Analysis
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max time kernel
30s -
max time network
14s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08-11-2024 12:45
Behavioral task
behavioral1
Sample
Nursultan/NursultanCrack.exe
Resource
win7-20240903-en
windows7-x64
6 signatures
30 seconds
General
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Target
Nursultan/NursultanCrack.exe
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Size
328KB
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MD5
4f7415acf4f5a898dd0ea6e7924137e2
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SHA1
13f5917af6bbf1f1f98633ac18532d8a43c2d92e
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SHA256
c182f999bccd715dd8dfd60b2c212ceaec08bad843ee95ecef3abf6230b7a447
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SHA512
eb903b09428f8ef8ba349a507a73627875096a4952ed768c640752b6bf1019a0ea1ca88246928055ba8591666de4dbfbf58bab65fc12e7544d013e13e838feb9
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SSDEEP
6144:iloZM+rIkd8g+EtXHkv/iD4CzaYSx6PTg8e1mHisxBt25:soZtL+EP8CzaYSj9sxBt
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral2/memory/4956-1-0x00000243D3A60000-0x00000243D3AB8000-memory.dmp family_umbral -
Umbral family
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 6 ip-api.com -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeDebugPrivilege 4956 NursultanCrack.exe Token: SeIncreaseQuotaPrivilege 920 wmic.exe Token: SeSecurityPrivilege 920 wmic.exe Token: SeTakeOwnershipPrivilege 920 wmic.exe Token: SeLoadDriverPrivilege 920 wmic.exe Token: SeSystemProfilePrivilege 920 wmic.exe Token: SeSystemtimePrivilege 920 wmic.exe Token: SeProfSingleProcessPrivilege 920 wmic.exe Token: SeIncBasePriorityPrivilege 920 wmic.exe Token: SeCreatePagefilePrivilege 920 wmic.exe Token: SeBackupPrivilege 920 wmic.exe Token: SeRestorePrivilege 920 wmic.exe Token: SeShutdownPrivilege 920 wmic.exe Token: SeDebugPrivilege 920 wmic.exe Token: SeSystemEnvironmentPrivilege 920 wmic.exe Token: SeRemoteShutdownPrivilege 920 wmic.exe Token: SeUndockPrivilege 920 wmic.exe Token: SeManageVolumePrivilege 920 wmic.exe Token: 33 920 wmic.exe Token: 34 920 wmic.exe Token: 35 920 wmic.exe Token: 36 920 wmic.exe Token: SeIncreaseQuotaPrivilege 920 wmic.exe Token: SeSecurityPrivilege 920 wmic.exe Token: SeTakeOwnershipPrivilege 920 wmic.exe Token: SeLoadDriverPrivilege 920 wmic.exe Token: SeSystemProfilePrivilege 920 wmic.exe Token: SeSystemtimePrivilege 920 wmic.exe Token: SeProfSingleProcessPrivilege 920 wmic.exe Token: SeIncBasePriorityPrivilege 920 wmic.exe Token: SeCreatePagefilePrivilege 920 wmic.exe Token: SeBackupPrivilege 920 wmic.exe Token: SeRestorePrivilege 920 wmic.exe Token: SeShutdownPrivilege 920 wmic.exe Token: SeDebugPrivilege 920 wmic.exe Token: SeSystemEnvironmentPrivilege 920 wmic.exe Token: SeRemoteShutdownPrivilege 920 wmic.exe Token: SeUndockPrivilege 920 wmic.exe Token: SeManageVolumePrivilege 920 wmic.exe Token: 33 920 wmic.exe Token: 34 920 wmic.exe Token: 35 920 wmic.exe Token: 36 920 wmic.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4956 wrote to memory of 920 4956 NursultanCrack.exe 83 PID 4956 wrote to memory of 920 4956 NursultanCrack.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\Nursultan\NursultanCrack.exe"C:\Users\Admin\AppData\Local\Temp\Nursultan\NursultanCrack.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4956 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid2⤵
- Suspicious use of AdjustPrivilegeToken
PID:920
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