID 3596 wrote to memory of 4572 3596 miazeq.exe 82 PID 3596 wrote to memory of 4572 3596 miazeq.exe 82 PID 3596 wrote to memory of 4572 3596 miazeq.exe 82 PID 3596 wrote to memory of 4572 3596 miazeq.exe 82 PID 3596 wrote to memory of 4572 3596 miazeq.exe 82 PID 3596 wrote to memory of 4572 3596 miazeq.exe 82 PID 3596 wrote to memory of 4572 3596 miazeq.exe 82 PID 3596 wrote to memory of 4572 3596 miazeq.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe"C:\Users\Admin\AppData\Local\Temp\f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3444 -
C:\Users\Admin\AppData\Local\Temp\f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766.exe742⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4924 -
C:\Users\Admin\miazeq.exe"C:\Users\Admin\miazeq.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3596 -
C:\Users\Admin\miazeq.exe744⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Drops autorun.inf file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4572
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
124KB
MD508f6d61cd9ae5b6fd86ee4cf6053aa36
SHA15c1cb4fbaddb1b3df9b5ea397454f0f68ed895cc
SHA256f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766
SHA512a5ce91bd7781239195834c316bef0979091677f7bb657005d0c7f02b63915c7efbd36adbfbf490f54c64a4030754416402bd0d2d495cd582919e017ce5d7848e
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Filesize
124KB
MD508f6d61cd9ae5b6fd86ee4cf6053aa36
SHA15c1cb4fbaddb1b3df9b5ea397454f0f68ed895cc
SHA256f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766
SHA512a5ce91bd7781239195834c316bef0979091677f7bb657005d0c7f02b63915c7efbd36adbfbf490f54c64a4030754416402bd0d2d495cd582919e017ce5d7848e
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Filesize
124KB
MD508f6d61cd9ae5b6fd86ee4cf6053aa36
SHA15c1cb4fbaddb1b3df9b5ea397454f0f68ed895cc
SHA256f55879a11231c82448b771555c886c6f458eeea7fd73f9f63769ed2ada576766
SHA512a5ce91bd7781239195834c316bef0979091677f7bb657005d0c7f02b63915c7efbd36adbfbf490f54c64a4030754416402bd0d2d495cd582919e017ce5d7848e