Analysis
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max time kernel
155s -
max time network
175s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 05:47
Static task
static1
Behavioral task
behavioral1
Sample
11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe
Resource
win10v2004-en-20220113
General
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Target
11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe
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Size
101KB
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MD5
2fcca85025d6cf84b630e932fbb22497
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SHA1
4c55a600518373adb68de3057b4cc4ddea66136d
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SHA256
11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c
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SHA512
42770c230860231887360fd5afa13b886840530ac604f5bb70321e7138f18f5b28577b9ea548266f4c255cb4bdce193f23b2bf6a91ddf8bf2f337964d2143904
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 1840 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.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.exe11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 2432 svchost.exe Token: SeCreatePagefilePrivilege 2432 svchost.exe Token: SeShutdownPrivilege 2432 svchost.exe Token: SeCreatePagefilePrivilege 2432 svchost.exe Token: SeShutdownPrivilege 2432 svchost.exe Token: SeCreatePagefilePrivilege 2432 svchost.exe Token: SeIncBasePriorityPrivilege 2700 11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe Token: SeBackupPrivilege 2596 TiWorker.exe Token: SeRestorePrivilege 2596 TiWorker.exe Token: SeSecurityPrivilege 2596 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.execmd.exedescription pid process target process PID 2700 wrote to memory of 1840 2700 11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe MediaCenter.exe PID 2700 wrote to memory of 1840 2700 11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe MediaCenter.exe PID 2700 wrote to memory of 1840 2700 11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe MediaCenter.exe PID 2700 wrote to memory of 2748 2700 11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe cmd.exe PID 2700 wrote to memory of 2748 2700 11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe cmd.exe PID 2700 wrote to memory of 2748 2700 11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe cmd.exe PID 2748 wrote to memory of 3812 2748 cmd.exe PING.EXE PID 2748 wrote to memory of 3812 2748 cmd.exe PING.EXE PID 2748 wrote to memory of 3812 2748 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe"C:\Users\Admin\AppData\Local\Temp\11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2700 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1840 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\11ab26444c74aed3a3e9e1e4c5a106543cb5febf99d104a3eb36239a0446505c.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3812
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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:2432
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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:2596
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
d9b34e9c6792e1b3994ea1221979e931
SHA1d411c6adfcb73d7b27f7beda4b5f4a1ff7309899
SHA25658d29df645c1569b73caadfe85cab80a1418ab1677defa4486742a06cf3615e2
SHA512cc410b37fef8c396685e533fd0c62e8e2271ff8fe49b9da6a5cc28dcd69646551ddac143bb7a285937359375d4247cee5161092c767836e86ce2402829e054ac
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MD5
d9b34e9c6792e1b3994ea1221979e931
SHA1d411c6adfcb73d7b27f7beda4b5f4a1ff7309899
SHA25658d29df645c1569b73caadfe85cab80a1418ab1677defa4486742a06cf3615e2
SHA512cc410b37fef8c396685e533fd0c62e8e2271ff8fe49b9da6a5cc28dcd69646551ddac143bb7a285937359375d4247cee5161092c767836e86ce2402829e054ac