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Analysis
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max time kernel
151s -
max time network
92s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
20/10/2022, 01:45
Static task
static1
Behavioral task
behavioral1
Sample
1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe
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Size
208KB
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MD5
4a40e42ac66208fe0a1b9c5f49e74125
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SHA1
2bc4dc35ea77048190841e3c963a8ef2fd567501
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SHA256
1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70
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SHA512
69e2fadc09470cd19a9b04ee8e8683de768b61d16cbb81db0a9752041fa312e6f64d71f63c89a2269f21b772f941481dcbfdebda5d9d550a0c2e7fb734794282
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SSDEEP
6144:9oAsRuQmToYfPeffkxsthVIVO+b/RnmbT4PW9UmE7ldESgvSAOugw4:9ouQmToYfPeffkxsthVIVO+b/9mbkPWI
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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" wxkaz.exe -
Executes dropped EXE 1 IoCs
pid Process 1820 wxkaz.exe -
Loads dropped DLL 2 IoCs
pid Process 1664 1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe 1664 1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe -
Adds Run key to start application 2 TTPs 55 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /o" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /K" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /f" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /h" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /n" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /e" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /Y" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /U" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /w" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /C" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /X" 1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /N" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /u" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /j" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /L" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /G" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /d" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /t" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /B" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /i" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /r" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /V" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /m" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /c" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /R" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /W" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /O" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /A" wxkaz.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /D" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /H" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /J" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /X" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /T" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /q" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /k" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /F" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /v" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /a" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /b" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /Z" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /I" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /x" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /P" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /S" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /M" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /s" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /y" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /g" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /p" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /z" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /l" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /Q" wxkaz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\wxkaz = "C:\\Users\\Admin\\wxkaz.exe /E" wxkaz.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ wxkaz.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 1664 1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe 1820 wxkaz.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1664 1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe 1820 wxkaz.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1664 wrote to memory of 1820 1664 1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe 27 PID 1664 wrote to memory of 1820 1664 1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe 27 PID 1664 wrote to memory of 1820 1664 1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe 27 PID 1664 wrote to memory of 1820 1664 1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe"C:\Users\Admin\AppData\Local\Temp\1443e9a6d8a7ba5e0edbf5ff7e4a8f428ff3dbf21afa471d63a582c7e4794a70.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Users\Admin\wxkaz.exe"C:\Users\Admin\wxkaz.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:1820
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
208KB
MD55b2593b7b69a31346717b87dbdf09b48
SHA132ada6ba35e05a8bb77565e9006e786a60fdf9be
SHA2567016aaf82418082b556fa6f2095652449357e605324bbe6cbbc34e54344a9462
SHA512cd9b97c7bbe90caa6affb9c839bf5ccf24703cef2dcca922b371408e4fff912b658f9c212765753a27dc2fcc889362d505b9e66c62e7b60192ba579a7f67a6c4
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Filesize
208KB
MD55b2593b7b69a31346717b87dbdf09b48
SHA132ada6ba35e05a8bb77565e9006e786a60fdf9be
SHA2567016aaf82418082b556fa6f2095652449357e605324bbe6cbbc34e54344a9462
SHA512cd9b97c7bbe90caa6affb9c839bf5ccf24703cef2dcca922b371408e4fff912b658f9c212765753a27dc2fcc889362d505b9e66c62e7b60192ba579a7f67a6c4
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Filesize
208KB
MD55b2593b7b69a31346717b87dbdf09b48
SHA132ada6ba35e05a8bb77565e9006e786a60fdf9be
SHA2567016aaf82418082b556fa6f2095652449357e605324bbe6cbbc34e54344a9462
SHA512cd9b97c7bbe90caa6affb9c839bf5ccf24703cef2dcca922b371408e4fff912b658f9c212765753a27dc2fcc889362d505b9e66c62e7b60192ba579a7f67a6c4
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Filesize
208KB
MD55b2593b7b69a31346717b87dbdf09b48
SHA132ada6ba35e05a8bb77565e9006e786a60fdf9be
SHA2567016aaf82418082b556fa6f2095652449357e605324bbe6cbbc34e54344a9462
SHA512cd9b97c7bbe90caa6affb9c839bf5ccf24703cef2dcca922b371408e4fff912b658f9c212765753a27dc2fcc889362d505b9e66c62e7b60192ba579a7f67a6c4