Analysis
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max time kernel
154s -
max time network
168s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
12-02-2022 10:12
Static task
static1
Behavioral task
behavioral1
Sample
07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe
Resource
win10v2004-en-20220113
General
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Target
07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe
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Size
35KB
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MD5
6763b2540316402146274a0c48ed9a7b
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SHA1
c4e18b033167afa85bd843521eb106d86f2b2ac2
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SHA256
07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f
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SHA512
301b8c069fdb755e724da4ed4e464d90e4b7c899f058162bb039792461df77a156e9404dbfef4c6cbed8a0731af016fde08343b29897c846f1a3802eadc7bc26
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1716 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation 07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.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.
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
svchost.exe07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 368 svchost.exe Token: SeCreatePagefilePrivilege 368 svchost.exe Token: SeShutdownPrivilege 368 svchost.exe Token: SeCreatePagefilePrivilege 368 svchost.exe Token: SeShutdownPrivilege 368 svchost.exe Token: SeCreatePagefilePrivilege 368 svchost.exe Token: SeIncBasePriorityPrivilege 2028 07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe Token: SeBackupPrivilege 3292 TiWorker.exe Token: SeRestorePrivilege 3292 TiWorker.exe Token: SeSecurityPrivilege 3292 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.execmd.exedescription pid process target process PID 2028 wrote to memory of 1716 2028 07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe MediaCenter.exe PID 2028 wrote to memory of 1716 2028 07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe MediaCenter.exe PID 2028 wrote to memory of 1716 2028 07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe MediaCenter.exe PID 2028 wrote to memory of 2512 2028 07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe cmd.exe PID 2028 wrote to memory of 2512 2028 07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe cmd.exe PID 2028 wrote to memory of 2512 2028 07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe cmd.exe PID 2512 wrote to memory of 1708 2512 cmd.exe PING.EXE PID 2512 wrote to memory of 1708 2512 cmd.exe PING.EXE PID 2512 wrote to memory of 1708 2512 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe"C:\Users\Admin\AppData\Local\Temp\07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1716 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\07dc9c532f71af234aba1b6fd603f3575814d480e799a8a1e48bac73ae6c0a5f.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1708
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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:368
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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:3292
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
a1885a8f5426b3a720e2aefe75e7f96e
SHA19ecb756fb9d5eb19674aeb11d4b7a048c2bd72b9
SHA25637d680dfb8b542124ca2f881d2030e98cafd35622d8efa1672be4bc019f632f7
SHA51278c08cfca7cc43797f4d91577da45361072cf493c7b42441ec8c7d840ebe30b5cb70eebde158dad3e7f35218d0a7406d645e00a043c6c2b6130199890cbe9321
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
a1885a8f5426b3a720e2aefe75e7f96e
SHA19ecb756fb9d5eb19674aeb11d4b7a048c2bd72b9
SHA25637d680dfb8b542124ca2f881d2030e98cafd35622d8efa1672be4bc019f632f7
SHA51278c08cfca7cc43797f4d91577da45361072cf493c7b42441ec8c7d840ebe30b5cb70eebde158dad3e7f35218d0a7406d645e00a043c6c2b6130199890cbe9321
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memory/368-132-0x0000014046370000-0x0000014046380000-memory.dmpFilesize
64KB
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memory/368-133-0x0000014046920000-0x0000014046930000-memory.dmpFilesize
64KB
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memory/368-134-0x0000014048FF0000-0x0000014048FF4000-memory.dmpFilesize
16KB