Analysis
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max time kernel
164s -
max time network
172s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 07:35
Static task
static1
Behavioral task
behavioral1
Sample
0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe
Resource
win10v2004-en-20220113
General
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Target
0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe
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Size
216KB
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MD5
d91ce2c9afb483d21425826144188a10
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SHA1
e08de4fe64f87d34b4c62090a2fdbc17db79e22e
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SHA256
0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8
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SHA512
2b7911eb7eaf72d54cb66a346e8eb236875be8161f0e523a4dc47638a6882ec81e18ae01c2885e433e41f1795171048dbe04ee02cc83263617a9f7dab480c162
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/832-138-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral2/memory/3296-139-0x0000000000400000-0x0000000000420000-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 3296 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.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.exe0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 3108 svchost.exe Token: SeCreatePagefilePrivilege 3108 svchost.exe Token: SeShutdownPrivilege 3108 svchost.exe Token: SeCreatePagefilePrivilege 3108 svchost.exe Token: SeShutdownPrivilege 3108 svchost.exe Token: SeCreatePagefilePrivilege 3108 svchost.exe Token: SeIncBasePriorityPrivilege 832 0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.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:
0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.execmd.exedescription pid process target process PID 832 wrote to memory of 3296 832 0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe MediaCenter.exe PID 832 wrote to memory of 3296 832 0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe MediaCenter.exe PID 832 wrote to memory of 3296 832 0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe MediaCenter.exe PID 832 wrote to memory of 3588 832 0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe cmd.exe PID 832 wrote to memory of 3588 832 0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe cmd.exe PID 832 wrote to memory of 3588 832 0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe cmd.exe PID 3588 wrote to memory of 372 3588 cmd.exe PING.EXE PID 3588 wrote to memory of 372 3588 cmd.exe PING.EXE PID 3588 wrote to memory of 372 3588 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe"C:\Users\Admin\AppData\Local\Temp\0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:832 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3296 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d310ece571de7e933c997e14cabd09bf152d24e9d50fba4bc066e3c596be1d8.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3588 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:372
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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:3108
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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
31cd988695219c0ffa364f03519cfbd4
SHA1e651dfbb271c0f5425f925b4b57d96b9e99dfec4
SHA256cee01513f47875df9c9f0eb861b758da099268ff7e95cd1d79635bbe56848cc4
SHA51217a5695fbe2c2c9da7b8aa169821a841b7c7684e2732aadfc3d3ef44959332a34c3792ffbfe040888911cf877c18f6cfb78c057a6a4ae060ddf2158095fd13fa
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MD5
31cd988695219c0ffa364f03519cfbd4
SHA1e651dfbb271c0f5425f925b4b57d96b9e99dfec4
SHA256cee01513f47875df9c9f0eb861b758da099268ff7e95cd1d79635bbe56848cc4
SHA51217a5695fbe2c2c9da7b8aa169821a841b7c7684e2732aadfc3d3ef44959332a34c3792ffbfe040888911cf877c18f6cfb78c057a6a4ae060ddf2158095fd13fa