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Analysis
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max time kernel
152s -
max time network
76s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29/11/2022, 03:23
Static task
static1
Behavioral task
behavioral1
Sample
a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe
Resource
win7-20220812-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe
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Size
224KB
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MD5
4428c6aa6f609d9a2effa332b9178c60
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SHA1
aa30dd66b4d67dde1bbaf037f07c959f45a8bfb2
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SHA256
a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36
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SHA512
500eb085b9165a7b71e1bd02197648817fb23090285989d0a642dc92bdd803c6259c4ca07bfa5d163acd57006558eff06eb172f7b90cb896670fecce5b6fb59f
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SSDEEP
3072:sRJ0TzFkLNzq4ZA4j88xrqzojYvebJNCpdAI9mifH6x0cdg/4:sRIRSs4K4j88xrqzKYmXCDjfHu0U
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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" laouwux.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe -
Executes dropped EXE 1 IoCs
pid Process 1708 laouwux.exe -
Loads dropped DLL 2 IoCs
pid Process 1492 a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe 1492 a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe -
Adds Run key to start application 2 TTPs 28 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /n" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /j" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /i" laouwux.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /e" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /y" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /c" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /v" laouwux.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /t" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /d" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /o" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /z" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /s" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /g" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /q" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /m" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /v" a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /r" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /f" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /a" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /x" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /u" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /l" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /b" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /k" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /w" laouwux.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\laouwux = "C:\\Users\\Admin\\laouwux.exe /h" laouwux.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 a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum laouwux.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 laouwux.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 1492 a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe 1708 laouwux.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1492 a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe 1708 laouwux.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1492 wrote to memory of 1708 1492 a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe 28 PID 1492 wrote to memory of 1708 1492 a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe 28 PID 1492 wrote to memory of 1708 1492 a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe 28 PID 1492 wrote to memory of 1708 1492 a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe"C:\Users\Admin\AppData\Local\Temp\a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1492 -
C:\Users\Admin\laouwux.exe"C:\Users\Admin\laouwux.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1708
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
224KB
MD54428c6aa6f609d9a2effa332b9178c60
SHA1aa30dd66b4d67dde1bbaf037f07c959f45a8bfb2
SHA256a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36
SHA512500eb085b9165a7b71e1bd02197648817fb23090285989d0a642dc92bdd803c6259c4ca07bfa5d163acd57006558eff06eb172f7b90cb896670fecce5b6fb59f
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Filesize
224KB
MD54428c6aa6f609d9a2effa332b9178c60
SHA1aa30dd66b4d67dde1bbaf037f07c959f45a8bfb2
SHA256a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36
SHA512500eb085b9165a7b71e1bd02197648817fb23090285989d0a642dc92bdd803c6259c4ca07bfa5d163acd57006558eff06eb172f7b90cb896670fecce5b6fb59f
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Filesize
224KB
MD54428c6aa6f609d9a2effa332b9178c60
SHA1aa30dd66b4d67dde1bbaf037f07c959f45a8bfb2
SHA256a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36
SHA512500eb085b9165a7b71e1bd02197648817fb23090285989d0a642dc92bdd803c6259c4ca07bfa5d163acd57006558eff06eb172f7b90cb896670fecce5b6fb59f
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Filesize
224KB
MD54428c6aa6f609d9a2effa332b9178c60
SHA1aa30dd66b4d67dde1bbaf037f07c959f45a8bfb2
SHA256a1ec4376c13b0068c9a974f3576a47c67e19225748f91fac340e961d3961ed36
SHA512500eb085b9165a7b71e1bd02197648817fb23090285989d0a642dc92bdd803c6259c4ca07bfa5d163acd57006558eff06eb172f7b90cb896670fecce5b6fb59f