Analysis
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max time kernel
173s -
max time network
177s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
11-10-2023 22:37
Static task
static1
Behavioral task
behavioral1
Sample
5bc060bd720757919db4f54f97e74b7110c67cf934423f86ffd483c7e2c367e2_JC.msi
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
5bc060bd720757919db4f54f97e74b7110c67cf934423f86ffd483c7e2c367e2_JC.msi
Resource
win10v2004-20230915-en
General
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Target
5bc060bd720757919db4f54f97e74b7110c67cf934423f86ffd483c7e2c367e2_JC.msi
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Size
2.2MB
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MD5
7758d5af5470ac0005fed5ec83c5ab2a
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SHA1
2e0d4798c12a7d71ad45a621dddb750bae0cd23b
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SHA256
5bc060bd720757919db4f54f97e74b7110c67cf934423f86ffd483c7e2c367e2
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SHA512
307c4960dc654ae945b6d351547a755b294ea2b9ee40b0c1556e2fb77c11a7dc20978532ea753978d7b2d20126fb73c8343c9ed3b132ed763c47003ddecb8096
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SSDEEP
49152:YpUPIHOfHNhe86pb8eVx6zp/VGecycgnE5pPSI3a:YpZuPNhZcb8ejSp/VG1wIq
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) \??\B: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\E: 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) \??\U: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\P: 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 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 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 -
Suspicious use of AdjustPrivilegeToken 37 IoCs
description pid Process Token: SeShutdownPrivilege 2836 msiexec.exe Token: SeIncreaseQuotaPrivilege 2836 msiexec.exe Token: SeSecurityPrivilege 4044 msiexec.exe Token: SeCreateTokenPrivilege 2836 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2836 msiexec.exe Token: SeLockMemoryPrivilege 2836 msiexec.exe Token: SeIncreaseQuotaPrivilege 2836 msiexec.exe Token: SeMachineAccountPrivilege 2836 msiexec.exe Token: SeTcbPrivilege 2836 msiexec.exe Token: SeSecurityPrivilege 2836 msiexec.exe Token: SeTakeOwnershipPrivilege 2836 msiexec.exe Token: SeLoadDriverPrivilege 2836 msiexec.exe Token: SeSystemProfilePrivilege 2836 msiexec.exe Token: SeSystemtimePrivilege 2836 msiexec.exe Token: SeProfSingleProcessPrivilege 2836 msiexec.exe Token: SeIncBasePriorityPrivilege 2836 msiexec.exe Token: SeCreatePagefilePrivilege 2836 msiexec.exe Token: SeCreatePermanentPrivilege 2836 msiexec.exe Token: SeBackupPrivilege 2836 msiexec.exe Token: SeRestorePrivilege 2836 msiexec.exe Token: SeShutdownPrivilege 2836 msiexec.exe Token: SeDebugPrivilege 2836 msiexec.exe Token: SeAuditPrivilege 2836 msiexec.exe Token: SeSystemEnvironmentPrivilege 2836 msiexec.exe Token: SeChangeNotifyPrivilege 2836 msiexec.exe Token: SeRemoteShutdownPrivilege 2836 msiexec.exe Token: SeUndockPrivilege 2836 msiexec.exe Token: SeSyncAgentPrivilege 2836 msiexec.exe Token: SeEnableDelegationPrivilege 2836 msiexec.exe Token: SeManageVolumePrivilege 2836 msiexec.exe Token: SeImpersonatePrivilege 2836 msiexec.exe Token: SeCreateGlobalPrivilege 2836 msiexec.exe Token: SeBackupPrivilege 3160 vssvc.exe Token: SeRestorePrivilege 3160 vssvc.exe Token: SeAuditPrivilege 3160 vssvc.exe Token: SeBackupPrivilege 4044 msiexec.exe Token: SeRestorePrivilege 4044 msiexec.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2836 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\5bc060bd720757919db4f54f97e74b7110c67cf934423f86ffd483c7e2c367e2_JC.msi1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2836
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4044
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:3160