Analysis
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max time kernel
150s -
max time network
167s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 07:15
Static task
static1
Behavioral task
behavioral1
Sample
0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe
Resource
win10v2004-en-20220113
General
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Target
0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe
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Size
36KB
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MD5
88126faf300d8702adaa30f9fae6834b
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SHA1
d64e8d79c4d61183e4de90398baa6abf99c258e5
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SHA256
0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd
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SHA512
1b40b9916dcc57d83fa98fa35c60615a7998e56cbad47d24f02effd132bf2e9c8d1e9e53b07f9bd9201f7727f92ea0fdddf22e00d3e6bbf87d7f80f32aecb769
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2792 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe -
Drops file in Windows directory 8 IoCs
Processes:
svchost.exeTiWorker.exedescription ioc process 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 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 -
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
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
svchost.exe0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 3548 svchost.exe Token: SeCreatePagefilePrivilege 3548 svchost.exe Token: SeShutdownPrivilege 3548 svchost.exe Token: SeCreatePagefilePrivilege 3548 svchost.exe Token: SeShutdownPrivilege 3548 svchost.exe Token: SeCreatePagefilePrivilege 3548 svchost.exe Token: SeIncBasePriorityPrivilege 2700 0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe Token: SeBackupPrivilege 4420 TiWorker.exe Token: SeRestorePrivilege 4420 TiWorker.exe Token: SeSecurityPrivilege 4420 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.execmd.exedescription pid process target process PID 2700 wrote to memory of 2792 2700 0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe MediaCenter.exe PID 2700 wrote to memory of 2792 2700 0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe MediaCenter.exe PID 2700 wrote to memory of 2792 2700 0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe MediaCenter.exe PID 2700 wrote to memory of 4288 2700 0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe cmd.exe PID 2700 wrote to memory of 4288 2700 0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe cmd.exe PID 2700 wrote to memory of 4288 2700 0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe cmd.exe PID 4288 wrote to memory of 4352 4288 cmd.exe PING.EXE PID 4288 wrote to memory of 4352 4288 cmd.exe PING.EXE PID 4288 wrote to memory of 4352 4288 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe"C:\Users\Admin\AppData\Local\Temp\0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2700 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2792 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e1be2b0266c11cb1214bfa6647f15b013cab132347e1c9c04c77f16799d42fd.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4288 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:4352
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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:3548
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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:4420
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
e4cf56ee3b156a81668c95bacb800a1f
SHA11fcfc742c632a6feb15e50c352aeb06f9646b85c
SHA25671df1ebea4316c909f1e89089b1a9bc523b4f4ce8440bf683f08e29e60a5143b
SHA5124c329c18a63e57c6f0362c620a189a6b31cb3cc863b00bf4390f6936c6c392bab69e09fd92909549270e040e7b96475054e0e9b969b586fe1d37ec90def6d7eb
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MD5
e4cf56ee3b156a81668c95bacb800a1f
SHA11fcfc742c632a6feb15e50c352aeb06f9646b85c
SHA25671df1ebea4316c909f1e89089b1a9bc523b4f4ce8440bf683f08e29e60a5143b
SHA5124c329c18a63e57c6f0362c620a189a6b31cb3cc863b00bf4390f6936c6c392bab69e09fd92909549270e040e7b96475054e0e9b969b586fe1d37ec90def6d7eb