Analysis
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max time kernel
152s -
max time network
170s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
01/10/2022, 19:50
Static task
static1
Behavioral task
behavioral1
Sample
1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe
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Size
312KB
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MD5
6e5814760cfb99a233f60e4a87e36ab0
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SHA1
ffc8993f058f0b50b2fc96abeb66cf50393cd63a
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SHA256
1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07
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SHA512
3e6fcd58ada469de069cae2c7d489b35d04809f5d298e929fef31948cb6dc17ff44f698dd6b828955a8223a184bc8109b2f7a03d4187cb62219520f00ef33f44
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SSDEEP
6144:Opbc0f7XP+g3AGJpWVzu2RHeEgRK/fObT/bGiJKv6R7MkZ4lUr8W9HuOGKqvsMMJ:Mw27/XvLWpuEeEgRK/fObT/bGiJlMkZp
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" 1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" meroz.exe -
Executes dropped EXE 1 IoCs
pid Process 4148 meroz.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 1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /E" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /g" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /c" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /f" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /B" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /X" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /C" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /b" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /e" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /d" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /R" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /H" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /T" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /w" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /l" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /U" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /Q" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /j" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /a" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /D" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /A" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /k" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /G" 1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /Y" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /Z" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /I" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /L" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /y" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /O" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /o" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /r" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /t" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /W" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /p" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /F" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /n" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /J" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /P" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /v" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /i" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /K" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /u" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /V" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /h" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /q" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /N" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /m" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /z" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /S" meroz.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /G" meroz.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\meroz = "C:\\Users\\Admin\\meroz.exe /M" meroz.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 4308 1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe 4308 1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe 4148 meroz.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4308 1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe 4148 meroz.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4308 wrote to memory of 4148 4308 1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe 84 PID 4308 wrote to memory of 4148 4308 1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe 84 PID 4308 wrote to memory of 4148 4308 1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.exe"C:\Users\Admin\AppData\Local\Temp\1b1d02c6a9e324bb1ab8fbc403156bc3ef3a7ec91b2e2923d5535792d607bc07.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:4308 -
C:\Users\Admin\meroz.exe"C:\Users\Admin\meroz.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:4148
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
312KB
MD5eb4695a7ac3407d123679f16959c43e9
SHA1ae3cb3de9145ff97e29d1e843e15409b7b5e7311
SHA2564d0b3d8a4c226b9ddc966a58e7ec8b4f226ba3b88db2e8ccffadb440e8a48366
SHA5129a53dfb8b91d07671f16231f89f8e1b63b0b96b2775b0c25ac6fb5ae62b148d080b4dd105d5f1928f2f9604b62a90f7a9ca6de7472f5cdf784a8ef51299afa9a
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Filesize
312KB
MD5eb4695a7ac3407d123679f16959c43e9
SHA1ae3cb3de9145ff97e29d1e843e15409b7b5e7311
SHA2564d0b3d8a4c226b9ddc966a58e7ec8b4f226ba3b88db2e8ccffadb440e8a48366
SHA5129a53dfb8b91d07671f16231f89f8e1b63b0b96b2775b0c25ac6fb5ae62b148d080b4dd105d5f1928f2f9604b62a90f7a9ca6de7472f5cdf784a8ef51299afa9a