ed3171b8abf77dcc65bb6801c784a3a5adf671332fa0ad38b81c5fd87005bcf3

Windows Service

Disable or Modify Tools

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\DisableAntiSpyware = "0"	powershell.exe

Modifies Windows Defender notification settings 3 TTPs 3 IoCs

defense_evasion trojan

Windows Service

Modify Registry

Disable or Modify Tools

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender Security Center\Notifications	powershell.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender Security Center\Notifications\DisableNotifications = "1"	powershell.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender Security Center\Notifications\DisableEnhancedNotifications = "1"	powershell.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\ConsentPromptBehaviorAdmin = "0"	powershell.exe

Executes dropped EXE 2 IoCs

pid	Process
2888	UnRAR.exe
3996	Yjzlxkdoi.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Drops file in Program Files directory 12 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\WindowsOptions	2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File created	C:\Program Files\WindowsOptions\__tmp_rar_sfx_access_check_240716437	2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File opened for modification	C:\Program Files\WindowsOptions\UnRAR.exe	2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File created	C:\Program Files\WindowsOptions\install.vbs	2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File opened for modification	C:\Program Files\WindowsOptions\run.ps1	2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File created	C:\Program Files\WindowsOptions\Yjzlxkdoi.exe	UnRAR.exe
File opened for modification	C:\Program Files\WindowsOptions\Yjzlxkdoi.exe	UnRAR.exe
File created	C:\Program Files\WindowsOptions\sfx.rar	2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File opened for modification	C:\Program Files\WindowsOptions\sfx.rar	2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File created	C:\Program Files\WindowsOptions\UnRAR.exe	2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File opened for modification	C:\Program Files\WindowsOptions\install.vbs	2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File created	C:\Program Files\WindowsOptions\run.ps1	2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
5820	powershell.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Yjzlxkdoi.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1991999443-3181470666-3272020885-1000_Classes\Local Settings	2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
5820	powershell.exe
5820	powershell.exe
5820	powershell.exe
5820	powershell.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe
3996	Yjzlxkdoi.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	5820	powershell.exe
Token: SeIncreaseQuotaPrivilege	5820	powershell.exe
Token: SeSecurityPrivilege	5820	powershell.exe
Token: SeTakeOwnershipPrivilege	5820	powershell.exe
Token: SeLoadDriverPrivilege	5820	powershell.exe
Token: SeSystemProfilePrivilege	5820	powershell.exe
Token: SeSystemtimePrivilege	5820	powershell.exe
Token: SeProfSingleProcessPrivilege	5820	powershell.exe
Token: SeIncBasePriorityPrivilege	5820	powershell.exe
Token: SeCreatePagefilePrivilege	5820	powershell.exe
Token: SeBackupPrivilege	5820	powershell.exe
Token: SeRestorePrivilege	5820	powershell.exe
Token: SeShutdownPrivilege	5820	powershell.exe
Token: SeDebugPrivilege	5820	powershell.exe
Token: SeSystemEnvironmentPrivilege	5820	powershell.exe
Token: SeRemoteShutdownPrivilege	5820	powershell.exe
Token: SeUndockPrivilege	5820	powershell.exe
Token: SeManageVolumePrivilege	5820	powershell.exe
Token: 33	5820	powershell.exe
Token: 34	5820	powershell.exe
Token: 35	5820	powershell.exe
Token: 36	5820	powershell.exe
Token: SeIncreaseQuotaPrivilege	5820	powershell.exe
Token: SeSecurityPrivilege	5820	powershell.exe
Token: SeTakeOwnershipPrivilege	5820	powershell.exe
Token: SeLoadDriverPrivilege	5820	powershell.exe
Token: SeSystemProfilePrivilege	5820	powershell.exe
Token: SeSystemtimePrivilege	5820	powershell.exe
Token: SeProfSingleProcessPrivilege	5820	powershell.exe
Token: SeIncBasePriorityPrivilege	5820	powershell.exe
Token: SeCreatePagefilePrivilege	5820	powershell.exe
Token: SeBackupPrivilege	5820	powershell.exe
Token: SeRestorePrivilege	5820	powershell.exe
Token: SeShutdownPrivilege	5820	powershell.exe
Token: SeDebugPrivilege	5820	powershell.exe
Token: SeSystemEnvironmentPrivilege	5820	powershell.exe
Token: SeRemoteShutdownPrivilege	5820	powershell.exe
Token: SeUndockPrivilege	5820	powershell.exe
Token: SeManageVolumePrivilege	5820	powershell.exe
Token: 33	5820	powershell.exe
Token: 34	5820	powershell.exe
Token: 35	5820	powershell.exe
Token: 36	5820	powershell.exe
Token: SeIncreaseQuotaPrivilege	5820	powershell.exe
Token: SeSecurityPrivilege	5820	powershell.exe
Token: SeTakeOwnershipPrivilege	5820	powershell.exe
Token: SeLoadDriverPrivilege	5820	powershell.exe
Token: SeSystemProfilePrivilege	5820	powershell.exe
Token: SeSystemtimePrivilege	5820	powershell.exe
Token: SeProfSingleProcessPrivilege	5820	powershell.exe
Token: SeIncBasePriorityPrivilege	5820	powershell.exe
Token: SeCreatePagefilePrivilege	5820	powershell.exe
Token: SeBackupPrivilege	5820	powershell.exe
Token: SeRestorePrivilege	5820	powershell.exe
Token: SeShutdownPrivilege	5820	powershell.exe
Token: SeDebugPrivilege	5820	powershell.exe
Token: SeSystemEnvironmentPrivilege	5820	powershell.exe
Token: SeRemoteShutdownPrivilege	5820	powershell.exe
Token: SeUndockPrivilege	5820	powershell.exe
Token: SeManageVolumePrivilege	5820	powershell.exe
Token: 33	5820	powershell.exe
Token: 34	5820	powershell.exe
Token: 35	5820	powershell.exe
Token: 36	5820	powershell.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 5876	2880	2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe	88
PID 5876 wrote to memory of 5820	5876	WScript.exe	89
PID 5820 wrote to memory of 984	5820	powershell.exe	91
PID 5820 wrote to memory of 2888	5820	powershell.exe	93
PID 5820 wrote to memory of 3996	5820	powershell.exe	95

C:\Users\Admin\AppData\Local\Temp\2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-03_dfcc75c15d845541948899841cbf0114_cryptbot_icedid_luca-stealer_njrat_stealc.exe"
1⤵
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Program Files\WindowsOptions\install.vbs"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5876
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -File "run.ps1"
    3⤵
    - Modifies Windows Defender DisableAntiSpyware settings
    - Modifies Windows Defender notification settings
    - UAC bypass
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:5820
  - - C:\Windows\system32\CiTool.exe
      "C:\Windows\system32\CiTool.exe" -r
      4⤵
      PID:984
  - - C:\Program Files\WindowsOptions\UnRAR.exe
      "C:\Program Files\WindowsOptions\UnRAR.exe" x -y -pByeFriend! "C:\Program Files\WindowsOptions\sfx.rar" "C:\Program Files\WindowsOptions\"
      4⤵
      Executes dropped EXE
      Drops file in Program Files directory
      PID:2888
  - - C:\Program Files\WindowsOptions\Yjzlxkdoi.exe
      "C:\Program Files\WindowsOptions\Yjzlxkdoi.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:3996

Network

MITRE ATT&CK Enterprise v16

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