Analysis
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max time kernel
134s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-11-2024 07:04
Behavioral task
behavioral1
Sample
Bedrock Client Injector.exe
Resource
win7-20240708-en
windows7-x64
6 signatures
150 seconds
General
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Target
Bedrock Client Injector.exe
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Size
263KB
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MD5
94e490af0574861f68fd0df23b1105aa
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SHA1
47702a4a5ae6d39faa769599ef0e49daa6d5a6f6
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SHA256
045414a6d58dcf47b3fb79c35cf892f7bc8e013b56ebc492ffb7e216fee84c0d
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SHA512
ce84c060e82854cfb77d2ae573f9003b9f648995dc4a130c04a6fc9f9b772e4e04a43a3fe5ef30861c6726c095b15c0e3e48a6c06916d2268fa87dd18687a294
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SSDEEP
6144:mloZMLrIkd8g+EtXHkv/iD4dzaww+A9J8e1mOiTlReeAt84I:QoZ0L+EP8dzawwNUT3tAW
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral2/memory/4984-1-0x000002DBCAD00000-0x000002DBCAD48000-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 11 ip-api.com -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeDebugPrivilege 4984 Bedrock Client Injector.exe Token: SeIncreaseQuotaPrivilege 3244 wmic.exe Token: SeSecurityPrivilege 3244 wmic.exe Token: SeTakeOwnershipPrivilege 3244 wmic.exe Token: SeLoadDriverPrivilege 3244 wmic.exe Token: SeSystemProfilePrivilege 3244 wmic.exe Token: SeSystemtimePrivilege 3244 wmic.exe Token: SeProfSingleProcessPrivilege 3244 wmic.exe Token: SeIncBasePriorityPrivilege 3244 wmic.exe Token: SeCreatePagefilePrivilege 3244 wmic.exe Token: SeBackupPrivilege 3244 wmic.exe Token: SeRestorePrivilege 3244 wmic.exe Token: SeShutdownPrivilege 3244 wmic.exe Token: SeDebugPrivilege 3244 wmic.exe Token: SeSystemEnvironmentPrivilege 3244 wmic.exe Token: SeRemoteShutdownPrivilege 3244 wmic.exe Token: SeUndockPrivilege 3244 wmic.exe Token: SeManageVolumePrivilege 3244 wmic.exe Token: 33 3244 wmic.exe Token: 34 3244 wmic.exe Token: 35 3244 wmic.exe Token: 36 3244 wmic.exe Token: SeIncreaseQuotaPrivilege 3244 wmic.exe Token: SeSecurityPrivilege 3244 wmic.exe Token: SeTakeOwnershipPrivilege 3244 wmic.exe Token: SeLoadDriverPrivilege 3244 wmic.exe Token: SeSystemProfilePrivilege 3244 wmic.exe Token: SeSystemtimePrivilege 3244 wmic.exe Token: SeProfSingleProcessPrivilege 3244 wmic.exe Token: SeIncBasePriorityPrivilege 3244 wmic.exe Token: SeCreatePagefilePrivilege 3244 wmic.exe Token: SeBackupPrivilege 3244 wmic.exe Token: SeRestorePrivilege 3244 wmic.exe Token: SeShutdownPrivilege 3244 wmic.exe Token: SeDebugPrivilege 3244 wmic.exe Token: SeSystemEnvironmentPrivilege 3244 wmic.exe Token: SeRemoteShutdownPrivilege 3244 wmic.exe Token: SeUndockPrivilege 3244 wmic.exe Token: SeManageVolumePrivilege 3244 wmic.exe Token: 33 3244 wmic.exe Token: 34 3244 wmic.exe Token: 35 3244 wmic.exe Token: 36 3244 wmic.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4984 wrote to memory of 3244 4984 Bedrock Client Injector.exe 85 PID 4984 wrote to memory of 3244 4984 Bedrock Client Injector.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\Bedrock Client Injector.exe"C:\Users\Admin\AppData\Local\Temp\Bedrock Client Injector.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4984 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid2⤵
- Suspicious use of AdjustPrivilegeToken
PID:3244
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