Analysis
- max time kernel
141s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
16/02/2022, 10:21
Static task
static1
Behavioral task
behavioral1
Sample
SO-GWR14-2022.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
SO-GWR14-2022.exe
Resource
win10v2004-en-20220113
windows10-2004_x64
0 signatures
0 seconds
General
- Target SO-GWR14-2022.exe
- Size 21KB
- Sample220216-mdnnasbeh5
- SHA256 8b77fc7dd49e34fe3183dc9b994cb249dbc50a59e12460cc78fbe115d62c2d09
- MD5 01bd4e921787b079c4e2858350d5e69d
- SHA1 c22be937a3168825e99cc58b14aff854825430bf
- SHA512 fce74ba61bf41b798cf1e672e17ba1318ac54da7a882d2e6049a562559c84365cd99f00df389e6efdb5dc56440a73093c93bbbadb98d8d2cc504246f5029ba03
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Signatures
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Puaeghq = "\"C:\\Users\\Admin\\AppData\\Roaming\\Hmhfrq\\Puaeghq.exe\"" SO-GWR14-2022.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2032 set thread context of 704 2032 SO-GWR14-2022.exe 101 - Drops file in Windows directory 8 IoCs
description ioc Process 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 File opened for modification C:\Windows\WinSxS\pending.xml TiWorker.exe File opened for modification C:\Windows\WindowsUpdate.log svchost.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2032 SO-GWR14-2022.exe 2032 SO-GWR14-2022.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2032 SO-GWR14-2022.exe Token: SeShutdownPrivilege 4360 svchost.exe Token: SeCreatePagefilePrivilege 4360 svchost.exe Token: SeShutdownPrivilege 4360 svchost.exe Token: SeCreatePagefilePrivilege 4360 svchost.exe Token: SeShutdownPrivilege 4360 svchost.exe Token: SeCreatePagefilePrivilege 4360 svchost.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe Token: SeBackupPrivilege 4768 TiWorker.exe Token: SeRestorePrivilege 4768 TiWorker.exe Token: SeSecurityPrivilege 4768 TiWorker.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2032 wrote to memory of 704 2032 SO-GWR14-2022.exe 101 PID 2032 wrote to memory of 704 2032 SO-GWR14-2022.exe 101 PID 2032 wrote to memory of 704 2032 SO-GWR14-2022.exe 101 PID 2032 wrote to memory of 704 2032 SO-GWR14-2022.exe 101 PID 2032 wrote to memory of 704 2032 SO-GWR14-2022.exe 101 PID 2032 wrote to memory of 704 2032 SO-GWR14-2022.exe 101 PID 2032 wrote to memory of 704 2032 SO-GWR14-2022.exe 101 PID 2032 wrote to memory of 704 2032 SO-GWR14-2022.exe 101
Processes
-
C:\Users\Admin\AppData\Local\Temp\SO-GWR14-2022.exe"C:\Users\Admin\AppData\Local\Temp\SO-GWR14-2022.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵PID:704
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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:4360
-
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:4768