Analysis
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max time kernel
165s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12/02/2022, 06:37
Static task
static1
Behavioral task
behavioral1
Sample
0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe
Resource
win10v2004-en-20220113
General
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Target
0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe
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Size
150KB
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MD5
deae9935199750583d3343c83b0a5f2b
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SHA1
0c7284e51363b23adb5e805fd2eeda52ff9b225f
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SHA256
0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809
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SHA512
9b88510981a77dcd0f4823c42fde0ef4971528e8ff8fa0ba0c22823c32315388fa27855c4db918fcdde8ac00f1cf8f6bfed70c44348ababb46a828c64a351892
Malware Config
Signatures
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Sakula Payload 2 IoCs
resource yara_rule behavioral2/files/0x000700000001e77f-133.dat family_sakula behavioral2/files/0x000700000001e77f-134.dat family_sakula -
Executes dropped EXE 1 IoCs
pid Process 3352 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 0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.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" 0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe -
Drops file in Windows directory 8 IoCs
description ioc Process 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 File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm 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 1900 PING.EXE -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 220 svchost.exe Token: SeCreatePagefilePrivilege 220 svchost.exe Token: SeShutdownPrivilege 220 svchost.exe Token: SeCreatePagefilePrivilege 220 svchost.exe Token: SeShutdownPrivilege 220 svchost.exe Token: SeCreatePagefilePrivilege 220 svchost.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeIncBasePriorityPrivilege 3720 0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe Token: SeBackupPrivilege 3544 TiWorker.exe Token: SeRestorePrivilege 3544 TiWorker.exe Token: SeSecurityPrivilege 3544 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3720 wrote to memory of 3352 3720 0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe 82 PID 3720 wrote to memory of 3352 3720 0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe 82 PID 3720 wrote to memory of 3352 3720 0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe 82 PID 3720 wrote to memory of 512 3720 0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe 99 PID 3720 wrote to memory of 512 3720 0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe 99 PID 3720 wrote to memory of 512 3720 0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe 99 PID 512 wrote to memory of 1900 512 cmd.exe 101 PID 512 wrote to memory of 1900 512 cmd.exe 101 PID 512 wrote to memory of 1900 512 cmd.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe"C:\Users\Admin\AppData\Local\Temp\0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3720 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3352
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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\0f7280cfddd81ed7ef44743a10a967494f0e5f06bb4b8bfdd3d528d167340809.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:512 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1900
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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:220
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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:3544