Analysis
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max time kernel
152s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12/02/2022, 06:39
Static task
static1
Behavioral task
behavioral1
Sample
0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe
Resource
win10v2004-en-20220113
General
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Target
0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe
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Size
191KB
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MD5
887659c3a63d026ba9cd4adb26daa3a8
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SHA1
186015cc414fe75b861dbbf0ccd0a4e79651c26f
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SHA256
0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4
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SHA512
30e44e4fe5edb43ea7df13ef0d33395738eea4ccb788a2027653b576bd893ededf17434526582fe1aec66e741d7eb544147f7207054ec77e768b6b2e916e4284
Malware Config
Signatures
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Sakula Payload 2 IoCs
resource yara_rule behavioral2/files/0x000500000001e786-130.dat family_sakula behavioral2/files/0x000500000001e786-131.dat family_sakula -
Executes dropped EXE 1 IoCs
pid Process 4140 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe -
Drops file in Windows directory 8 IoCs
description 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
pid Process 2860 PING.EXE -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 4268 svchost.exe Token: SeCreatePagefilePrivilege 4268 svchost.exe Token: SeShutdownPrivilege 4268 svchost.exe Token: SeCreatePagefilePrivilege 4268 svchost.exe Token: SeShutdownPrivilege 4268 svchost.exe Token: SeCreatePagefilePrivilege 4268 svchost.exe Token: SeIncBasePriorityPrivilege 1196 0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe Token: SeBackupPrivilege 1068 TiWorker.exe Token: SeRestorePrivilege 1068 TiWorker.exe Token: SeSecurityPrivilege 1068 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1196 wrote to memory of 4140 1196 0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe 82 PID 1196 wrote to memory of 4140 1196 0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe 82 PID 1196 wrote to memory of 4140 1196 0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe 82 PID 1196 wrote to memory of 1896 1196 0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe 98 PID 1196 wrote to memory of 1896 1196 0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe 98 PID 1196 wrote to memory of 1896 1196 0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe 98 PID 1896 wrote to memory of 2860 1896 cmd.exe 101 PID 1896 wrote to memory of 2860 1896 cmd.exe 101 PID 1896 wrote to memory of 2860 1896 cmd.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe"C:\Users\Admin\AppData\Local\Temp\0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1196 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:4140
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f5b30059d01a05e06d6ec517c615491f0f2d23f7d4ed2e1ba10fa7a8faa0aa4.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1896 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2860
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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:4268
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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:1068