Analysis
- max time kernel
136s - max time network
164s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
16/02/2022, 21:32
Static task
static1
Behavioral task
behavioral1
Sample
89A78C3F2CCFBDFB0413E0D0A193263F2963761A2D817.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
89A78C3F2CCFBDFB0413E0D0A193263F2963761A2D817.exe
Resource
win10v2004-en-20220113
windows10-2004_x64
0 signatures
0 seconds
General
- Target 89A78C3F2CCFBDFB0413E0D0A193263F2963761A2D817.exe
- Size 80KB
- Sample220216-1dmb5aeeej
- SHA256 89a78c3f2ccfbdfb0413e0d0a193263f2963761a2d817831a56aab4528bb1caa
- MD5 16f4d228b84bf331cf2abbebf5de784a
- SHA1 afb82eee7e8b2ee352b418adcee32d8cd88d5e88
- SHA512 b2a2342645c25cf81a8bb9355c5f11d3991bf78bfedc164cd60020ec101aa6f196904700b4754efb1b57f1b7548f6059f79734833ae4e87b5c34145dfd906e8f
- 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\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 - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 3356 svchost.exe Token: SeCreatePagefilePrivilege 3356 svchost.exe Token: SeShutdownPrivilege 3356 svchost.exe Token: SeCreatePagefilePrivilege 3356 svchost.exe Token: SeShutdownPrivilege 3356 svchost.exe Token: SeCreatePagefilePrivilege 3356 svchost.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe Token: SeRestorePrivilege 4956 TiWorker.exe Token: SeSecurityPrivilege 4956 TiWorker.exe Token: SeBackupPrivilege 4956 TiWorker.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3968 wrote to memory of 4892 3968 89A78C3F2CCFBDFB0413E0D0A193263F2963761A2D817.exe 81 PID 3968 wrote to memory of 4892 3968 89A78C3F2CCFBDFB0413E0D0A193263F2963761A2D817.exe 81 PID 3968 wrote to memory of 4892 3968 89A78C3F2CCFBDFB0413E0D0A193263F2963761A2D817.exe 81 PID 4892 wrote to memory of 2276 4892 fondue.exe 82 PID 4892 wrote to memory of 2276 4892 fondue.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\89A78C3F2CCFBDFB0413E0D0A193263F2963761A2D817.exe"C:\Users\Admin\AppData\Local\Temp\89A78C3F2CCFBDFB0413E0D0A193263F2963761A2D817.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3968 -
C:\Windows\SysWOW64\fondue.exe"C:\Windows\system32\fondue.exe" /enable-feature:NetFx3 /caller-name:mscoreei.dll2⤵
- Suspicious use of WriteProcessMemory
PID:4892 -
C:\Windows\system32\FonDUE.EXE"C:\Windows\sysnative\FonDUE.EXE" /enable-feature:NetFx3 /caller-name:mscoreei.dll3⤵PID:2276
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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:3356
-
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:4956