Analysis
- max time kernel
172s - max time network
197s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
08/02/2022, 02:24
Static task
static1
Behavioral task
behavioral1
Sample
RFQ- 978002410.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
RFQ- 978002410.exe
Resource
win10v2004-en-20220113
windows10-2004_x64
0 signatures
0 seconds
General
- Target RFQ- 978002410.exe
- Size 1.0MB
- Sample220208-cv81fscbe9
- SHA256 7b76df7f72bbd45fc3716b6382b1c6de7421ac7bcfc213221c0b04675fd50e68
- MD5 dc3a6382ad54522bf1c4247d2b2e6843
- SHA1 6322b80ebd11432e68aa07fbaaba3b282f0dc016
- SHA512 42f68e7740dc68f4423dd6b7f9fc0e7790ce57fc4a3a024a1fa3579039386020f37d53e8958fb97a6464a8f642df106263b0e24fb15065dd80fc740517dc00ee
- MD5 SHA1 SHA512
Score
4/10
Malware Config
Signatures
- Drops file in Windows directory 8 IoCs
description 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 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Modifies data under HKEY_USERS 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 2352 svchost.exe Token: SeCreatePagefilePrivilege 2352 svchost.exe Token: SeShutdownPrivilege 2352 svchost.exe Token: SeCreatePagefilePrivilege 2352 svchost.exe Token: SeShutdownPrivilege 2352 svchost.exe Token: SeCreatePagefilePrivilege 2352 svchost.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe Token: SeRestorePrivilege 3400 TiWorker.exe Token: SeSecurityPrivilege 3400 TiWorker.exe Token: SeBackupPrivilege 3400 TiWorker.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\RFQ- 978002410.exe"C:\Users\Admin\AppData\Local\Temp\RFQ- 978002410.exe"1⤵PID:2864
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s BITS1⤵
- Modifies data under HKEY_USERS
PID:4192
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2352
-
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:3400