Analysis
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max time kernel
161s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 12:18
Static task
static1
Behavioral task
behavioral1
Sample
01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe
Resource
win10v2004-en-20220113
General
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Target
01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe
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Size
36KB
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MD5
2fc9cef853105c9880bd466b12193310
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SHA1
359367cf07d52ed8e849c9b730f2fd6030481bd8
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SHA256
01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2
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SHA512
793b01a2a68b4d2abc6bdeecc8da58ff46d28a609930702083b4a39e15bdc655203a8f299ace3eecd602f231ac475ecd8b63fba3ef8b600f963af5cc6bf87080
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1404 MediaCenter.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-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe -
Drops file in Windows directory 8 IoCs
description ioc Process File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.edb svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm svchost.exe File opened for modification C:\Windows\SoftwareDistribution\ReportingEvents.log svchost.exe File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe File opened for modification C:\Windows\WinSxS\pending.xml TiWorker.exe File opened for modification C:\Windows\WindowsUpdate.log svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
pid Process 2120 PING.EXE -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 3404 svchost.exe Token: SeCreatePagefilePrivilege 3404 svchost.exe Token: SeShutdownPrivilege 3404 svchost.exe Token: SeCreatePagefilePrivilege 3404 svchost.exe Token: SeShutdownPrivilege 3404 svchost.exe Token: SeCreatePagefilePrivilege 3404 svchost.exe Token: SeIncBasePriorityPrivilege 3136 01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe Token: SeBackupPrivilege 528 TiWorker.exe Token: SeRestorePrivilege 528 TiWorker.exe Token: SeSecurityPrivilege 528 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3136 wrote to memory of 1404 3136 01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe 81 PID 3136 wrote to memory of 1404 3136 01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe 81 PID 3136 wrote to memory of 1404 3136 01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe 81 PID 3136 wrote to memory of 2520 3136 01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe 97 PID 3136 wrote to memory of 2520 3136 01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe 97 PID 3136 wrote to memory of 2520 3136 01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe 97 PID 2520 wrote to memory of 2120 2520 cmd.exe 99 PID 2520 wrote to memory of 2120 2520 cmd.exe 99 PID 2520 wrote to memory of 2120 2520 cmd.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe"C:\Users\Admin\AppData\Local\Temp\01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3136 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1404
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\01f2b29eef9fc31480111f350fc16f61c0fbd0b514b201e7ed7a05f0e6f431d2.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2520 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2120
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3404
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C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exeC:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:528