Analysis
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max time kernel
36s -
max time network
41s -
platform
windows10-2004_x64 -
resource
win10v2004-20230831-en -
resource tags
arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system -
submitted
10/09/2023, 13:58
General
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Target
nova installer.exe
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Size
231KB
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MD5
bef480ab09f3eb334f70e412244d96bc
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SHA1
56c1e8bf806570155c229e077f00d4403ee50474
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SHA256
6df5a020b8998f42c05475cfa66462818ced5e4f5102da54afe312f0be0325b2
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SHA512
d630b40c4694713a3d82928d0a0cf337778d50f828470373b33442d474ce7df4bdbfc5f5689f0185ec5935e391ff9ac390fc56a97ea4976bd2d8b1a4108afe87
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SSDEEP
6144:RloZM+rIkd8g+EtXHkv/iD4SL/yuMzvExlwOffuhU8aemlT8e1mei:joZtL+EP8O/yuMzvExlwOffuSjl6
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral1/memory/4604-0-0x0000018671780000-0x00000186717C0000-memory.dmp family_umbral -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeDebugPrivilege 4604 nova installer.exe Token: SeIncreaseQuotaPrivilege 4572 wmic.exe Token: SeSecurityPrivilege 4572 wmic.exe Token: SeTakeOwnershipPrivilege 4572 wmic.exe Token: SeLoadDriverPrivilege 4572 wmic.exe Token: SeSystemProfilePrivilege 4572 wmic.exe Token: SeSystemtimePrivilege 4572 wmic.exe Token: SeProfSingleProcessPrivilege 4572 wmic.exe Token: SeIncBasePriorityPrivilege 4572 wmic.exe Token: SeCreatePagefilePrivilege 4572 wmic.exe Token: SeBackupPrivilege 4572 wmic.exe Token: SeRestorePrivilege 4572 wmic.exe Token: SeShutdownPrivilege 4572 wmic.exe Token: SeDebugPrivilege 4572 wmic.exe Token: SeSystemEnvironmentPrivilege 4572 wmic.exe Token: SeRemoteShutdownPrivilege 4572 wmic.exe Token: SeUndockPrivilege 4572 wmic.exe Token: SeManageVolumePrivilege 4572 wmic.exe Token: 33 4572 wmic.exe Token: 34 4572 wmic.exe Token: 35 4572 wmic.exe Token: 36 4572 wmic.exe Token: SeIncreaseQuotaPrivilege 4572 wmic.exe Token: SeSecurityPrivilege 4572 wmic.exe Token: SeTakeOwnershipPrivilege 4572 wmic.exe Token: SeLoadDriverPrivilege 4572 wmic.exe Token: SeSystemProfilePrivilege 4572 wmic.exe Token: SeSystemtimePrivilege 4572 wmic.exe Token: SeProfSingleProcessPrivilege 4572 wmic.exe Token: SeIncBasePriorityPrivilege 4572 wmic.exe Token: SeCreatePagefilePrivilege 4572 wmic.exe Token: SeBackupPrivilege 4572 wmic.exe Token: SeRestorePrivilege 4572 wmic.exe Token: SeShutdownPrivilege 4572 wmic.exe Token: SeDebugPrivilege 4572 wmic.exe Token: SeSystemEnvironmentPrivilege 4572 wmic.exe Token: SeRemoteShutdownPrivilege 4572 wmic.exe Token: SeUndockPrivilege 4572 wmic.exe Token: SeManageVolumePrivilege 4572 wmic.exe Token: 33 4572 wmic.exe Token: 34 4572 wmic.exe Token: 35 4572 wmic.exe Token: 36 4572 wmic.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4604 wrote to memory of 4572 4604 nova installer.exe 87 PID 4604 wrote to memory of 4572 4604 nova installer.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\nova installer.exe"C:\Users\Admin\AppData\Local\Temp\nova installer.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4604 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4572
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