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Analysis
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max time kernel
103s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06/11/2024, 10:07
Behavioral task
behavioral1
Sample
1856f48b7896bca66780a4f7acdce1a4598b6a112f21cba787c9ec6da8d69ec3N.exe
Resource
win7-20240903-en
windows7-x64
6 signatures
120 seconds
General
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Target
1856f48b7896bca66780a4f7acdce1a4598b6a112f21cba787c9ec6da8d69ec3N.exe
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Size
227KB
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MD5
b7142439fd3f0f3770ebf0021a8b9d40
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SHA1
2f258bfaca9191ec7cc266064da36e41fe839449
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SHA256
1856f48b7896bca66780a4f7acdce1a4598b6a112f21cba787c9ec6da8d69ec3
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SHA512
861d54ed93f3adb65ed9d2d0759f5e144841572b648a3129b90621cfda5c836264527979407ec0d4d2e9c511ef8445361fc53a8c4cea44f725e74caccd744eed
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SSDEEP
6144:+loZM+rIkd8g+EtXHkv/iD4t+Yxhv0IHd2PxM4d0ib8e1mxYi:ooZtL+EP8t+Yxhv0IHd2PxM4dDwh
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral2/memory/3172-1-0x00000172C6070000-0x00000172C60B0000-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 5 ip-api.com -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeDebugPrivilege 3172 1856f48b7896bca66780a4f7acdce1a4598b6a112f21cba787c9ec6da8d69ec3N.exe Token: SeIncreaseQuotaPrivilege 4972 wmic.exe Token: SeSecurityPrivilege 4972 wmic.exe Token: SeTakeOwnershipPrivilege 4972 wmic.exe Token: SeLoadDriverPrivilege 4972 wmic.exe Token: SeSystemProfilePrivilege 4972 wmic.exe Token: SeSystemtimePrivilege 4972 wmic.exe Token: SeProfSingleProcessPrivilege 4972 wmic.exe Token: SeIncBasePriorityPrivilege 4972 wmic.exe Token: SeCreatePagefilePrivilege 4972 wmic.exe Token: SeBackupPrivilege 4972 wmic.exe Token: SeRestorePrivilege 4972 wmic.exe Token: SeShutdownPrivilege 4972 wmic.exe Token: SeDebugPrivilege 4972 wmic.exe Token: SeSystemEnvironmentPrivilege 4972 wmic.exe Token: SeRemoteShutdownPrivilege 4972 wmic.exe Token: SeUndockPrivilege 4972 wmic.exe Token: SeManageVolumePrivilege 4972 wmic.exe Token: 33 4972 wmic.exe Token: 34 4972 wmic.exe Token: 35 4972 wmic.exe Token: 36 4972 wmic.exe Token: SeIncreaseQuotaPrivilege 4972 wmic.exe Token: SeSecurityPrivilege 4972 wmic.exe Token: SeTakeOwnershipPrivilege 4972 wmic.exe Token: SeLoadDriverPrivilege 4972 wmic.exe Token: SeSystemProfilePrivilege 4972 wmic.exe Token: SeSystemtimePrivilege 4972 wmic.exe Token: SeProfSingleProcessPrivilege 4972 wmic.exe Token: SeIncBasePriorityPrivilege 4972 wmic.exe Token: SeCreatePagefilePrivilege 4972 wmic.exe Token: SeBackupPrivilege 4972 wmic.exe Token: SeRestorePrivilege 4972 wmic.exe Token: SeShutdownPrivilege 4972 wmic.exe Token: SeDebugPrivilege 4972 wmic.exe Token: SeSystemEnvironmentPrivilege 4972 wmic.exe Token: SeRemoteShutdownPrivilege 4972 wmic.exe Token: SeUndockPrivilege 4972 wmic.exe Token: SeManageVolumePrivilege 4972 wmic.exe Token: 33 4972 wmic.exe Token: 34 4972 wmic.exe Token: 35 4972 wmic.exe Token: 36 4972 wmic.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3172 wrote to memory of 4972 3172 1856f48b7896bca66780a4f7acdce1a4598b6a112f21cba787c9ec6da8d69ec3N.exe 85 PID 3172 wrote to memory of 4972 3172 1856f48b7896bca66780a4f7acdce1a4598b6a112f21cba787c9ec6da8d69ec3N.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\1856f48b7896bca66780a4f7acdce1a4598b6a112f21cba787c9ec6da8d69ec3N.exe"C:\Users\Admin\AppData\Local\Temp\1856f48b7896bca66780a4f7acdce1a4598b6a112f21cba787c9ec6da8d69ec3N.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3172 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4972
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