Analysis
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max time kernel
30s -
max time network
142s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
06-04-2024 20:01
Behavioral task
behavioral1
Sample
2a4f90d87ef37266b2bfd8d4729bccca7898613529496e1614c2aded9221c725.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
4 signatures
150 seconds
General
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Target
2a4f90d87ef37266b2bfd8d4729bccca7898613529496e1614c2aded9221c725.exe
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Size
227KB
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MD5
02ad60326e6e752105b1e608c4e642cc
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SHA1
b953c4ae639e3698d6fbf3acb22256651f9bc7f3
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SHA256
2a4f90d87ef37266b2bfd8d4729bccca7898613529496e1614c2aded9221c725
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SHA512
b773e994a2349274b9a8910a5e8c32324dc53d587ca88681a22a9f1e47304110f0c839952519b56a2b28fb14ea4aa97db979be5b57675b9f1a17a58657f9f453
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SSDEEP
6144:+loZMNrIkd8g+EtXHkv/iD4i8hqZHMgPtu35EwFkOb8e1mf3i:ooZ+L+EP8i8hqZHMgPtu35EwFLmS
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral2/memory/3124-0-0x0000019209900000-0x0000019209940000-memory.dmp family_umbral -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeDebugPrivilege 3124 2a4f90d87ef37266b2bfd8d4729bccca7898613529496e1614c2aded9221c725.exe Token: SeIncreaseQuotaPrivilege 888 wmic.exe Token: SeSecurityPrivilege 888 wmic.exe Token: SeTakeOwnershipPrivilege 888 wmic.exe Token: SeLoadDriverPrivilege 888 wmic.exe Token: SeSystemProfilePrivilege 888 wmic.exe Token: SeSystemtimePrivilege 888 wmic.exe Token: SeProfSingleProcessPrivilege 888 wmic.exe Token: SeIncBasePriorityPrivilege 888 wmic.exe Token: SeCreatePagefilePrivilege 888 wmic.exe Token: SeBackupPrivilege 888 wmic.exe Token: SeRestorePrivilege 888 wmic.exe Token: SeShutdownPrivilege 888 wmic.exe Token: SeDebugPrivilege 888 wmic.exe Token: SeSystemEnvironmentPrivilege 888 wmic.exe Token: SeRemoteShutdownPrivilege 888 wmic.exe Token: SeUndockPrivilege 888 wmic.exe Token: SeManageVolumePrivilege 888 wmic.exe Token: 33 888 wmic.exe Token: 34 888 wmic.exe Token: 35 888 wmic.exe Token: 36 888 wmic.exe Token: SeIncreaseQuotaPrivilege 888 wmic.exe Token: SeSecurityPrivilege 888 wmic.exe Token: SeTakeOwnershipPrivilege 888 wmic.exe Token: SeLoadDriverPrivilege 888 wmic.exe Token: SeSystemProfilePrivilege 888 wmic.exe Token: SeSystemtimePrivilege 888 wmic.exe Token: SeProfSingleProcessPrivilege 888 wmic.exe Token: SeIncBasePriorityPrivilege 888 wmic.exe Token: SeCreatePagefilePrivilege 888 wmic.exe Token: SeBackupPrivilege 888 wmic.exe Token: SeRestorePrivilege 888 wmic.exe Token: SeShutdownPrivilege 888 wmic.exe Token: SeDebugPrivilege 888 wmic.exe Token: SeSystemEnvironmentPrivilege 888 wmic.exe Token: SeRemoteShutdownPrivilege 888 wmic.exe Token: SeUndockPrivilege 888 wmic.exe Token: SeManageVolumePrivilege 888 wmic.exe Token: 33 888 wmic.exe Token: 34 888 wmic.exe Token: 35 888 wmic.exe Token: 36 888 wmic.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3124 wrote to memory of 888 3124 2a4f90d87ef37266b2bfd8d4729bccca7898613529496e1614c2aded9221c725.exe 77 PID 3124 wrote to memory of 888 3124 2a4f90d87ef37266b2bfd8d4729bccca7898613529496e1614c2aded9221c725.exe 77
Processes
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C:\Users\Admin\AppData\Local\Temp\2a4f90d87ef37266b2bfd8d4729bccca7898613529496e1614c2aded9221c725.exe"C:\Users\Admin\AppData\Local\Temp\2a4f90d87ef37266b2bfd8d4729bccca7898613529496e1614c2aded9221c725.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3124 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid2⤵
- Suspicious use of AdjustPrivilegeToken
PID:888
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