Analysis
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max time kernel
147s -
max time network
176s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 11:34
Static task
static1
Behavioral task
behavioral1
Sample
040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe
Resource
win10v2004-en-20220113
General
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Target
040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe
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Size
80KB
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MD5
05d85a173ba3af153f272a07152fda05
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SHA1
6856d69931de2751718147e64be4e064bfd2dbd4
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SHA256
040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446
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SHA512
b9e449866ca02be4437bac1471943822af35a93a73119cb73a08760b1a421d143ccd2ac224e2dea84e0666c2860e7992bc0170a98e8a84ed354b66b7cb0e27d7
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 4608 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe -
Drops file in Windows directory 8 IoCs
Processes:
svchost.exeTiWorker.exedescription ioc process 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 File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.edb 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.exe040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 1976 svchost.exe Token: SeCreatePagefilePrivilege 1976 svchost.exe Token: SeShutdownPrivilege 1976 svchost.exe Token: SeCreatePagefilePrivilege 1976 svchost.exe Token: SeShutdownPrivilege 1976 svchost.exe Token: SeCreatePagefilePrivilege 1976 svchost.exe Token: SeIncBasePriorityPrivilege 2644 040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe Token: SeBackupPrivilege 5044 TiWorker.exe Token: SeRestorePrivilege 5044 TiWorker.exe Token: SeSecurityPrivilege 5044 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.execmd.exedescription pid process target process PID 2644 wrote to memory of 4608 2644 040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe MediaCenter.exe PID 2644 wrote to memory of 4608 2644 040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe MediaCenter.exe PID 2644 wrote to memory of 4608 2644 040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe MediaCenter.exe PID 2644 wrote to memory of 2380 2644 040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe cmd.exe PID 2644 wrote to memory of 2380 2644 040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe cmd.exe PID 2644 wrote to memory of 2380 2644 040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe cmd.exe PID 2380 wrote to memory of 4572 2380 cmd.exe PING.EXE PID 2380 wrote to memory of 4572 2380 cmd.exe PING.EXE PID 2380 wrote to memory of 4572 2380 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe"C:\Users\Admin\AppData\Local\Temp\040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2644 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:4608 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\040d2473351c9b4a4942b6a62ac47a0c6bcdc75fe5b86dd2bb8acf37b7c5b446.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2380 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:4572
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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:1976
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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:5044
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
12eb4ed07953f2d22d13f13fc035dde9
SHA10320a4a8519bc7f77a43e6a60aa12f53e64786ee
SHA25674fd300c0a951599be610c59c757464595775635fc7872f041daa16c00084f17
SHA512ae77696b86b0661898bed7c0b131bbe8856173773a3e115688d71b3e0e4d121a0305147b03df7d8386b1afd84166dd4ba232b2ce9b0cdcc7c3ba5bb7238a2ab8
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
12eb4ed07953f2d22d13f13fc035dde9
SHA10320a4a8519bc7f77a43e6a60aa12f53e64786ee
SHA25674fd300c0a951599be610c59c757464595775635fc7872f041daa16c00084f17
SHA512ae77696b86b0661898bed7c0b131bbe8856173773a3e115688d71b3e0e4d121a0305147b03df7d8386b1afd84166dd4ba232b2ce9b0cdcc7c3ba5bb7238a2ab8
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memory/1976-132-0x0000021225A20000-0x0000021225A30000-memory.dmpFilesize
64KB
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memory/1976-133-0x0000021225A80000-0x0000021225A90000-memory.dmpFilesize
64KB
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memory/1976-134-0x0000021228150000-0x0000021228154000-memory.dmpFilesize
16KB