Analysis
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max time kernel
150s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 04:59
Static task
static1
Behavioral task
behavioral1
Sample
13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe
Resource
win10v2004-en-20220113
General
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Target
13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe
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Size
99KB
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MD5
87402fcd2588bed22e07be8052c5843f
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SHA1
e32211e139f43c312db91319cf08003197c8e380
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SHA256
13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b
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SHA512
e26626b0e8842bfa6c45cc2e6207a0c6f793a44b2a2f658367bb843abedb900be1c5befb6997e66c53034aac04337cd9801c097cb3e7be2e7656042bfa799c3d
Malware Config
Signatures
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Sakula Payload 2 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 -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 4140 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.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.exe13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 372 svchost.exe Token: SeCreatePagefilePrivilege 372 svchost.exe Token: SeShutdownPrivilege 372 svchost.exe Token: SeCreatePagefilePrivilege 372 svchost.exe Token: SeShutdownPrivilege 372 svchost.exe Token: SeCreatePagefilePrivilege 372 svchost.exe Token: SeIncBasePriorityPrivilege 4804 13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe Token: SeBackupPrivilege 1548 TiWorker.exe Token: SeRestorePrivilege 1548 TiWorker.exe Token: SeSecurityPrivilege 1548 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.execmd.exedescription pid process target process PID 4804 wrote to memory of 4140 4804 13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe MediaCenter.exe PID 4804 wrote to memory of 4140 4804 13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe MediaCenter.exe PID 4804 wrote to memory of 4140 4804 13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe MediaCenter.exe PID 4804 wrote to memory of 3784 4804 13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe cmd.exe PID 4804 wrote to memory of 3784 4804 13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe cmd.exe PID 4804 wrote to memory of 3784 4804 13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe cmd.exe PID 3784 wrote to memory of 2352 3784 cmd.exe PING.EXE PID 3784 wrote to memory of 2352 3784 cmd.exe PING.EXE PID 3784 wrote to memory of 2352 3784 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe"C:\Users\Admin\AppData\Local\Temp\13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4804 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:4140 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13eadb4610dd6b8df57adb8d232e7499de927477dbeee37f18e094d9f055cc2b.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3784 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2352
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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:372
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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:1548
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
1403af39e18d313f6ed864fd2aad8e46
SHA17dbd64077ec9bed3a3a8c1d6c01b839b9a6f5ea1
SHA2565fc9e57484219b5635204c3477d028f3c9b26d2a45436a678dccf79a39e4b363
SHA5124ea0acf4283f9da22a2ad73c89a3a4414b28ff148c182fda4b9a2c7a5d974710fab50345aff89eb448f297e819c12d5095cb814de80934b8c375aa5bc8c1f582
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MD5
1403af39e18d313f6ed864fd2aad8e46
SHA17dbd64077ec9bed3a3a8c1d6c01b839b9a6f5ea1
SHA2565fc9e57484219b5635204c3477d028f3c9b26d2a45436a678dccf79a39e4b363
SHA5124ea0acf4283f9da22a2ad73c89a3a4414b28ff148c182fda4b9a2c7a5d974710fab50345aff89eb448f297e819c12d5095cb814de80934b8c375aa5bc8c1f582