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Analysis
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max time kernel
151s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
20/10/2022, 01:53
Static task
static1
Behavioral task
behavioral1
Sample
a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe
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Size
104KB
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MD5
544ad0f4e9b2f14f32f487fa5c207031
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SHA1
8ff3ff2157aec551d23aea59f4b465e4493eba8b
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SHA256
a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b
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SHA512
ae0adbfd33ea506f0a29d2fc9231197bdb79e30ed1528b30ae39845dce00a6b48cbec634ecaf81580be0acba1af4cbaa254e1d51153ac02fcc00924bda0ed237
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SSDEEP
1536:lr4IDFOnpgkiu3u1f66x9uGB+2LG4h5crgqebMdUHhizIgp2zy9qhTLxNIjnZt:iP/u1vO+ICYbzIgp2mqpxCn/
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" a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" nuaew.exe -
Executes dropped EXE 1 IoCs
pid Process 980 nuaew.exe -
Loads dropped DLL 2 IoCs
pid Process 1980 a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe 1980 a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /T" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /b" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /R" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /Q" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /i" a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /u" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /i" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /H" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /Y" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /F" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /B" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /a" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /w" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /P" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /I" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /D" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /U" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /V" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /y" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /Z" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /o" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /z" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /d" nuaew.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /k" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /x" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /v" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /n" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /C" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /q" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /K" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /L" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /t" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /h" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /E" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /l" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /M" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /p" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /J" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /e" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /f" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /j" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /g" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /S" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /X" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /G" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /N" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /r" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /O" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /m" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /W" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /s" nuaew.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\nuaew = "C:\\Users\\Admin\\nuaew.exe /c" nuaew.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 1980 a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe 980 nuaew.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1980 a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe 980 nuaew.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1980 wrote to memory of 980 1980 a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe 28 PID 1980 wrote to memory of 980 1980 a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe 28 PID 1980 wrote to memory of 980 1980 a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe 28 PID 1980 wrote to memory of 980 1980 a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.exe"C:\Users\Admin\AppData\Local\Temp\a2e441f9cd7982e891e1f980ee6075c5b016975ebd54516a3df8df59887b374b.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:1980 -
C:\Users\Admin\nuaew.exe"C:\Users\Admin\nuaew.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:980
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
104KB
MD5f73cff00db7d5151fda3c77a7bbcc3dc
SHA1faa341bd826558ed56b535df5355363c2f00be4f
SHA2562bd79b78a48d65ca6cc22000dbf3df2bfef3ebe9d8c87d5755e6eff7dfbe4eb2
SHA5129e07b54ed4b77937b36e5cf1cea03b7ba57c32cdaa5cdd2426c0aac25d89f1830adbe50f9028e6cd01ee7a4b2bcecc16bea57f590ae1789584607d3725e145d5
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Filesize
104KB
MD5f73cff00db7d5151fda3c77a7bbcc3dc
SHA1faa341bd826558ed56b535df5355363c2f00be4f
SHA2562bd79b78a48d65ca6cc22000dbf3df2bfef3ebe9d8c87d5755e6eff7dfbe4eb2
SHA5129e07b54ed4b77937b36e5cf1cea03b7ba57c32cdaa5cdd2426c0aac25d89f1830adbe50f9028e6cd01ee7a4b2bcecc16bea57f590ae1789584607d3725e145d5
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Filesize
104KB
MD5f73cff00db7d5151fda3c77a7bbcc3dc
SHA1faa341bd826558ed56b535df5355363c2f00be4f
SHA2562bd79b78a48d65ca6cc22000dbf3df2bfef3ebe9d8c87d5755e6eff7dfbe4eb2
SHA5129e07b54ed4b77937b36e5cf1cea03b7ba57c32cdaa5cdd2426c0aac25d89f1830adbe50f9028e6cd01ee7a4b2bcecc16bea57f590ae1789584607d3725e145d5
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Filesize
104KB
MD5f73cff00db7d5151fda3c77a7bbcc3dc
SHA1faa341bd826558ed56b535df5355363c2f00be4f
SHA2562bd79b78a48d65ca6cc22000dbf3df2bfef3ebe9d8c87d5755e6eff7dfbe4eb2
SHA5129e07b54ed4b77937b36e5cf1cea03b7ba57c32cdaa5cdd2426c0aac25d89f1830adbe50f9028e6cd01ee7a4b2bcecc16bea57f590ae1789584607d3725e145d5