Analysis
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max time kernel
146s -
max time network
158s -
platform
windows11-21h2_x64 -
resource
win11-20241023-en -
resource tags
arch:x64arch:x86image:win11-20241023-enlocale:en-usos:windows11-21h2-x64system -
submitted
13-11-2024 13:32
Behavioral task
behavioral1
Sample
EacBypassGLOBAL.exe
Resource
win10ltsc2021-20241023-en
windows10-ltsc 2021-x64
7 signatures
150 seconds
General
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Target
EacBypassGLOBAL.exe
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Size
312KB
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MD5
312f3cb6ec13f32fa7e70ca7717fdfe4
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SHA1
6324c2bb52adcf190dcdf41acd426599751da68f
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SHA256
b76766976849bada142b6825d45e1a0b4054dc948a990f7fa8cd8291c1731ba4
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SHA512
bc3ba54a285b1d714b86e558d6e65fd2e9a1c87b7977cf4345451148fbabfbd9563d732237ee26bb06471b8c39b25bbdd64deed19c87e646fb116c3080374a1c
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SSDEEP
6144:1loZM+rIkd8g+EtXHkv/iD4ndCljpaC9mop7mGzdwb8e1mXiM6hd39hikTH1:XoZtL+EP8ndCljpaC9mop7mGzS9L3z
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral2/memory/4592-1-0x000002477C9C0000-0x000002477CA14000-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 3 ip-api.com -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeDebugPrivilege 4592 EacBypassGLOBAL.exe Token: SeIncreaseQuotaPrivilege 2900 wmic.exe Token: SeSecurityPrivilege 2900 wmic.exe Token: SeTakeOwnershipPrivilege 2900 wmic.exe Token: SeLoadDriverPrivilege 2900 wmic.exe Token: SeSystemProfilePrivilege 2900 wmic.exe Token: SeSystemtimePrivilege 2900 wmic.exe Token: SeProfSingleProcessPrivilege 2900 wmic.exe Token: SeIncBasePriorityPrivilege 2900 wmic.exe Token: SeCreatePagefilePrivilege 2900 wmic.exe Token: SeBackupPrivilege 2900 wmic.exe Token: SeRestorePrivilege 2900 wmic.exe Token: SeShutdownPrivilege 2900 wmic.exe Token: SeDebugPrivilege 2900 wmic.exe Token: SeSystemEnvironmentPrivilege 2900 wmic.exe Token: SeRemoteShutdownPrivilege 2900 wmic.exe Token: SeUndockPrivilege 2900 wmic.exe Token: SeManageVolumePrivilege 2900 wmic.exe Token: 33 2900 wmic.exe Token: 34 2900 wmic.exe Token: 35 2900 wmic.exe Token: 36 2900 wmic.exe Token: SeIncreaseQuotaPrivilege 2900 wmic.exe Token: SeSecurityPrivilege 2900 wmic.exe Token: SeTakeOwnershipPrivilege 2900 wmic.exe Token: SeLoadDriverPrivilege 2900 wmic.exe Token: SeSystemProfilePrivilege 2900 wmic.exe Token: SeSystemtimePrivilege 2900 wmic.exe Token: SeProfSingleProcessPrivilege 2900 wmic.exe Token: SeIncBasePriorityPrivilege 2900 wmic.exe Token: SeCreatePagefilePrivilege 2900 wmic.exe Token: SeBackupPrivilege 2900 wmic.exe Token: SeRestorePrivilege 2900 wmic.exe Token: SeShutdownPrivilege 2900 wmic.exe Token: SeDebugPrivilege 2900 wmic.exe Token: SeSystemEnvironmentPrivilege 2900 wmic.exe Token: SeRemoteShutdownPrivilege 2900 wmic.exe Token: SeUndockPrivilege 2900 wmic.exe Token: SeManageVolumePrivilege 2900 wmic.exe Token: 33 2900 wmic.exe Token: 34 2900 wmic.exe Token: 35 2900 wmic.exe Token: 36 2900 wmic.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4592 wrote to memory of 2900 4592 EacBypassGLOBAL.exe 80 PID 4592 wrote to memory of 2900 4592 EacBypassGLOBAL.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\EacBypassGLOBAL.exe"C:\Users\Admin\AppData\Local\Temp\EacBypassGLOBAL.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4592 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2900
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