Analysis
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max time kernel
144s -
max time network
170s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 05:54
Static task
static1
Behavioral task
behavioral1
Sample
116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe
Resource
win10v2004-en-20220113
General
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Target
116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe
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Size
80KB
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MD5
ad6d53ce43eb794adac1c4d2d5c6596e
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SHA1
09da41608d4c181d90f347dead80300dfea631fb
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SHA256
116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998
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SHA512
e2f0fc70ee668ba892674d86e9986055c648914fd4b9dd496c22ec503ae3f6acf7d768040c1403d06a7138e17b97a747ab1972048e214bad1e3d0787f9bc5981
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 4132 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.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.exe116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 4496 svchost.exe Token: SeCreatePagefilePrivilege 4496 svchost.exe Token: SeShutdownPrivilege 4496 svchost.exe Token: SeCreatePagefilePrivilege 4496 svchost.exe Token: SeShutdownPrivilege 4496 svchost.exe Token: SeCreatePagefilePrivilege 4496 svchost.exe Token: SeIncBasePriorityPrivilege 4816 116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe Token: SeBackupPrivilege 3688 TiWorker.exe Token: SeRestorePrivilege 3688 TiWorker.exe Token: SeSecurityPrivilege 3688 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.execmd.exedescription pid process target process PID 4816 wrote to memory of 4132 4816 116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe MediaCenter.exe PID 4816 wrote to memory of 4132 4816 116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe MediaCenter.exe PID 4816 wrote to memory of 4132 4816 116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe MediaCenter.exe PID 4816 wrote to memory of 1896 4816 116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe cmd.exe PID 4816 wrote to memory of 1896 4816 116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe cmd.exe PID 4816 wrote to memory of 1896 4816 116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe cmd.exe PID 1896 wrote to memory of 2108 1896 cmd.exe PING.EXE PID 1896 wrote to memory of 2108 1896 cmd.exe PING.EXE PID 1896 wrote to memory of 2108 1896 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe"C:\Users\Admin\AppData\Local\Temp\116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4816 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:4132 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\116149fb224ea82e88f91367cdc3e58c5d5d84a1b1c0fe1d9b7bf572362aa998.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1896 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2108
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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:4496
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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:3688
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
5a212fd075d1bfe6d3554009c00d9219
SHA17dbe0e739962f4fcffaa524f00b56faead317c84
SHA256840c006a4df11af1f6b77b9c5cf9beb1aebad4667817ec004d8f1ef80458bb6c
SHA512eff6b30d009dd351971caaf9067f5d64b25a223738aabd0488368dc1beb811b9420bfd7124b91a1d73f0124b28789ff54410099ce701aaaf7183f740c1deb678
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MD5
5a212fd075d1bfe6d3554009c00d9219
SHA17dbe0e739962f4fcffaa524f00b56faead317c84
SHA256840c006a4df11af1f6b77b9c5cf9beb1aebad4667817ec004d8f1ef80458bb6c
SHA512eff6b30d009dd351971caaf9067f5d64b25a223738aabd0488368dc1beb811b9420bfd7124b91a1d73f0124b28789ff54410099ce701aaaf7183f740c1deb678