Analysis
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max time kernel
134s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
11-02-2022 23:08
Static task
static1
Behavioral task
behavioral1
Sample
fa83e9a2b1cdc6c94763829866c43792e42ac818b76f75a6f63126fa612bed91.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
fa83e9a2b1cdc6c94763829866c43792e42ac818b76f75a6f63126fa612bed91.exe
Resource
win10v2004-en-20220113
windows10-2004_x64
0 signatures
0 seconds
General
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Target
fa83e9a2b1cdc6c94763829866c43792e42ac818b76f75a6f63126fa612bed91.exe
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Size
3.9MB
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MD5
3f0dab8ce34b694bf6217d3a554db8df
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SHA1
c5999636e87068dfa243a0110a6f386e7f7ebb9d
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SHA256
fa83e9a2b1cdc6c94763829866c43792e42ac818b76f75a6f63126fa612bed91
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SHA512
39380935b333252643794e2938b5021f2ada8ed0ed5d6f1a8851bb09be78105adce7aadef30e9ea49554485db248fa8632895d9d3f6eea2049b788021b3411f0
Score
4/10
Malware Config
Signatures
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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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
svchost.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 4692 svchost.exe Token: SeCreatePagefilePrivilege 4692 svchost.exe Token: SeShutdownPrivilege 4692 svchost.exe Token: SeCreatePagefilePrivilege 4692 svchost.exe Token: SeShutdownPrivilege 4692 svchost.exe Token: SeCreatePagefilePrivilege 4692 svchost.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe Token: SeRestorePrivilege 2372 TiWorker.exe Token: SeSecurityPrivilege 2372 TiWorker.exe Token: SeBackupPrivilege 2372 TiWorker.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fa83e9a2b1cdc6c94763829866c43792e42ac818b76f75a6f63126fa612bed91.exe"C:\Users\Admin\AppData\Local\Temp\fa83e9a2b1cdc6c94763829866c43792e42ac818b76f75a6f63126fa612bed91.exe"1⤵PID:2232
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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:4692
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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:2372