Analysis
-
max time kernel
160s -
max time network
169s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 09:29
Static task
static1
Behavioral task
behavioral1
Sample
09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe
Resource
win10v2004-en-20220113
General
-
Target
09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe
-
Size
89KB
-
MD5
d50589fe7e6df9885f779926d424899c
-
SHA1
9ea398b6bb9b3a61a29e886f20fab8184311779c
-
SHA256
09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d
-
SHA512
a4c0a8efb74ee17ed144bf6989ef7e0467befb319daaa976414462d03d6a3b6710855749bffbab915ddd1d4e2b3952b9a391feefdf76a8f273df64e57c9f60b3
Malware Config
Signatures
-
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/2044-135-0x0000000000400000-0x000000000041B000-memory.dmp family_sakula behavioral2/memory/1712-136-0x0000000000400000-0x000000000041B000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1712 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe -
Drops file in Windows directory 8 IoCs
Processes:
TiWorker.exesvchost.exedescription ioc process 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 File opened for modification C:\Windows\SoftwareDistribution\ReportingEvents.log svchost.exe File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Runs ping.exe 1 TTPs 1 IoCs
-
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
svchost.exeTiWorker.exe09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exedescription pid process Token: SeShutdownPrivilege 3796 svchost.exe Token: SeCreatePagefilePrivilege 3796 svchost.exe Token: SeShutdownPrivilege 3796 svchost.exe Token: SeCreatePagefilePrivilege 3796 svchost.exe Token: SeShutdownPrivilege 3796 svchost.exe Token: SeCreatePagefilePrivilege 3796 svchost.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeIncBasePriorityPrivilege 2044 09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe Token: SeBackupPrivilege 536 TiWorker.exe Token: SeRestorePrivilege 536 TiWorker.exe Token: SeSecurityPrivilege 536 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.execmd.exedescription pid process target process PID 2044 wrote to memory of 1712 2044 09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe MediaCenter.exe PID 2044 wrote to memory of 1712 2044 09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe MediaCenter.exe PID 2044 wrote to memory of 1712 2044 09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe MediaCenter.exe PID 2044 wrote to memory of 1868 2044 09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe cmd.exe PID 2044 wrote to memory of 1868 2044 09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe cmd.exe PID 2044 wrote to memory of 1868 2044 09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe cmd.exe PID 1868 wrote to memory of 4432 1868 cmd.exe PING.EXE PID 1868 wrote to memory of 4432 1868 cmd.exe PING.EXE PID 1868 wrote to memory of 4432 1868 cmd.exe PING.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe"C:\Users\Admin\AppData\Local\Temp\09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1712 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\09e0e801e8ddfeeeab7908c8859aba2552e78413aad0661c84c3e966d9269f1d.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1868 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:4432
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3796
-
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:536
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
d2e15f0d78f1d8d1d9df58b3f4694639
SHA1e74ad40920f8c0ccc44445d3628f577feb6b314b
SHA25638014a7fe97293a529b9370bafc10b125d4f7711d3360d4871295361a56a719e
SHA512be1b269bb710b5b88cb8d249bf88238fbd4c6db050454cb72b83d46056f3f00cec06daafd13b9a78ac5663c25c1f4875232553cce48d1a1f4c401afc73c704d9
-
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
d2e15f0d78f1d8d1d9df58b3f4694639
SHA1e74ad40920f8c0ccc44445d3628f577feb6b314b
SHA25638014a7fe97293a529b9370bafc10b125d4f7711d3360d4871295361a56a719e
SHA512be1b269bb710b5b88cb8d249bf88238fbd4c6db050454cb72b83d46056f3f00cec06daafd13b9a78ac5663c25c1f4875232553cce48d1a1f4c401afc73c704d9
-
memory/1712-136-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
-
memory/2044-135-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
-
memory/3796-132-0x000001D7259A0000-0x000001D7259B0000-memory.dmpFilesize
64KB
-
memory/3796-133-0x000001D725F20000-0x000001D725F30000-memory.dmpFilesize
64KB
-
memory/3796-134-0x000001D728620000-0x000001D728624000-memory.dmpFilesize
16KB