Analysis
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max time kernel
123s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
19-11-2023 21:36
Static task
static1
Behavioral task
behavioral1
Sample
1c532f2594.msi
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
1c532f2594.msi
Resource
win10v2004-20231023-en
General
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Target
1c532f2594.msi
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Size
8.5MB
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MD5
fbf5d7b4c5f0e86a95b4fcd5c5ccc534
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SHA1
51588315ff4ae36412c337361ea65f84810938d8
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SHA256
6da198925581418863170f05b832cd1584b923278d0730d779a30ec96513111d
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SHA512
3ef2d34071fc10bed59dbe60df3789524f62b89284cc011f1ab0a790196f9010ef6fa41d809947f52668918aa72c90c17211d6be82707b0f8099df548fb40588
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SSDEEP
196608:0eS5hV9/S6WXbfXlTrn7HZ5AQX3AveLukj1w9OtaQCK0Ex7FVJi0:0dhVs6WXjX9HZ5AQX32WDb0ExZV8
Malware Config
Signatures
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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) \??\A: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Q: 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 5092 msiexec.exe Token: SeIncreaseQuotaPrivilege 5092 msiexec.exe Token: SeSecurityPrivilege 1764 msiexec.exe Token: SeCreateTokenPrivilege 5092 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 5092 msiexec.exe Token: SeLockMemoryPrivilege 5092 msiexec.exe Token: SeIncreaseQuotaPrivilege 5092 msiexec.exe Token: SeMachineAccountPrivilege 5092 msiexec.exe Token: SeTcbPrivilege 5092 msiexec.exe Token: SeSecurityPrivilege 5092 msiexec.exe Token: SeTakeOwnershipPrivilege 5092 msiexec.exe Token: SeLoadDriverPrivilege 5092 msiexec.exe Token: SeSystemProfilePrivilege 5092 msiexec.exe Token: SeSystemtimePrivilege 5092 msiexec.exe Token: SeProfSingleProcessPrivilege 5092 msiexec.exe Token: SeIncBasePriorityPrivilege 5092 msiexec.exe Token: SeCreatePagefilePrivilege 5092 msiexec.exe Token: SeCreatePermanentPrivilege 5092 msiexec.exe Token: SeBackupPrivilege 5092 msiexec.exe Token: SeRestorePrivilege 5092 msiexec.exe Token: SeShutdownPrivilege 5092 msiexec.exe Token: SeDebugPrivilege 5092 msiexec.exe Token: SeAuditPrivilege 5092 msiexec.exe Token: SeSystemEnvironmentPrivilege 5092 msiexec.exe Token: SeChangeNotifyPrivilege 5092 msiexec.exe Token: SeRemoteShutdownPrivilege 5092 msiexec.exe Token: SeUndockPrivilege 5092 msiexec.exe Token: SeSyncAgentPrivilege 5092 msiexec.exe Token: SeEnableDelegationPrivilege 5092 msiexec.exe Token: SeManageVolumePrivilege 5092 msiexec.exe Token: SeImpersonatePrivilege 5092 msiexec.exe Token: SeCreateGlobalPrivilege 5092 msiexec.exe Token: SeBackupPrivilege 4192 vssvc.exe Token: SeRestorePrivilege 4192 vssvc.exe Token: SeAuditPrivilege 4192 vssvc.exe Token: SeBackupPrivilege 1764 msiexec.exe Token: SeRestorePrivilege 1764 msiexec.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5092 msiexec.exe -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\1c532f2594.msi1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:5092
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1764 -
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:2356
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:4192