Analysis
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max time kernel
142s -
max time network
162s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 07:07
Static task
static1
Behavioral task
behavioral1
Sample
0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe
Resource
win10v2004-en-20220113
General
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Target
0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe
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Size
216KB
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MD5
0ae5912415b5f4c0b15527f7b641c247
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SHA1
f61414418c7846b228b5590bf3e47b23a9380d5f
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SHA256
0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199
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SHA512
2cb33d608f019c449e7840c8a0bfc20b017db67be73a933f92c740c8477fbf34984c4e741005159429fc38744dc514f18d4cf9549ce692feaeb3c7d21db709f6
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/3512-135-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral2/memory/4528-136-0x0000000000400000-0x0000000000420000-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 4528 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.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.exe0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 2544 svchost.exe Token: SeCreatePagefilePrivilege 2544 svchost.exe Token: SeShutdownPrivilege 2544 svchost.exe Token: SeCreatePagefilePrivilege 2544 svchost.exe Token: SeShutdownPrivilege 2544 svchost.exe Token: SeCreatePagefilePrivilege 2544 svchost.exe Token: SeIncBasePriorityPrivilege 3512 0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe Token: SeBackupPrivilege 5040 TiWorker.exe Token: SeRestorePrivilege 5040 TiWorker.exe Token: SeSecurityPrivilege 5040 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.execmd.exedescription pid process target process PID 3512 wrote to memory of 4528 3512 0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe MediaCenter.exe PID 3512 wrote to memory of 4528 3512 0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe MediaCenter.exe PID 3512 wrote to memory of 4528 3512 0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe MediaCenter.exe PID 3512 wrote to memory of 1028 3512 0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe cmd.exe PID 3512 wrote to memory of 1028 3512 0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe cmd.exe PID 3512 wrote to memory of 1028 3512 0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe cmd.exe PID 1028 wrote to memory of 4072 1028 cmd.exe PING.EXE PID 1028 wrote to memory of 4072 1028 cmd.exe PING.EXE PID 1028 wrote to memory of 4072 1028 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe"C:\Users\Admin\AppData\Local\Temp\0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3512 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:4528 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e73dc4fb5cf07f1ef2d13f399e54b1f18528ca12e2801b4325e80f1a4cbe199.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1028 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:4072
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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:2544
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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:5040
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
3f8517ec1863ed6ae52ac705f526f31c
SHA177405309139252a3447d5b14264594c0f47d213f
SHA256f73dcb1609eb410188dab9b72af8ba4c542c559f27c83811ea4e2db4e1b875f9
SHA512ad925b8649cbdb06c12599140c654ea031b6dc29098e5077aaf3b3d315eac00423ba5cc24ebe135300d02c1adecae2399f035e71dfdb8c422a8d6cf978718f87
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MD5
3f8517ec1863ed6ae52ac705f526f31c
SHA177405309139252a3447d5b14264594c0f47d213f
SHA256f73dcb1609eb410188dab9b72af8ba4c542c559f27c83811ea4e2db4e1b875f9
SHA512ad925b8649cbdb06c12599140c654ea031b6dc29098e5077aaf3b3d315eac00423ba5cc24ebe135300d02c1adecae2399f035e71dfdb8c422a8d6cf978718f87