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Analysis
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max time kernel
191s -
max time network
217s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05/12/2022, 09:37
Static task
static1
Behavioral task
behavioral1
Sample
a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe
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Size
112KB
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MD5
c50764824e16741d048dd91b2fa0f285
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SHA1
3600aede8210a1223fa47dcce66f3d31482fbd13
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SHA256
a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86
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SHA512
c04ad1c057aeb4791b1ba6631a6e3f27729277c0777198ed5ac714799c5f2f49727cc7b9d4ab32a36a0607f0dfa0dcdeb9a1d1463a6b859671ecab27b9536e61
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SSDEEP
1536:EbDIUJKz6z4e/BnZlTg9L4wPMwrLHDDG3ERz4QcJ5JMK:UbO7eJnZYMwrrLHDDG3BJMK
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" a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" qaesuc.exe -
Executes dropped EXE 1 IoCs
pid Process 2536 qaesuc.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 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /m" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /r" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /h" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /b" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /d" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /i" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /u" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /l" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /y" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /x" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /g" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /n" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /e" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /v" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /j" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /p" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /o" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /k" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /z" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /a" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /s" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /f" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /q" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /w" qaesuc.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /c" a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /c" qaesuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qaesuc = "C:\\Users\\Admin\\qaesuc.exe /t" qaesuc.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 4164 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe 4164 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe 2536 qaesuc.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4164 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe 2536 qaesuc.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4164 wrote to memory of 2536 4164 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe 77 PID 4164 wrote to memory of 2536 4164 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe 77 PID 4164 wrote to memory of 2536 4164 a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe 77
Processes
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C:\Users\Admin\AppData\Local\Temp\a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe"C:\Users\Admin\AppData\Local\Temp\a52bd3cd8d1579c31ca8f8b93dda5fc25f25c651ad58a68ccfb70266ac916b86.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4164 -
C:\Users\Admin\qaesuc.exe"C:\Users\Admin\qaesuc.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:2536
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
112KB
MD50dfd698659cd3ed12a2b21c9ed7870e0
SHA1bcae5ced38bd2c117555fccf483283ed8e844854
SHA25692bbc8ee973911c4016009a2551b80d87793a312a674dde5e91e33448dd2c3ab
SHA5129c3752906b2724581fb0bb7c0faee5ff66f9cbf0f9f7e62bd0fa60bb30c49d41b04f9a09beaff942748abfeb5ae80e8a2d9bb455ac8918b872c340901fc72cfd
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Filesize
112KB
MD50dfd698659cd3ed12a2b21c9ed7870e0
SHA1bcae5ced38bd2c117555fccf483283ed8e844854
SHA25692bbc8ee973911c4016009a2551b80d87793a312a674dde5e91e33448dd2c3ab
SHA5129c3752906b2724581fb0bb7c0faee5ff66f9cbf0f9f7e62bd0fa60bb30c49d41b04f9a09beaff942748abfeb5ae80e8a2d9bb455ac8918b872c340901fc72cfd