Analysis
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max time kernel
156s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
14-02-2022 07:47
Static task
static1
Behavioral task
behavioral1
Sample
47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe
Resource
win10v2004-en-20220113
windows10-2004_x64
0 signatures
0 seconds
General
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Target
47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe
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Size
600KB
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MD5
46884b25c44a21c20cda77e028315c4c
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SHA1
9aa4b276dcd952f472480022c825470f0616eb2d
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SHA256
47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a
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SHA512
f8f73950472aa703e432ea54c00dd36aede6b8b804e5c457790b0c6645a59bad281296bfb139d86caf8cbc3bbd837471020251b8a9e8ddb796840a5a93b2d96a
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 1144 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 47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe -
Drops file in Windows directory 8 IoCs
description 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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Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 1276 svchost.exe Token: SeCreatePagefilePrivilege 1276 svchost.exe Token: SeShutdownPrivilege 1276 svchost.exe Token: SeCreatePagefilePrivilege 1276 svchost.exe Token: SeShutdownPrivilege 1276 svchost.exe Token: SeCreatePagefilePrivilege 1276 svchost.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe Token: SeRestorePrivilege 320 TiWorker.exe Token: SeSecurityPrivilege 320 TiWorker.exe Token: SeBackupPrivilege 320 TiWorker.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1240 wrote to memory of 1144 1240 47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe 89 PID 1240 wrote to memory of 1144 1240 47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe 89 PID 1240 wrote to memory of 1144 1240 47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe"C:\Users\Admin\AppData\Local\Temp\47f92cedff6396557e801853e31e9cafdd47dd9b5cd18621c254523376b6744a.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1240 -
C:\Users\Admin\AppData\Local\Temp\szgfw.exe"C:\Users\Admin\AppData\Local\Temp\szgfw.exe"2⤵
- Executes dropped EXE
PID:1144
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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:1276
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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:320