Analysis
- max time kernel
133s - max time network
165s - platform
windows10-2004_x64 - resource
win10v2004-20231023-en - resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system - submitted
10/11/2023, 14:27
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.893bb5ccc58e1d3ab7d2e28a5ecbf58195d10bc352f800b65d905c9655158439.msi
Resource
win7-20231025-en
windows7-x64
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
NEAS.893bb5ccc58e1d3ab7d2e28a5ecbf58195d10bc352f800b65d905c9655158439.msi
Resource
win10v2004-20231023-en
windows10-2004-x64
5 signatures
150 seconds
General
- Target NEAS.893bb5ccc58e1d3ab7d2e28a5ecbf58195d10bc352f800b65d905c9655158439.msi
- Size 8.5MB
- Sample231110-rsvsdaaa39
- SHA256 893bb5ccc58e1d3ab7d2e28a5ecbf58195d10bc352f800b65d905c9655158439
- MD5 be421d1cfaba686bcafee896c24b4b45
- SHA1 f89fe47d0ae4d708876e3e80c250eef6582f148b
- SHA512 74514c6a8920b9cb645d13f82228a6124487715ddc736661e1e86b1b141292fae6278f84dac7c81c3139823b8b505f1d09d31eafb0896c5ca7525f49bf9b65f7
- SSDEEP 196608:PeS5hV9/S6WXbfXlTrn7HZ5AQX3AveLukj1w9+MeLGW+x:PdhVs6WXjX9HZ5AQX32WDa8
- MD5 SHA1 SHA512 SSDEEP
Score
6/10
Malware Config
Signatures
- Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\J: msiexec.exe - Checks SCSI registry key(s) 3 TTPs 5 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters vssvc.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr vssvc.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 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 vssvc.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 vssvc.exe - Suspicious use of AdjustPrivilegeToken 37 IoCs
description pid Process Token: SeShutdownPrivilege 4756 msiexec.exe Token: SeIncreaseQuotaPrivilege 4756 msiexec.exe Token: SeSecurityPrivilege 3452 msiexec.exe Token: SeCreateTokenPrivilege 4756 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4756 msiexec.exe Token: SeLockMemoryPrivilege 4756 msiexec.exe Token: SeIncreaseQuotaPrivilege 4756 msiexec.exe Token: SeMachineAccountPrivilege 4756 msiexec.exe Token: SeTcbPrivilege 4756 msiexec.exe Token: SeSecurityPrivilege 4756 msiexec.exe Token: SeTakeOwnershipPrivilege 4756 msiexec.exe Token: SeLoadDriverPrivilege 4756 msiexec.exe Token: SeSystemProfilePrivilege 4756 msiexec.exe Token: SeSystemtimePrivilege 4756 msiexec.exe Token: SeProfSingleProcessPrivilege 4756 msiexec.exe Token: SeIncBasePriorityPrivilege 4756 msiexec.exe Token: SeCreatePagefilePrivilege 4756 msiexec.exe Token: SeCreatePermanentPrivilege 4756 msiexec.exe Token: SeBackupPrivilege 4756 msiexec.exe Token: SeRestorePrivilege 4756 msiexec.exe Token: SeShutdownPrivilege 4756 msiexec.exe Token: SeDebugPrivilege 4756 msiexec.exe Token: SeAuditPrivilege 4756 msiexec.exe Token: SeSystemEnvironmentPrivilege 4756 msiexec.exe Token: SeChangeNotifyPrivilege 4756 msiexec.exe Token: SeRemoteShutdownPrivilege 4756 msiexec.exe Token: SeUndockPrivilege 4756 msiexec.exe Token: SeSyncAgentPrivilege 4756 msiexec.exe Token: SeEnableDelegationPrivilege 4756 msiexec.exe Token: SeManageVolumePrivilege 4756 msiexec.exe Token: SeImpersonatePrivilege 4756 msiexec.exe Token: SeCreateGlobalPrivilege 4756 msiexec.exe Token: SeBackupPrivilege 4996 vssvc.exe Token: SeRestorePrivilege 4996 vssvc.exe Token: SeAuditPrivilege 4996 vssvc.exe Token: SeBackupPrivilege 3452 msiexec.exe Token: SeRestorePrivilege 3452 msiexec.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4756 msiexec.exe - Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\NEAS.893bb5ccc58e1d3ab7d2e28a5ecbf58195d10bc352f800b65d905c9655158439.msi1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4756
-
C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3452
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:4996