Analysis
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max time kernel
137s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 07:33
Static task
static1
Behavioral task
behavioral1
Sample
0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe
Resource
win10v2004-en-20220113
General
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Target
0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe
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Size
89KB
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MD5
5116649e839adad7548ffba8c19b8f53
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SHA1
5f9992ce8c6fb976233bfe9618911c1ed7763bb5
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SHA256
0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd
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SHA512
3d68ab8b31210a5d6b5531393b211db6c4a91fb9e09e52c1e2ca0171fb80f03fc21cf21f3109dd26e5bef85a021df51ae577ea6f9bbad016b9d483429ba78e77
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 -
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 1704 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe -
Drops file in Windows directory 8 IoCs
Processes:
svchost.exeTiWorker.exedescription 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
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
svchost.exe0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 3540 svchost.exe Token: SeCreatePagefilePrivilege 3540 svchost.exe Token: SeShutdownPrivilege 3540 svchost.exe Token: SeCreatePagefilePrivilege 3540 svchost.exe Token: SeShutdownPrivilege 3540 svchost.exe Token: SeCreatePagefilePrivilege 3540 svchost.exe Token: SeIncBasePriorityPrivilege 5008 0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe Token: SeBackupPrivilege 3084 TiWorker.exe Token: SeRestorePrivilege 3084 TiWorker.exe Token: SeSecurityPrivilege 3084 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.execmd.exedescription pid process target process PID 5008 wrote to memory of 1704 5008 0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe MediaCenter.exe PID 5008 wrote to memory of 1704 5008 0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe MediaCenter.exe PID 5008 wrote to memory of 1704 5008 0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe MediaCenter.exe PID 5008 wrote to memory of 3384 5008 0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe cmd.exe PID 5008 wrote to memory of 3384 5008 0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe cmd.exe PID 5008 wrote to memory of 3384 5008 0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe cmd.exe PID 3384 wrote to memory of 1548 3384 cmd.exe PING.EXE PID 3384 wrote to memory of 1548 3384 cmd.exe PING.EXE PID 3384 wrote to memory of 1548 3384 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe"C:\Users\Admin\AppData\Local\Temp\0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5008 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1704 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d3dc0f31c68b87ae8891d52694b9171bd48c557dbd785e696a7fab5a2a518cd.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3384 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1548
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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:3540
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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:3084
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
046320e0b22e5e410ccac7d4045e5ee0
SHA15b4c83518bb40bf4480c1976a8029a2007639bc7
SHA256e84c8c0c82ee45a27833dff6a7564c573c714ac98c05fc6eb9f11cc6a6662adb
SHA512b00b6daab9509b6e1dcbbd54fce39a4f91645ce1ca7e6041ced7a88d1973ec938343d216605cacb71138f1a92ce0efb67204eb5195696cee5e008872ceb67c9e
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MD5
046320e0b22e5e410ccac7d4045e5ee0
SHA15b4c83518bb40bf4480c1976a8029a2007639bc7
SHA256e84c8c0c82ee45a27833dff6a7564c573c714ac98c05fc6eb9f11cc6a6662adb
SHA512b00b6daab9509b6e1dcbbd54fce39a4f91645ce1ca7e6041ced7a88d1973ec938343d216605cacb71138f1a92ce0efb67204eb5195696cee5e008872ceb67c9e