Analysis
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max time kernel
133s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 10:33
Static task
static1
Behavioral task
behavioral1
Sample
06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe
Resource
win10v2004-en-20220113
General
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Target
06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe
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Size
168KB
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MD5
9412db5d7d8ae3c301e02af3596de0a6
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SHA1
f1d268522678342ecb3fc734352eb11c8ae3557d
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SHA256
06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69
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SHA512
61524febc776c0de0aacb2ac2181611a31e3a0b99206f6f47951ede2321e9653fa757f4e6060338967a18d0e556b2e575e335c47f66b3fe9f2ad29a86c299cea
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/4736-132-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral2/memory/4676-136-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 4676 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe -
Drops file in Windows directory 8 IoCs
Processes:
svchost.exeTiWorker.exedescription ioc process 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 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 -
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:
06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exesvchost.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 4736 06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe Token: SeShutdownPrivilege 1148 svchost.exe Token: SeCreatePagefilePrivilege 1148 svchost.exe Token: SeShutdownPrivilege 1148 svchost.exe Token: SeCreatePagefilePrivilege 1148 svchost.exe Token: SeShutdownPrivilege 1148 svchost.exe Token: SeCreatePagefilePrivilege 1148 svchost.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe Token: SeBackupPrivilege 2348 TiWorker.exe Token: SeRestorePrivilege 2348 TiWorker.exe Token: SeSecurityPrivilege 2348 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.execmd.exedescription pid process target process PID 4736 wrote to memory of 4676 4736 06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe MediaCenter.exe PID 4736 wrote to memory of 4676 4736 06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe MediaCenter.exe PID 4736 wrote to memory of 4676 4736 06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe MediaCenter.exe PID 4736 wrote to memory of 4492 4736 06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe cmd.exe PID 4736 wrote to memory of 4492 4736 06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe cmd.exe PID 4736 wrote to memory of 4492 4736 06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe cmd.exe PID 4492 wrote to memory of 3044 4492 cmd.exe PING.EXE PID 4492 wrote to memory of 3044 4492 cmd.exe PING.EXE PID 4492 wrote to memory of 3044 4492 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe"C:\Users\Admin\AppData\Local\Temp\06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4736 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:4676 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\06d2e0571f6f3d739faeaf078798d887488175ed25c8164aba5f54bde033fc69.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4492 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3044
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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:1148
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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:2348
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
fd3396419a7f7886ead3affd798640ad
SHA1e515864360545c871a701f93c60ab3f3e54e038d
SHA2563b68e68f7f7ad3c82ab404bddaa13ddc79167450dd9125242d173bbe881961e1
SHA512c70576e23af3b2596fa51423524adbf130f0ff4112ee8dde8e66cd49607597d0a92c360c140e8c5ea5c515438e91d9cde1e2da3452322332dd9afc0cf30f9d9a
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
fd3396419a7f7886ead3affd798640ad
SHA1e515864360545c871a701f93c60ab3f3e54e038d
SHA2563b68e68f7f7ad3c82ab404bddaa13ddc79167450dd9125242d173bbe881961e1
SHA512c70576e23af3b2596fa51423524adbf130f0ff4112ee8dde8e66cd49607597d0a92c360c140e8c5ea5c515438e91d9cde1e2da3452322332dd9afc0cf30f9d9a
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memory/1148-133-0x000002B856F20000-0x000002B856F30000-memory.dmpFilesize
64KB
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memory/1148-134-0x000002B856F80000-0x000002B856F90000-memory.dmpFilesize
64KB
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memory/1148-135-0x000002B859630000-0x000002B859634000-memory.dmpFilesize
16KB
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memory/4676-136-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/4736-132-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB