Analysis
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max time kernel
159s -
max time network
178s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
14-02-2022 08:15
Static task
static1
Behavioral task
behavioral1
Sample
1d0ff86d660b87b00277894b399996cf276016d15a6f96051e26d6bef6bd841d.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
1d0ff86d660b87b00277894b399996cf276016d15a6f96051e26d6bef6bd841d.exe
Resource
win10v2004-en-20220113
windows10-2004_x64
0 signatures
0 seconds
General
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Target
1d0ff86d660b87b00277894b399996cf276016d15a6f96051e26d6bef6bd841d.exe
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Size
10KB
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MD5
71d5fe4fea5c4cd6d5e76ea1a1b64205
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SHA1
a99996ac072c11d31217f2cf5f8a0cc419c8e4d2
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SHA256
1d0ff86d660b87b00277894b399996cf276016d15a6f96051e26d6bef6bd841d
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SHA512
a4bbc479b77c3689359a41c580dc0937add10ee710866efd795ae81e2040ffe2f68974fc92bf8b9b2c8258dd53154870bfab9a6a1f2164d32af9fa7e7de42155
Score
10/10
Malware Config
Signatures
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Upatre
Upatre is a generic malware downloader.
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Executes dropped EXE 1 IoCs
pid Process 2420 szgfw.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 1d0ff86d660b87b00277894b399996cf276016d15a6f96051e26d6bef6bd841d.exe -
Drops file in Windows directory 8 IoCs
description ioc Process 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 File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 4404 svchost.exe Token: SeCreatePagefilePrivilege 4404 svchost.exe Token: SeShutdownPrivilege 4404 svchost.exe Token: SeCreatePagefilePrivilege 4404 svchost.exe Token: SeShutdownPrivilege 4404 svchost.exe Token: SeCreatePagefilePrivilege 4404 svchost.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe Token: SeRestorePrivilege 5060 TiWorker.exe Token: SeSecurityPrivilege 5060 TiWorker.exe Token: SeBackupPrivilege 5060 TiWorker.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1948 wrote to memory of 2420 1948 1d0ff86d660b87b00277894b399996cf276016d15a6f96051e26d6bef6bd841d.exe 82 PID 1948 wrote to memory of 2420 1948 1d0ff86d660b87b00277894b399996cf276016d15a6f96051e26d6bef6bd841d.exe 82 PID 1948 wrote to memory of 2420 1948 1d0ff86d660b87b00277894b399996cf276016d15a6f96051e26d6bef6bd841d.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\1d0ff86d660b87b00277894b399996cf276016d15a6f96051e26d6bef6bd841d.exe"C:\Users\Admin\AppData\Local\Temp\1d0ff86d660b87b00277894b399996cf276016d15a6f96051e26d6bef6bd841d.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1948 -
C:\Users\Admin\AppData\Local\Temp\szgfw.exe"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"2⤵
- Executes dropped EXE
PID:2420
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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:4404
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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:5060