Analysis
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max time kernel
134s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 03:23
Static task
static1
Behavioral task
behavioral1
Sample
17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe
Resource
win10v2004-en-20220113
General
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Target
17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe
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Size
60KB
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MD5
f016221d044f377eaedf8043a78bc61a
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SHA1
517d4b89b4d9e5bbfb7e82483c861504f4432f1b
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SHA256
17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1
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SHA512
975d5fd6845f10d3e06c3503036f2a2f92a70f8403d7967b80e9a0a1349f7a2fcb395d568da018ad12d9099e38ba200b661c13eeac5f9d55243d66907cd708cf
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 4088 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe -
Drops file in Windows directory 8 IoCs
Processes:
svchost.exeTiWorker.exedescription 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
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
svchost.exeTiWorker.exe17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exedescription pid process Token: SeShutdownPrivilege 2404 svchost.exe Token: SeCreatePagefilePrivilege 2404 svchost.exe Token: SeShutdownPrivilege 2404 svchost.exe Token: SeCreatePagefilePrivilege 2404 svchost.exe Token: SeShutdownPrivilege 2404 svchost.exe Token: SeCreatePagefilePrivilege 2404 svchost.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeIncBasePriorityPrivilege 2792 17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe Token: SeBackupPrivilege 2796 TiWorker.exe Token: SeRestorePrivilege 2796 TiWorker.exe Token: SeSecurityPrivilege 2796 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.execmd.exedescription pid process target process PID 2792 wrote to memory of 4088 2792 17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe MediaCenter.exe PID 2792 wrote to memory of 4088 2792 17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe MediaCenter.exe PID 2792 wrote to memory of 4088 2792 17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe MediaCenter.exe PID 2792 wrote to memory of 460 2792 17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe cmd.exe PID 2792 wrote to memory of 460 2792 17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe cmd.exe PID 2792 wrote to memory of 460 2792 17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe cmd.exe PID 460 wrote to memory of 3684 460 cmd.exe PING.EXE PID 460 wrote to memory of 3684 460 cmd.exe PING.EXE PID 460 wrote to memory of 3684 460 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe"C:\Users\Admin\AppData\Local\Temp\17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2792 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:4088 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\17c388e80db296a8fab5b095d41c19aef91f663e6efa1d0b2f9f179af5396dd1.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:460 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3684
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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:2404
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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:2796
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
e87ad9eeb47f5fa919acd2b2730804de
SHA1b550871bbd4fc223ab9a7a1aa00a1fce8e36876b
SHA25647a78e6eee22eddde8923fd6bc9e3d2277fe811da2df6ec2705cd2acc03032d6
SHA512c5afd4587724377e1900ca027b10f754fab3cd9967d39536a4e2b703e03b0078fc73c5aa0f498f47e3610cd82d4982855694160241c066d96ea624b77d262d6b
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MD5
e87ad9eeb47f5fa919acd2b2730804de
SHA1b550871bbd4fc223ab9a7a1aa00a1fce8e36876b
SHA25647a78e6eee22eddde8923fd6bc9e3d2277fe811da2df6ec2705cd2acc03032d6
SHA512c5afd4587724377e1900ca027b10f754fab3cd9967d39536a4e2b703e03b0078fc73c5aa0f498f47e3610cd82d4982855694160241c066d96ea624b77d262d6b