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Analysis
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max time kernel
136s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
06/02/2024, 19:48
Behavioral task
behavioral1
Sample
ExumNOVA (1).exe
Resource
win7-20231215-en
windows7-x64
4 signatures
150 seconds
General
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Target
ExumNOVA (1).exe
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Size
228KB
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MD5
f3d936c9efade8ccd0a43ba19ee3ad80
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SHA1
5aafc1994763497e589203d08c727cdbf481a474
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SHA256
685aea80db0fd039accee42b17bb7110e3c26529f361dac85f2a6d751982ce89
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SHA512
b81fa072dc5c0ad1cf08dfcf4d81984d1430f0dbf595d736d0b51249fb302229f116feb908f78e329d0cff5b81b0d517457f4b92c46dcdb0d552a78143c24f55
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SSDEEP
6144:uloZMzrIkd8g+EtXHkv/iD4Nhi9fVeGJlMFXSy3g2b8e1mWi:4oZcL+EP8Nhi9fVeGJlMFXSy3/o
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral2/memory/3420-0-0x0000025DCDEA0000-0x0000025DCDEE0000-memory.dmp family_umbral -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeDebugPrivilege 3420 ExumNOVA (1).exe Token: SeIncreaseQuotaPrivilege 5108 wmic.exe Token: SeSecurityPrivilege 5108 wmic.exe Token: SeTakeOwnershipPrivilege 5108 wmic.exe Token: SeLoadDriverPrivilege 5108 wmic.exe Token: SeSystemProfilePrivilege 5108 wmic.exe Token: SeSystemtimePrivilege 5108 wmic.exe Token: SeProfSingleProcessPrivilege 5108 wmic.exe Token: SeIncBasePriorityPrivilege 5108 wmic.exe Token: SeCreatePagefilePrivilege 5108 wmic.exe Token: SeBackupPrivilege 5108 wmic.exe Token: SeRestorePrivilege 5108 wmic.exe Token: SeShutdownPrivilege 5108 wmic.exe Token: SeDebugPrivilege 5108 wmic.exe Token: SeSystemEnvironmentPrivilege 5108 wmic.exe Token: SeRemoteShutdownPrivilege 5108 wmic.exe Token: SeUndockPrivilege 5108 wmic.exe Token: SeManageVolumePrivilege 5108 wmic.exe Token: 33 5108 wmic.exe Token: 34 5108 wmic.exe Token: 35 5108 wmic.exe Token: 36 5108 wmic.exe Token: SeIncreaseQuotaPrivilege 5108 wmic.exe Token: SeSecurityPrivilege 5108 wmic.exe Token: SeTakeOwnershipPrivilege 5108 wmic.exe Token: SeLoadDriverPrivilege 5108 wmic.exe Token: SeSystemProfilePrivilege 5108 wmic.exe Token: SeSystemtimePrivilege 5108 wmic.exe Token: SeProfSingleProcessPrivilege 5108 wmic.exe Token: SeIncBasePriorityPrivilege 5108 wmic.exe Token: SeCreatePagefilePrivilege 5108 wmic.exe Token: SeBackupPrivilege 5108 wmic.exe Token: SeRestorePrivilege 5108 wmic.exe Token: SeShutdownPrivilege 5108 wmic.exe Token: SeDebugPrivilege 5108 wmic.exe Token: SeSystemEnvironmentPrivilege 5108 wmic.exe Token: SeRemoteShutdownPrivilege 5108 wmic.exe Token: SeUndockPrivilege 5108 wmic.exe Token: SeManageVolumePrivilege 5108 wmic.exe Token: 33 5108 wmic.exe Token: 34 5108 wmic.exe Token: 35 5108 wmic.exe Token: 36 5108 wmic.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3420 wrote to memory of 5108 3420 ExumNOVA (1).exe 84 PID 3420 wrote to memory of 5108 3420 ExumNOVA (1).exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\ExumNOVA (1).exe"C:\Users\Admin\AppData\Local\Temp\ExumNOVA (1).exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3420 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid2⤵
- Suspicious use of AdjustPrivilegeToken
PID:5108
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