Analysis
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max time kernel
134s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 06:31
Static task
static1
Behavioral task
behavioral1
Sample
0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe
Resource
win10v2004-en-20220113
General
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Target
0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe
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Size
99KB
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MD5
2b1708fbbcb031f89ee204ffa27f56a5
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SHA1
bc47e8b8b2b353bed823fbb786c4738de29efc57
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SHA256
0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0
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SHA512
7da01976173fffe50d2c0aeabf957c569a63a352a42e1ea44c6229d5ddc6577105e3eec111dfd10e3c5ccf5f431166a8d8826b2f2d2eda54f4fb5430401b1bd9
Malware Config
Signatures
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Sakula Payload 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1552 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe -
Drops file in Windows directory 8 IoCs
Processes:
TiWorker.exesvchost.exedescription ioc process 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 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 -
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:
0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exesvchost.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 3296 0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe Token: SeShutdownPrivilege 3720 svchost.exe Token: SeCreatePagefilePrivilege 3720 svchost.exe Token: SeShutdownPrivilege 3720 svchost.exe Token: SeCreatePagefilePrivilege 3720 svchost.exe Token: SeShutdownPrivilege 3720 svchost.exe Token: SeCreatePagefilePrivilege 3720 svchost.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe Token: SeBackupPrivilege 1660 TiWorker.exe Token: SeRestorePrivilege 1660 TiWorker.exe Token: SeSecurityPrivilege 1660 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.execmd.exedescription pid process target process PID 3296 wrote to memory of 1552 3296 0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe MediaCenter.exe PID 3296 wrote to memory of 1552 3296 0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe MediaCenter.exe PID 3296 wrote to memory of 1552 3296 0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe MediaCenter.exe PID 3296 wrote to memory of 1360 3296 0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe cmd.exe PID 3296 wrote to memory of 1360 3296 0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe cmd.exe PID 3296 wrote to memory of 1360 3296 0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe cmd.exe PID 1360 wrote to memory of 2400 1360 cmd.exe PING.EXE PID 1360 wrote to memory of 2400 1360 cmd.exe PING.EXE PID 1360 wrote to memory of 2400 1360 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe"C:\Users\Admin\AppData\Local\Temp\0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3296 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1552 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0fc53c045233c145c90521b5b49b258d9fa2c623d73382eb2439255f835f1ef0.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1360 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2400
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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:3720
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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:1660
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
25d2944c1840fd2b5de3c8cf2012b1c9
SHA1b0c5b16bf54a2b2eadfe294797a12b6987e98a08
SHA256f4c43cb320942a8365970cb1705c324fa4ade5cf5a6fb45cc58e0fe2a8e1941e
SHA512ba6390e04412f53315c0ad110e83da958f44482e97bd366219861bd9a6223080e5f03bc91378c6a15909823981d2c9db7d05e017705120dac3291b0b0250eef5
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MD5
25d2944c1840fd2b5de3c8cf2012b1c9
SHA1b0c5b16bf54a2b2eadfe294797a12b6987e98a08
SHA256f4c43cb320942a8365970cb1705c324fa4ade5cf5a6fb45cc58e0fe2a8e1941e
SHA512ba6390e04412f53315c0ad110e83da958f44482e97bd366219861bd9a6223080e5f03bc91378c6a15909823981d2c9db7d05e017705120dac3291b0b0250eef5