agenttesla | 8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e

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"	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe

Windows security bypass 2 TTPs 2 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe = "0"	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-557049126-2506969350-2798870634-1000\Control Panel\International\Geo\Nation	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe

Windows security modification 2 TTPs 3 IoCs

Disable or Modify Tools

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe = "0"	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
15	api.ipify.org
16	api.ipify.org
17	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1488 set thread context of 4888	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	92

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1836	powershell.exe
1836	powershell.exe
4888	regsvcs.exe
4888	regsvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1836	powershell.exe
Token: SeDebugPrivilege	4888	regsvcs.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 1836	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	89
PID 1488 wrote to memory of 1836	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	89
PID 1488 wrote to memory of 4932	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	90
PID 1488 wrote to memory of 4932	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	90
PID 1488 wrote to memory of 4932	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	90
PID 1488 wrote to memory of 4888	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	92
PID 1488 wrote to memory of 4888	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	92
PID 1488 wrote to memory of 4888	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	92
PID 1488 wrote to memory of 4888	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	92
PID 1488 wrote to memory of 4888	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	92
PID 1488 wrote to memory of 4888	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	92
PID 1488 wrote to memory of 4888	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	92
PID 1488 wrote to memory of 4888	1488	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe	92

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe

C:\Users\Admin\AppData\Local\Temp\8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe
"C:\Users\Admin\AppData\Local\Temp\8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe"
1⤵
- UAC bypass
- Windows security bypass
- Checks computer location settings
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1488
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\8d12fc1a13b3e9ab56c04fa0711947a77271c1632bf16de07c218cdf369ae28e.exe" -Force
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1836
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
  2⤵
  PID:4932
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

Modify Registry