Analysis
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max time kernel
103s -
max time network
112s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
23/03/2025, 23:52
Behavioral task
behavioral1
Sample
1393b0c97caf1417c3b7e7d16ad85d1796f4bd6d085e97ccf78fd1020913d8b7.exe
Resource
win7-20240903-en
windows7-x64
6 signatures
120 seconds
General
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Target
1393b0c97caf1417c3b7e7d16ad85d1796f4bd6d085e97ccf78fd1020913d8b7.exe
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Size
230KB
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MD5
46f2eeaafd8bb528c2014436845b26d8
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SHA1
f224d975e8ab9eed692efecb7ff0eb7556af8b49
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SHA256
1393b0c97caf1417c3b7e7d16ad85d1796f4bd6d085e97ccf78fd1020913d8b7
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SHA512
4b5075b7d9444bbbe152018a92ddb58fa582832a20d80e7e1175eb419f4647d75359371e9bb35bf4af484e8db9d731f18116a3e9c5fe008881767bb3048ef93f
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SSDEEP
6144:dloZM+rIkd8g+EtXHkv/iD4LJeTywvrYChkijD6h1b8e1mFi0:/oZtL+EP8LJeTywvrYChkijD6b30
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral2/memory/3668-1-0x00000221C3A30000-0x00000221C3A70000-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 3668 1393b0c97caf1417c3b7e7d16ad85d1796f4bd6d085e97ccf78fd1020913d8b7.exe Token: SeIncreaseQuotaPrivilege 5744 wmic.exe Token: SeSecurityPrivilege 5744 wmic.exe Token: SeTakeOwnershipPrivilege 5744 wmic.exe Token: SeLoadDriverPrivilege 5744 wmic.exe Token: SeSystemProfilePrivilege 5744 wmic.exe Token: SeSystemtimePrivilege 5744 wmic.exe Token: SeProfSingleProcessPrivilege 5744 wmic.exe Token: SeIncBasePriorityPrivilege 5744 wmic.exe Token: SeCreatePagefilePrivilege 5744 wmic.exe Token: SeBackupPrivilege 5744 wmic.exe Token: SeRestorePrivilege 5744 wmic.exe Token: SeShutdownPrivilege 5744 wmic.exe Token: SeDebugPrivilege 5744 wmic.exe Token: SeSystemEnvironmentPrivilege 5744 wmic.exe Token: SeRemoteShutdownPrivilege 5744 wmic.exe Token: SeUndockPrivilege 5744 wmic.exe Token: SeManageVolumePrivilege 5744 wmic.exe Token: 33 5744 wmic.exe Token: 34 5744 wmic.exe Token: 35 5744 wmic.exe Token: 36 5744 wmic.exe Token: SeIncreaseQuotaPrivilege 5744 wmic.exe Token: SeSecurityPrivilege 5744 wmic.exe Token: SeTakeOwnershipPrivilege 5744 wmic.exe Token: SeLoadDriverPrivilege 5744 wmic.exe Token: SeSystemProfilePrivilege 5744 wmic.exe Token: SeSystemtimePrivilege 5744 wmic.exe Token: SeProfSingleProcessPrivilege 5744 wmic.exe Token: SeIncBasePriorityPrivilege 5744 wmic.exe Token: SeCreatePagefilePrivilege 5744 wmic.exe Token: SeBackupPrivilege 5744 wmic.exe Token: SeRestorePrivilege 5744 wmic.exe Token: SeShutdownPrivilege 5744 wmic.exe Token: SeDebugPrivilege 5744 wmic.exe Token: SeSystemEnvironmentPrivilege 5744 wmic.exe Token: SeRemoteShutdownPrivilege 5744 wmic.exe Token: SeUndockPrivilege 5744 wmic.exe Token: SeManageVolumePrivilege 5744 wmic.exe Token: 33 5744 wmic.exe Token: 34 5744 wmic.exe Token: 35 5744 wmic.exe Token: 36 5744 wmic.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3668 wrote to memory of 5744 3668 1393b0c97caf1417c3b7e7d16ad85d1796f4bd6d085e97ccf78fd1020913d8b7.exe 88 PID 3668 wrote to memory of 5744 3668 1393b0c97caf1417c3b7e7d16ad85d1796f4bd6d085e97ccf78fd1020913d8b7.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\1393b0c97caf1417c3b7e7d16ad85d1796f4bd6d085e97ccf78fd1020913d8b7.exe"C:\Users\Admin\AppData\Local\Temp\1393b0c97caf1417c3b7e7d16ad85d1796f4bd6d085e97ccf78fd1020913d8b7.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3668 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid2⤵
- Suspicious use of AdjustPrivilegeToken
PID:5744
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