Analysis
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max time kernel
143s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
23-08-2023 01:01
Behavioral task
behavioral1
Sample
3818bc71c250768baec123373d2e873428509f7dcef12a56f4d428d488661c71.exe
Resource
win7-20230712-en
windows7-x64
4 signatures
150 seconds
General
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Target
3818bc71c250768baec123373d2e873428509f7dcef12a56f4d428d488661c71.exe
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Size
227KB
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MD5
0c6f57e34c60e926869925974c0ba0c6
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SHA1
c2c96e1a4da5fe008796801569ebdfcde4d3c07b
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SHA256
3818bc71c250768baec123373d2e873428509f7dcef12a56f4d428d488661c71
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SHA512
70281ccd28331260e0808d00a0965753e4f8d9c4b8a0e211abd97556429ad7cb3a647a017f53a8d111468639fe9c05e0022cb034f6069b6b9fff214d389ac193
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SSDEEP
6144:+loZM+rIkd8g+EtXHkv/iD4n6rk/1+mplsl3ySX6Eb8e1mai:ooZtL+EP8n6rk/1+mplsl3ySX30
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral2/memory/2920-133-0x00000268FB260000-0x00000268FB2A0000-memory.dmp family_umbral -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeDebugPrivilege 2920 3818bc71c250768baec123373d2e873428509f7dcef12a56f4d428d488661c71.exe Token: SeIncreaseQuotaPrivilege 1768 wmic.exe Token: SeSecurityPrivilege 1768 wmic.exe Token: SeTakeOwnershipPrivilege 1768 wmic.exe Token: SeLoadDriverPrivilege 1768 wmic.exe Token: SeSystemProfilePrivilege 1768 wmic.exe Token: SeSystemtimePrivilege 1768 wmic.exe Token: SeProfSingleProcessPrivilege 1768 wmic.exe Token: SeIncBasePriorityPrivilege 1768 wmic.exe Token: SeCreatePagefilePrivilege 1768 wmic.exe Token: SeBackupPrivilege 1768 wmic.exe Token: SeRestorePrivilege 1768 wmic.exe Token: SeShutdownPrivilege 1768 wmic.exe Token: SeDebugPrivilege 1768 wmic.exe Token: SeSystemEnvironmentPrivilege 1768 wmic.exe Token: SeRemoteShutdownPrivilege 1768 wmic.exe Token: SeUndockPrivilege 1768 wmic.exe Token: SeManageVolumePrivilege 1768 wmic.exe Token: 33 1768 wmic.exe Token: 34 1768 wmic.exe Token: 35 1768 wmic.exe Token: 36 1768 wmic.exe Token: SeIncreaseQuotaPrivilege 1768 wmic.exe Token: SeSecurityPrivilege 1768 wmic.exe Token: SeTakeOwnershipPrivilege 1768 wmic.exe Token: SeLoadDriverPrivilege 1768 wmic.exe Token: SeSystemProfilePrivilege 1768 wmic.exe Token: SeSystemtimePrivilege 1768 wmic.exe Token: SeProfSingleProcessPrivilege 1768 wmic.exe Token: SeIncBasePriorityPrivilege 1768 wmic.exe Token: SeCreatePagefilePrivilege 1768 wmic.exe Token: SeBackupPrivilege 1768 wmic.exe Token: SeRestorePrivilege 1768 wmic.exe Token: SeShutdownPrivilege 1768 wmic.exe Token: SeDebugPrivilege 1768 wmic.exe Token: SeSystemEnvironmentPrivilege 1768 wmic.exe Token: SeRemoteShutdownPrivilege 1768 wmic.exe Token: SeUndockPrivilege 1768 wmic.exe Token: SeManageVolumePrivilege 1768 wmic.exe Token: 33 1768 wmic.exe Token: 34 1768 wmic.exe Token: 35 1768 wmic.exe Token: 36 1768 wmic.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2920 wrote to memory of 1768 2920 3818bc71c250768baec123373d2e873428509f7dcef12a56f4d428d488661c71.exe 81 PID 2920 wrote to memory of 1768 2920 3818bc71c250768baec123373d2e873428509f7dcef12a56f4d428d488661c71.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\3818bc71c250768baec123373d2e873428509f7dcef12a56f4d428d488661c71.exe"C:\Users\Admin\AppData\Local\Temp\3818bc71c250768baec123373d2e873428509f7dcef12a56f4d428d488661c71.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2920 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid2⤵
- Suspicious use of AdjustPrivilegeToken
PID:1768
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