Analysis
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max time kernel
137s -
resource
win7v191014 -
submitted
08-01-2020 23:47
Task
task1
Sample
33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe
Resource
win7v191014
0 signatures
Task
task2
Sample
33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe
Resource
win10v191014
0 signatures
General
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Target
33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502
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Sample
200108-qwszj1akws
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SHA256
33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502
Score
10/10
Malware Config
Signatures
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Maze
Maze is a file encrypting virus and also a successor to ChaCha.
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Drops startup file 6 IoCs
description ioc Process File created (read-only) C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\bbmka.dat 33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DECRYPT-FILES.html 33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\bbmka.dat 33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe File created (read-only) C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\bbmka.dat 33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\DECRYPT-FILES.html 33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\bbmka.dat 33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1774239815-1814403401-2200974991-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\123456789.bmp" 33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1440 33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1440 wrote to memory of 2008 1440 33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe 26 PID 1440 wrote to memory of 1488 1440 33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe 34 -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2008 wmic.exe Token: SeSecurityPrivilege 2008 wmic.exe Token: SeTakeOwnershipPrivilege 2008 wmic.exe Token: SeLoadDriverPrivilege 2008 wmic.exe Token: SeSystemProfilePrivilege 2008 wmic.exe Token: SeSystemtimePrivilege 2008 wmic.exe Token: SeProfSingleProcessPrivilege 2008 wmic.exe Token: SeIncBasePriorityPrivilege 2008 wmic.exe Token: SeCreatePagefilePrivilege 2008 wmic.exe Token: SeBackupPrivilege 2008 wmic.exe Token: SeRestorePrivilege 2008 wmic.exe Token: SeShutdownPrivilege 2008 wmic.exe Token: SeDebugPrivilege 2008 wmic.exe Token: SeSystemEnvironmentPrivilege 2008 wmic.exe Token: SeRemoteShutdownPrivilege 2008 wmic.exe Token: SeUndockPrivilege 2008 wmic.exe Token: SeManageVolumePrivilege 2008 wmic.exe Token: 33 2008 wmic.exe Token: 34 2008 wmic.exe Token: 35 2008 wmic.exe Token: SeBackupPrivilege 1984 vssvc.exe Token: SeRestorePrivilege 1984 vssvc.exe Token: SeAuditPrivilege 1984 vssvc.exe Token: SeIncreaseQuotaPrivilege 1488 wmic.exe Token: SeSecurityPrivilege 1488 wmic.exe Token: SeTakeOwnershipPrivilege 1488 wmic.exe Token: SeLoadDriverPrivilege 1488 wmic.exe Token: SeSystemProfilePrivilege 1488 wmic.exe Token: SeSystemtimePrivilege 1488 wmic.exe Token: SeProfSingleProcessPrivilege 1488 wmic.exe Token: SeIncBasePriorityPrivilege 1488 wmic.exe Token: SeCreatePagefilePrivilege 1488 wmic.exe Token: SeBackupPrivilege 1488 wmic.exe Token: SeRestorePrivilege 1488 wmic.exe Token: SeShutdownPrivilege 1488 wmic.exe Token: SeDebugPrivilege 1488 wmic.exe Token: SeSystemEnvironmentPrivilege 1488 wmic.exe Token: SeRemoteShutdownPrivilege 1488 wmic.exe Token: SeUndockPrivilege 1488 wmic.exe Token: SeManageVolumePrivilege 1488 wmic.exe Token: 33 1488 wmic.exe Token: 34 1488 wmic.exe Token: 35 1488 wmic.exe -
Deletes shadow copies 2 TTPs 2 IoCs
pid Process 2008 wmic.exe 1488 wmic.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe"C:\Users\Admin\AppData\Local\Temp\33afa2f1d53d5279b6fc87ce6834193fdd7e16e4b44e895aae4b9da00be0c502.exe"1⤵
- Drops startup file
- Sets desktop wallpaper using registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1440 -
C:\Windows\system32\wbem\wmic.exe"C:\asda\..\Windows\wcpeg\ev\..\..\system32\ppnd\..\wbem\n\ij\p\..\..\..\wmic.exe" shadowcopy delete2⤵
- Suspicious use of AdjustPrivilegeToken
- Deletes shadow copies
PID:2008
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C:\Windows\system32\wbem\wmic.exe"C:\atmd\..\Windows\auwe\rhvho\..\..\system32\fslfb\x\..\..\wbem\o\..\wmic.exe" shadowcopy delete2⤵
- Suspicious use of AdjustPrivilegeToken
- Deletes shadow copies
PID:1488
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1984
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C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}1⤵PID:1884