Analysis
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max time kernel
130s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 07:34
Static task
static1
Behavioral task
behavioral1
Sample
0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe
Resource
win10v2004-en-20220113
General
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Target
0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe
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Size
80KB
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MD5
a8d13fe5e45b3cbf69ab27f2c05c3ace
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SHA1
aff6529597d9bace733359b65731e49aefa892fe
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SHA256
0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1
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SHA512
07f4ec01ad56aa3cc21f7ab35366c98f265800598f8e193e7837bf5baf5a0743fb6152a7910447377ceca3c66642467ffa24aaeb047316947f68bc4e69358435
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 1440 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe -
Drops file in Windows directory 8 IoCs
Processes:
svchost.exeTiWorker.exedescription ioc process 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 File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk 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.exe0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 1740 svchost.exe Token: SeCreatePagefilePrivilege 1740 svchost.exe Token: SeShutdownPrivilege 1740 svchost.exe Token: SeCreatePagefilePrivilege 1740 svchost.exe Token: SeShutdownPrivilege 1740 svchost.exe Token: SeCreatePagefilePrivilege 1740 svchost.exe Token: SeIncBasePriorityPrivilege 1164 0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe Token: SeBackupPrivilege 2352 TiWorker.exe Token: SeRestorePrivilege 2352 TiWorker.exe Token: SeSecurityPrivilege 2352 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.execmd.exedescription pid process target process PID 1164 wrote to memory of 1440 1164 0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe MediaCenter.exe PID 1164 wrote to memory of 1440 1164 0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe MediaCenter.exe PID 1164 wrote to memory of 1440 1164 0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe MediaCenter.exe PID 1164 wrote to memory of 216 1164 0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe cmd.exe PID 1164 wrote to memory of 216 1164 0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe cmd.exe PID 1164 wrote to memory of 216 1164 0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe cmd.exe PID 216 wrote to memory of 4708 216 cmd.exe PING.EXE PID 216 wrote to memory of 4708 216 cmd.exe PING.EXE PID 216 wrote to memory of 4708 216 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe"C:\Users\Admin\AppData\Local\Temp\0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1164 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1440 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d3b419504247fe96b08bbb72179e84820e91f78884cea31f788363c1d7173c1.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:216 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:4708
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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:1740
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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:2352
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
7ffccb489ff9b951d0cf80047c6e9c6f
SHA122209acc26a956ceb82d76e62c8dc5289f105ae0
SHA256be6360d94d81341cb4697fcabd53ac8e87fb1555eb97509288160353d98cba8b
SHA51213f285cf78e36e89f2ea87d88804ce7c6bdc7bf84479351e320b5a3eed7efd7009a5e442caea065a183400ca58009966cbeb620d19f41f497ea8d3a41ba91117
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MD5
7ffccb489ff9b951d0cf80047c6e9c6f
SHA122209acc26a956ceb82d76e62c8dc5289f105ae0
SHA256be6360d94d81341cb4697fcabd53ac8e87fb1555eb97509288160353d98cba8b
SHA51213f285cf78e36e89f2ea87d88804ce7c6bdc7bf84479351e320b5a3eed7efd7009a5e442caea065a183400ca58009966cbeb620d19f41f497ea8d3a41ba91117