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Analysis
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max time kernel
153s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
02/10/2022, 15:38
Static task
static1
Behavioral task
behavioral1
Sample
039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe
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Size
104KB
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MD5
4bcc44240850f05632074900a95446c0
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SHA1
bb6fe39f1f2265fb011637758d72e1b97da6779c
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SHA256
039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366
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SHA512
896bed3b0f551f14eed5290d0062e03eb6803c3dd4101404146cf337503f7e87ebf162db2508ea4bb8e77ab4ac184176bcc31dc5f9236dd1c9b3b77154838f10
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SSDEEP
1536:bVhvr9fKtSieh6hC3KwTHlyHcw1rqVjSxakAyBGGcJ5J9r:RhTlG/ehWwTHlyHBQNSxWJ9r
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" 039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" wuein.exe -
Executes dropped EXE 1 IoCs
pid Process 732 wuein.exe -
Loads dropped DLL 2 IoCs
pid Process 832 039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe 832 039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /m" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /y" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /e" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /i" wuein.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /w" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /n" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /l" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /s" 039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /t" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /x" wuein.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /u" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /p" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /v" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /r" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /c" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /g" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /j" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /k" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /a" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /d" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /q" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /z" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /o" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /b" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /s" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /f" wuein.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\wuein = "C:\\Users\\Admin\\wuein.exe /h" wuein.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 832 039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe 732 wuein.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 832 039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe 732 wuein.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 832 wrote to memory of 732 832 039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe 27 PID 832 wrote to memory of 732 832 039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe 27 PID 832 wrote to memory of 732 832 039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe 27 PID 832 wrote to memory of 732 832 039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.exe"C:\Users\Admin\AppData\Local\Temp\039a63863f47b6b986cc3b914acd72cac7426c5d89d0cbf89c9b0b0395523366.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:832 -
C:\Users\Admin\wuein.exe"C:\Users\Admin\wuein.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:732
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
104KB
MD5d7587925a73ef5b36e26fc4f49d07270
SHA1b878234729beb492fecfef4e4696877cafe32761
SHA256e9ff1f842e7079b354a9b1448377f81791d8647ada89ef93348b77e8d8c7e8b6
SHA5125698d430d1df5737f33fa3b07b257c9b6ce00d5c9379f986f3c663625a0f69e85d0249301a28a4eb5ea9fd009add30dfd5474b8a16bfda1ce33ac9efde59a324
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Filesize
104KB
MD5d7587925a73ef5b36e26fc4f49d07270
SHA1b878234729beb492fecfef4e4696877cafe32761
SHA256e9ff1f842e7079b354a9b1448377f81791d8647ada89ef93348b77e8d8c7e8b6
SHA5125698d430d1df5737f33fa3b07b257c9b6ce00d5c9379f986f3c663625a0f69e85d0249301a28a4eb5ea9fd009add30dfd5474b8a16bfda1ce33ac9efde59a324
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Filesize
104KB
MD5d7587925a73ef5b36e26fc4f49d07270
SHA1b878234729beb492fecfef4e4696877cafe32761
SHA256e9ff1f842e7079b354a9b1448377f81791d8647ada89ef93348b77e8d8c7e8b6
SHA5125698d430d1df5737f33fa3b07b257c9b6ce00d5c9379f986f3c663625a0f69e85d0249301a28a4eb5ea9fd009add30dfd5474b8a16bfda1ce33ac9efde59a324
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Filesize
104KB
MD5d7587925a73ef5b36e26fc4f49d07270
SHA1b878234729beb492fecfef4e4696877cafe32761
SHA256e9ff1f842e7079b354a9b1448377f81791d8647ada89ef93348b77e8d8c7e8b6
SHA5125698d430d1df5737f33fa3b07b257c9b6ce00d5c9379f986f3c663625a0f69e85d0249301a28a4eb5ea9fd009add30dfd5474b8a16bfda1ce33ac9efde59a324