Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21-10-2024 16:05
Behavioral task
behavioral1
Sample
cmclient.exe
Resource
win7-20240903-en
windows7-x64
5 signatures
150 seconds
General
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Target
cmclient.exe
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Size
227KB
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MD5
2ff5eea0426612b967301396523c9835
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SHA1
af092e6d35d0c0c09d07102fb7e4416459b3d056
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SHA256
d36f3b379bcafb2f206a5dc18297c0c0fa0fa6afb44f7640da54cd809051b24c
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SHA512
d442d98abd61aa7f551e3309028e303c4390ab54bb94149d8bf0022b7faab1d70e40c66875f8d997e2203964dc8213084d50b108e088af5b433dce2c225f7a3c
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SSDEEP
6144:+loZM+rIkd8g+EtXHkv/iD46NdMiAfbokxUyzzqZYw8e1m9Qi:ooZtL+EP86NdMiAfbokxUyzzqfWJ
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral1/memory/1272-1-0x0000000000120000-0x0000000000160000-memory.dmp family_umbral -
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 41 IoCs
description pid Process Token: SeDebugPrivilege 1272 cmclient.exe Token: SeIncreaseQuotaPrivilege 2916 wmic.exe Token: SeSecurityPrivilege 2916 wmic.exe Token: SeTakeOwnershipPrivilege 2916 wmic.exe Token: SeLoadDriverPrivilege 2916 wmic.exe Token: SeSystemProfilePrivilege 2916 wmic.exe Token: SeSystemtimePrivilege 2916 wmic.exe Token: SeProfSingleProcessPrivilege 2916 wmic.exe Token: SeIncBasePriorityPrivilege 2916 wmic.exe Token: SeCreatePagefilePrivilege 2916 wmic.exe Token: SeBackupPrivilege 2916 wmic.exe Token: SeRestorePrivilege 2916 wmic.exe Token: SeShutdownPrivilege 2916 wmic.exe Token: SeDebugPrivilege 2916 wmic.exe Token: SeSystemEnvironmentPrivilege 2916 wmic.exe Token: SeRemoteShutdownPrivilege 2916 wmic.exe Token: SeUndockPrivilege 2916 wmic.exe Token: SeManageVolumePrivilege 2916 wmic.exe Token: 33 2916 wmic.exe Token: 34 2916 wmic.exe Token: 35 2916 wmic.exe Token: SeIncreaseQuotaPrivilege 2916 wmic.exe Token: SeSecurityPrivilege 2916 wmic.exe Token: SeTakeOwnershipPrivilege 2916 wmic.exe Token: SeLoadDriverPrivilege 2916 wmic.exe Token: SeSystemProfilePrivilege 2916 wmic.exe Token: SeSystemtimePrivilege 2916 wmic.exe Token: SeProfSingleProcessPrivilege 2916 wmic.exe Token: SeIncBasePriorityPrivilege 2916 wmic.exe Token: SeCreatePagefilePrivilege 2916 wmic.exe Token: SeBackupPrivilege 2916 wmic.exe Token: SeRestorePrivilege 2916 wmic.exe Token: SeShutdownPrivilege 2916 wmic.exe Token: SeDebugPrivilege 2916 wmic.exe Token: SeSystemEnvironmentPrivilege 2916 wmic.exe Token: SeRemoteShutdownPrivilege 2916 wmic.exe Token: SeUndockPrivilege 2916 wmic.exe Token: SeManageVolumePrivilege 2916 wmic.exe Token: 33 2916 wmic.exe Token: 34 2916 wmic.exe Token: 35 2916 wmic.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1272 wrote to memory of 2916 1272 cmclient.exe 30 PID 1272 wrote to memory of 2916 1272 cmclient.exe 30 PID 1272 wrote to memory of 2916 1272 cmclient.exe 30