Analysis Overview
SHA256
05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862
Threat Level: Known bad
The file 05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862 was found to be: Known bad.
Malicious Activity Summary
Maze
Deletes shadow copies
Modifies extensions of user files
Reads user/profile data of web browsers
Drops startup file
Sets desktop wallpaper using registry
Drops file in Windows directory
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-02-16 23:13
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-02-16 23:13
Reported
2022-02-16 23:21
Platform
win7-en-20211208
Max time kernel
147s
Max time network
177s
Command Line
Signatures
Maze
Deletes shadow copies
Modifies extensions of user files
| Description | Indicator | Process | Target |
| File renamed | C:\Users\Admin\Pictures\RequestCopy.png => C:\Users\Admin\Pictures\RequestCopy.png.ccgG0W | C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\SyncRead.raw => C:\Users\Admin\Pictures\SyncRead.raw.ccgG0W | C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\ExpandUnpublish.tif => C:\Users\Admin\Pictures\ExpandUnpublish.tif.o4ImHj | C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe | N/A |
| File renamed | C:\Users\Admin\Pictures\NewConnect.png => C:\Users\Admin\Pictures\NewConnect.png.o4ImHj | C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DECRYPT-FILES.html | C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\grxkkprlo.dat | C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe | N/A |
Reads user/profile data of web browsers
Sets desktop wallpaper using registry
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\123456789.bmp" | C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeAuditPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\system32\wbem\wmic.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe
"C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe"
C:\Windows\system32\wbem\wmic.exe
"C:\are\..\Windows\qn\rd\..\..\system32\psbxf\rnew\fb\..\..\..\wbem\xkhb\..\wmic.exe" shadowcopy delete
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\Windows\system32\wbem\wmic.exe
"C:\vno\fh\..\..\Windows\rcfk\bkg\..\..\system32\spn\bwj\..\..\wbem\sjv\cyib\hws\..\..\..\wmic.exe" shadowcopy delete
Network
| Country | Destination | Domain | Proto |
| TR | 92.63.8.47:80 | tcp | |
| TR | 92.63.8.47:80 | tcp | |
| TR | 92.63.8.47:80 | tcp | |
| PL | 92.63.32.2:80 | tcp | |
| PL | 92.63.32.2:80 | tcp | |
| PL | 92.63.32.2:80 | tcp | |
| PL | 92.63.37.100:80 | tcp | |
| PL | 92.63.37.100:80 | tcp | |
| TR | 92.63.8.47:80 | tcp | |
| PL | 92.63.37.100:80 | tcp |
Files
memory/964-54-0x0000000075341000-0x0000000075343000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-16 23:13
Reported
2022-02-16 23:21
Platform
win10v2004-en-20220113
Max time kernel
170s
Max time network
180s
Command Line
Signatures
Maze
Deletes shadow copies
Reads user/profile data of web browsers
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\SoftwareDistribution\DataStore\DataStore.edb | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\SoftwareDistribution\ReportingEvents.log | C:\Windows\system32\svchost.exe | N/A |
| File opened for modification | C:\Windows\Logs\CBS\CBS.log | C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe | N/A |
| File opened for modification | C:\Windows\WindowsUpdate.log | C:\Windows\system32\svchost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4464 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe | C:\Windows\system32\wbem\wmic.exe |
| PID 4464 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe | C:\Windows\system32\wbem\wmic.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe
"C:\Users\Admin\AppData\Local\Temp\05297f8224bf663a3376a5983377e747a56256a18b30c914a2e10d5d5a144862.exe"
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
C:\Windows\system32\wbem\wmic.exe
"C:\f\mupgf\gtbg\..\..\..\Windows\v\..\system32\axm\tlyi\nc\..\..\..\wbem\sae\gk\ls\..\..\..\wmic.exe" shadowcopy delete
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
Network
| Country | Destination | Domain | Proto |
| TR | 92.63.8.47:80 | tcp | |
| TR | 92.63.8.47:80 | tcp | |
| PL | 92.63.32.2:80 | tcp | |
| PL | 92.63.32.2:80 | tcp | |
| PL | 92.63.37.100:80 | tcp | |
| PL | 92.63.37.100:80 | tcp |
Files
memory/2948-130-0x0000023BB8990000-0x0000023BB89A0000-memory.dmp
memory/2948-131-0x0000023BB8F20000-0x0000023BB8F30000-memory.dmp
memory/2948-132-0x0000023BBB610000-0x0000023BBB614000-memory.dmp