Analysis
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max time kernel
128s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 03:16
Static task
static1
Behavioral task
behavioral1
Sample
1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe
Resource
win10v2004-en-20220113
General
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Target
1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe
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Size
80KB
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MD5
7fed7c619c05b394f7c954c8e7527586
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SHA1
972fff94c657faba73bfe311326ff542ed5d7df5
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SHA256
1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622
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SHA512
61f84f26f46c7ca59c31da3516d666c53f0a5552129fd8ad1af11d677f16f30929a77d8f6bb5d8a2db72c144d59bc4a0de9b671d4f5ea55b3e948fb4b88d850c
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 1600 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe -
Drops file in Windows directory 8 IoCs
Processes:
svchost.exeTiWorker.exedescription ioc process 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 File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk 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:
1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exesvchost.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 4816 1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe Token: SeShutdownPrivilege 3476 svchost.exe Token: SeCreatePagefilePrivilege 3476 svchost.exe Token: SeShutdownPrivilege 3476 svchost.exe Token: SeCreatePagefilePrivilege 3476 svchost.exe Token: SeShutdownPrivilege 3476 svchost.exe Token: SeCreatePagefilePrivilege 3476 svchost.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe Token: SeBackupPrivilege 2412 TiWorker.exe Token: SeRestorePrivilege 2412 TiWorker.exe Token: SeSecurityPrivilege 2412 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.execmd.exedescription pid process target process PID 4816 wrote to memory of 1600 4816 1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe MediaCenter.exe PID 4816 wrote to memory of 1600 4816 1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe MediaCenter.exe PID 4816 wrote to memory of 1600 4816 1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe MediaCenter.exe PID 4816 wrote to memory of 3632 4816 1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe cmd.exe PID 4816 wrote to memory of 3632 4816 1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe cmd.exe PID 4816 wrote to memory of 3632 4816 1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe cmd.exe PID 3632 wrote to memory of 524 3632 cmd.exe PING.EXE PID 3632 wrote to memory of 524 3632 cmd.exe PING.EXE PID 3632 wrote to memory of 524 3632 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe"C:\Users\Admin\AppData\Local\Temp\1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4816 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1600 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1825ba49aa1326ae4b233d1084b1df16828d0bba19491a3599eb46b30cd4c622.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3632 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:524
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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:3476
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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:2412
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
a85e6cd06c2252ed55f540ac19459d27
SHA13c4f57c4d8b7359c343bc55148f0a44baec6de3e
SHA256e0adfee188d9e1a5a2202d1982461fc31cd535f70e5df61d5818508faf8e5cd2
SHA512aeda0f1c6b1a4f09d74cb9c6b3edf9a80263da92970300765ca6ed47c31f4a440f0cf325fe73d2883210f36497ea9932aa93d19a243fc8ba3ebb9c7e676cf4d5
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MD5
a85e6cd06c2252ed55f540ac19459d27
SHA13c4f57c4d8b7359c343bc55148f0a44baec6de3e
SHA256e0adfee188d9e1a5a2202d1982461fc31cd535f70e5df61d5818508faf8e5cd2
SHA512aeda0f1c6b1a4f09d74cb9c6b3edf9a80263da92970300765ca6ed47c31f4a440f0cf325fe73d2883210f36497ea9932aa93d19a243fc8ba3ebb9c7e676cf4d5