Analysis
- max time kernel
153s - max time network
158s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
12/02/2022, 09:12
Static task
static1
Behavioral task
behavioral1
Sample
0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe
Resource
win10v2004-en-20220113
windows10-2004_x64
0 signatures
0 seconds
General
- Target 0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe
- Size 216KB
- Sample220212-k6evraadh3
- SHA256 0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3
- MD5 ac829dd26d9d9237dee728f7b4cc5b99
- SHA1 5ea3ab7bc395f0f59ea577eedcd79993efe6e759
- SHA512 84167f90c74c4ebb9dc4a3dc00c6895423f3a0dea1f121ee6456615bcb4d5a2db965b35c519092e337998fc8f1b0d41eb31d7c6cbca5623c586442be67f88959
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Signatures
- Sakula Payload 4 IoCs
resource yara_rule behavioral2/files/0x000400000001e7d5-130.dat family_sakula behavioral2/files/0x000400000001e7d5-131.dat family_sakula behavioral2/memory/2752-135-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral2/memory/2736-136-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula - Executes dropped EXE 1 IoCs
pid Process 2736 MediaCenter.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe - Drops file in Windows directory 8 IoCs
description ioc Process 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 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 - 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
pid Process 5076 PING.EXE - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 4872 svchost.exe Token: SeCreatePagefilePrivilege 4872 svchost.exe Token: SeShutdownPrivilege 4872 svchost.exe Token: SeCreatePagefilePrivilege 4872 svchost.exe Token: SeShutdownPrivilege 4872 svchost.exe Token: SeCreatePagefilePrivilege 4872 svchost.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe Token: SeRestorePrivilege 3024 TiWorker.exe Token: SeSecurityPrivilege 3024 TiWorker.exe Token: SeBackupPrivilege 3024 TiWorker.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2752 wrote to memory of 2736 2752 0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe 82 PID 2752 wrote to memory of 2736 2752 0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe 82 PID 2752 wrote to memory of 2736 2752 0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe 82 PID 2752 wrote to memory of 1092 2752 0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe 100 PID 2752 wrote to memory of 1092 2752 0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe 100 PID 2752 wrote to memory of 1092 2752 0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe 100 PID 1092 wrote to memory of 5076 1092 cmd.exe 102 PID 1092 wrote to memory of 5076 1092 cmd.exe 102 PID 1092 wrote to memory of 5076 1092 cmd.exe 102
Processes
-
C:\Users\Admin\AppData\Local\Temp\0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe"C:\Users\Admin\AppData\Local\Temp\0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2752 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2736
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0abd88f76efa984c76aeeaf14de591a9656f33fed2e0236cbb0cdc3d9b695fd3.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1092 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:5076
-
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:4872
-
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:3024