Analysis
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max time kernel
155s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 10:50
Static task
static1
Behavioral task
behavioral1
Sample
060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe
Resource
win10v2004-en-20220113
General
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Target
060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe
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Size
150KB
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MD5
f90d3efa5e2d613c7f70fc0d11b34922
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SHA1
ae870155cc590d983a11a88fe8d2757fb6d93e4b
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SHA256
060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac
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SHA512
3c4cdbe7a6b0f4e2f8bc2de2ee4a994370d7f2d9d4ef347f7faa7119b100bd3d0cf2bc09e1ee7486e9e9f6079daad603839d64a5ce1c6703d4d9be246b25a07d
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 -
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 5000 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.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:
svchost.exe060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 1004 svchost.exe Token: SeCreatePagefilePrivilege 1004 svchost.exe Token: SeShutdownPrivilege 1004 svchost.exe Token: SeCreatePagefilePrivilege 1004 svchost.exe Token: SeShutdownPrivilege 1004 svchost.exe Token: SeCreatePagefilePrivilege 1004 svchost.exe Token: SeIncBasePriorityPrivilege 3208 060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe Token: SeBackupPrivilege 4608 TiWorker.exe Token: SeRestorePrivilege 4608 TiWorker.exe Token: SeSecurityPrivilege 4608 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.execmd.exedescription pid process target process PID 3208 wrote to memory of 5000 3208 060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe MediaCenter.exe PID 3208 wrote to memory of 5000 3208 060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe MediaCenter.exe PID 3208 wrote to memory of 5000 3208 060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe MediaCenter.exe PID 3208 wrote to memory of 3692 3208 060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe cmd.exe PID 3208 wrote to memory of 3692 3208 060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe cmd.exe PID 3208 wrote to memory of 3692 3208 060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe cmd.exe PID 3692 wrote to memory of 2112 3692 cmd.exe PING.EXE PID 3692 wrote to memory of 2112 3692 cmd.exe PING.EXE PID 3692 wrote to memory of 2112 3692 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe"C:\Users\Admin\AppData\Local\Temp\060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3208 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:5000 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\060326aec18f158619212b766da47e6d9e31c9ad5b67b973a9d72397efe2e5ac.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3692 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2112
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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:1004
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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:4608
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
8e741929f4fba1e497c2f8c1cab8f6c1
SHA19bf3be8d508ada5678dc7967c3077073713b2ff5
SHA256fd38062b224dccb45f0b210c687c2a6e1b2776bcdf37b182047386a8774a4fc4
SHA5129326aca64d78cac942892347ba51813d5d0efe22e749872ceae83e842cc2818788ad451ddde6e821655f85bfc3f5c33e45a581849397945925d92b3763b686ad
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
8e741929f4fba1e497c2f8c1cab8f6c1
SHA19bf3be8d508ada5678dc7967c3077073713b2ff5
SHA256fd38062b224dccb45f0b210c687c2a6e1b2776bcdf37b182047386a8774a4fc4
SHA5129326aca64d78cac942892347ba51813d5d0efe22e749872ceae83e842cc2818788ad451ddde6e821655f85bfc3f5c33e45a581849397945925d92b3763b686ad
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memory/1004-132-0x0000014003330000-0x0000014003340000-memory.dmpFilesize
64KB
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memory/1004-133-0x0000014003390000-0x00000140033A0000-memory.dmpFilesize
64KB
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memory/1004-134-0x00000140060B0000-0x00000140060B4000-memory.dmpFilesize
16KB