Analysis
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max time kernel
148s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
09-02-2022 20:39
Behavioral task
behavioral1
Sample
1900-134-0x0000000000400000-0x0000000000429000-memory.exe
Resource
win7-en-20211208
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
1900-134-0x0000000000400000-0x0000000000429000-memory.exe
Resource
win10v2004-en-20220113
0 signatures
0 seconds
General
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Target
1900-134-0x0000000000400000-0x0000000000429000-memory.exe
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Size
164KB
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MD5
af5dad3a2c7090b6138fa0387a9d621f
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SHA1
9820ae169e437e0f43c9271e00b8f8a58ecc4be7
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SHA256
db19b1fc37285cbd2a792c3fe965ea7e7cb669c14d694f258ebc0717ba01c0dd
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SHA512
612ec13accd94c8a41ce1b3b4675bbc2f4fcc58213478de72456ebf53ee9e5231a0bafaf01b41c985ad4ba9f871df9aaa9491b7e457f77426542a64a9966ae7d
Score
4/10
Malware Config
Signatures
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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 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
1900-134-0x0000000000400000-0x0000000000429000-memory.exepid process 1336 1900-134-0x0000000000400000-0x0000000000429000-memory.exe 1336 1900-134-0x0000000000400000-0x0000000000429000-memory.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
svchost.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 2780 svchost.exe Token: SeCreatePagefilePrivilege 2780 svchost.exe Token: SeShutdownPrivilege 2780 svchost.exe Token: SeCreatePagefilePrivilege 2780 svchost.exe Token: SeShutdownPrivilege 2780 svchost.exe Token: SeCreatePagefilePrivilege 2780 svchost.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe Token: SeRestorePrivilege 1724 TiWorker.exe Token: SeSecurityPrivilege 1724 TiWorker.exe Token: SeBackupPrivilege 1724 TiWorker.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1900-134-0x0000000000400000-0x0000000000429000-memory.exe"C:\Users\Admin\AppData\Local\Temp\1900-134-0x0000000000400000-0x0000000000429000-memory.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
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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
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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
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/1336-131-0x0000000000DB0000-0x00000000010FA000-memory.dmpFilesize
3.3MB
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memory/2780-132-0x00000187E5160000-0x00000187E5170000-memory.dmpFilesize
64KB
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memory/2780-133-0x00000187E5720000-0x00000187E5730000-memory.dmpFilesize
64KB
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memory/2780-134-0x00000187E7DC0000-0x00000187E7DC4000-memory.dmpFilesize
16KB