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Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
11/07/2024, 23:42
Static task
static1
Behavioral task
behavioral1
Sample
OpenShellSetup_4_4_191.exe
Resource
win7-20240704-en
windows7-x64
Behavioral task
behavioral2
Sample
OpenShellSetup_4_4_191.exe
Resource
win10v2004-20240709-en
windows10-2004-x64
General
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Target
OpenShellSetup_4_4_191.exe
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Size
7.9MB
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MD5
e0484fd1e79a0227a5923cdc95b511ba
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SHA1
bea0cb5c42adbde14e8cf50b64982e1877c7855d
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SHA256
9e9c32badb52444ca8a8726aef7c220ff48de8c7916cdfdca4dff6e009ac1f0c
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SHA512
80f8b0ac16dfbf7df640a69b0f05ec9e002e09ed1d7c84d231db00422972c5a02ddef616570d4e7488f697c28933bbf27e5175db61b8cbd2403203b6e30bf431
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SSDEEP
196608:B+s5T8f3Hb+IcrthtV80y85WDe+qHw7aJvRt5Oj8GWDAqr:BbT8j+9JkNDJQGuRFDj
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) \??\T: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\S: msiexec.exe -
Suspicious use of AdjustPrivilegeToken 32 IoCs
description pid Process Token: SeShutdownPrivilege 448 msiexec.exe Token: SeIncreaseQuotaPrivilege 448 msiexec.exe Token: SeSecurityPrivilege 2264 msiexec.exe Token: SeCreateTokenPrivilege 448 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 448 msiexec.exe Token: SeLockMemoryPrivilege 448 msiexec.exe Token: SeIncreaseQuotaPrivilege 448 msiexec.exe Token: SeMachineAccountPrivilege 448 msiexec.exe Token: SeTcbPrivilege 448 msiexec.exe Token: SeSecurityPrivilege 448 msiexec.exe Token: SeTakeOwnershipPrivilege 448 msiexec.exe Token: SeLoadDriverPrivilege 448 msiexec.exe Token: SeSystemProfilePrivilege 448 msiexec.exe Token: SeSystemtimePrivilege 448 msiexec.exe Token: SeProfSingleProcessPrivilege 448 msiexec.exe Token: SeIncBasePriorityPrivilege 448 msiexec.exe Token: SeCreatePagefilePrivilege 448 msiexec.exe Token: SeCreatePermanentPrivilege 448 msiexec.exe Token: SeBackupPrivilege 448 msiexec.exe Token: SeRestorePrivilege 448 msiexec.exe Token: SeShutdownPrivilege 448 msiexec.exe Token: SeDebugPrivilege 448 msiexec.exe Token: SeAuditPrivilege 448 msiexec.exe Token: SeSystemEnvironmentPrivilege 448 msiexec.exe Token: SeChangeNotifyPrivilege 448 msiexec.exe Token: SeRemoteShutdownPrivilege 448 msiexec.exe Token: SeUndockPrivilege 448 msiexec.exe Token: SeSyncAgentPrivilege 448 msiexec.exe Token: SeEnableDelegationPrivilege 448 msiexec.exe Token: SeManageVolumePrivilege 448 msiexec.exe Token: SeImpersonatePrivilege 448 msiexec.exe Token: SeCreateGlobalPrivilege 448 msiexec.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 448 msiexec.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3552 wrote to memory of 448 3552 OpenShellSetup_4_4_191.exe 85 PID 3552 wrote to memory of 448 3552 OpenShellSetup_4_4_191.exe 85 PID 3552 wrote to memory of 448 3552 OpenShellSetup_4_4_191.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\OpenShellSetup_4_4_191.exe"C:\Users\Admin\AppData\Local\Temp\OpenShellSetup_4_4_191.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3552 -
C:\Windows\SysWOW64\msiexec.exemsiexec.exe /i "C:\ProgramData\OpenShellSetup64_4_4_191.msi"2⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:448
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2264
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5.3MB
MD5cc25bc2f1b5dec7e9e7ab3289ed92cc7
SHA1449e9de44f4b640f1b7cd4ee2f35ca3d15f77ff2
SHA25625aa0c605989a6a91ebe0eaafcf55843401e84ed5cc52d8b3ee4b2fa19ba2313
SHA512e51dcaf8d622f87a9bb5a10a7156d34fb56d13ff26fc9a5d63986d353ae7dad9de3c637d1a1a04d2908d2c378f63873962043667c48607035cd4439f86c11c2a