Analysis
-
max time kernel
131s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 03:23
Static task
static1
Behavioral task
behavioral1
Sample
17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe
Resource
win10v2004-en-20220113
General
-
Target
17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe
-
Size
80KB
-
MD5
747a59903a177672af85b9212f7ae215
-
SHA1
4c062a6743eaff3a17251330d619bcb8e68b9f98
-
SHA256
17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad
-
SHA512
56e17fe2adae2a1ad316855ab4f1ce7b7dc64b05e551bb4a0f36e1a54fdafd385d79b975d5cfabc8c927aed5fce959b6d545cb7a1d7108f6db84bc3751b28bba
Malware Config
Signatures
-
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 3428 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe -
Drops file in Windows directory 8 IoCs
Processes:
TiWorker.exesvchost.exedescription ioc process 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 File opened for modification C:\Windows\SoftwareDistribution\ReportingEvents.log svchost.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.exe17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exedescription pid process Token: SeShutdownPrivilege 5020 svchost.exe Token: SeCreatePagefilePrivilege 5020 svchost.exe Token: SeShutdownPrivilege 5020 svchost.exe Token: SeCreatePagefilePrivilege 5020 svchost.exe Token: SeShutdownPrivilege 5020 svchost.exe Token: SeCreatePagefilePrivilege 5020 svchost.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeIncBasePriorityPrivilege 4464 17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe Token: SeBackupPrivilege 1356 TiWorker.exe Token: SeRestorePrivilege 1356 TiWorker.exe Token: SeSecurityPrivilege 1356 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.execmd.exedescription pid process target process PID 4464 wrote to memory of 3428 4464 17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe MediaCenter.exe PID 4464 wrote to memory of 3428 4464 17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe MediaCenter.exe PID 4464 wrote to memory of 3428 4464 17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe MediaCenter.exe PID 4464 wrote to memory of 4892 4464 17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe cmd.exe PID 4464 wrote to memory of 4892 4464 17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe cmd.exe PID 4464 wrote to memory of 4892 4464 17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe cmd.exe PID 4892 wrote to memory of 1304 4892 cmd.exe PING.EXE PID 4892 wrote to memory of 1304 4892 cmd.exe PING.EXE PID 4892 wrote to memory of 1304 4892 cmd.exe PING.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe"C:\Users\Admin\AppData\Local\Temp\17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4464 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3428 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\17bb963491cf5af3cc74f98dce840cef6a42c52c7f539cdce0226dae2af70dad.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4892 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1304
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:5020
-
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:1356
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
f49c1ed38c49ee17c677b23ea3778184
SHA158aa07502334a2a88bee70b0689d76438d8d35da
SHA256900500ca61d7af366f4b4ec719828a3e2cab582bf37dbe423ed8ccfdc015e18c
SHA512ad5655cabede375444dc85d51fb1f9b72ab145788eea5b9d03b8ace734a7d042b5e0420af2309df991efd31bdf4d5033c9990812c2f1a0a9fe3912eccc4fa5c9
-
MD5
f49c1ed38c49ee17c677b23ea3778184
SHA158aa07502334a2a88bee70b0689d76438d8d35da
SHA256900500ca61d7af366f4b4ec719828a3e2cab582bf37dbe423ed8ccfdc015e18c
SHA512ad5655cabede375444dc85d51fb1f9b72ab145788eea5b9d03b8ace734a7d042b5e0420af2309df991efd31bdf4d5033c9990812c2f1a0a9fe3912eccc4fa5c9