Analysis
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max time kernel
149s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 06:27
Static task
static1
Behavioral task
behavioral1
Sample
0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe
Resource
win10v2004-en-20220113
General
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Target
0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe
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Size
220KB
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MD5
a6b3a656494eb4eed71c89d094d31a35
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SHA1
b14839e8b236e96d0c57325b544775c37eb80481
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SHA256
0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921
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SHA512
22a3f7e33f36a59c8c8e5ae8f72a2bc31b9c0c08d98277811daa922f2a6a49a9f856991eb5901033f1ad4096eb39ce695eb8137155d0b3fbefc10986929ee15f
Malware Config
Signatures
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Sakula Payload 4 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 behavioral2/memory/4580-135-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral2/memory/4656-136-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
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suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 4656 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.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:
0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exesvchost.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 4580 0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe Token: SeShutdownPrivilege 1104 svchost.exe Token: SeCreatePagefilePrivilege 1104 svchost.exe Token: SeShutdownPrivilege 1104 svchost.exe Token: SeCreatePagefilePrivilege 1104 svchost.exe Token: SeShutdownPrivilege 1104 svchost.exe Token: SeCreatePagefilePrivilege 1104 svchost.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe Token: SeBackupPrivilege 3232 TiWorker.exe Token: SeRestorePrivilege 3232 TiWorker.exe Token: SeSecurityPrivilege 3232 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.execmd.exedescription pid process target process PID 4580 wrote to memory of 4656 4580 0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe MediaCenter.exe PID 4580 wrote to memory of 4656 4580 0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe MediaCenter.exe PID 4580 wrote to memory of 4656 4580 0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe MediaCenter.exe PID 4580 wrote to memory of 1856 4580 0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe cmd.exe PID 4580 wrote to memory of 1856 4580 0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe cmd.exe PID 4580 wrote to memory of 1856 4580 0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe cmd.exe PID 1856 wrote to memory of 4284 1856 cmd.exe PING.EXE PID 1856 wrote to memory of 4284 1856 cmd.exe PING.EXE PID 1856 wrote to memory of 4284 1856 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe"C:\Users\Admin\AppData\Local\Temp\0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4580 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:4656 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ff2941d0101226e0156052bcd3252816ae4f630b9040c07bbaf470643cb2921.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1856 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:4284
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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:1104
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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:3232
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
56fc0914be9ce9879f0a17f370402316
SHA1e0f74e73b5eafba2025bd90a5da2a72cdf95847a
SHA2561fe53f0161774d2eb249bd3eba9136900fafcf34d59e94f4692037bcb600fda1
SHA512c8f82e753a11bfc992251c3930156bf93c014c9df2cd99330e8b82ae7231eff6fce3140233c11d4f0cd7d7ac13c9f89f6bc31ee624b66fa6701bfcf34e486a09
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MD5
56fc0914be9ce9879f0a17f370402316
SHA1e0f74e73b5eafba2025bd90a5da2a72cdf95847a
SHA2561fe53f0161774d2eb249bd3eba9136900fafcf34d59e94f4692037bcb600fda1
SHA512c8f82e753a11bfc992251c3930156bf93c014c9df2cd99330e8b82ae7231eff6fce3140233c11d4f0cd7d7ac13c9f89f6bc31ee624b66fa6701bfcf34e486a09