242818ed6ae5dc3db32e6ce6174c4bf04e32ed6cd0797cee9b19156d59c30155

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 3 IoCs

pid	Process
2788	UnRAR.exe
708	Yjzlxkdoi.exe
5576	sO7ow.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

Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs

execution

Visual Basic

T1059.005

pid	Process
336	WScript.exe

Drops file in Program Files directory 14 IoCs

description	ioc	Process
File created	C:\Program Files\WindowsOptions\install.vbs	2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File opened for modification	C:\Program Files\WindowsOptions\UnRAR.exe	2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File opened for modification	C:\Program Files\WindowsOptions\sfx.rar	2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File created	C:\Program Files\WindowsOptions\sO7ow.exe	UnRAR.exe
File created	C:\Program Files\WindowsOptions\Yjzlxkdoi.exe	UnRAR.exe
File opened for modification	C:\Program Files\WindowsOptions\Yjzlxkdoi.exe	UnRAR.exe
File opened for modification	C:\Program Files\WindowsOptions	2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File created	C:\Program Files\WindowsOptions\__tmp_rar_sfx_access_check_240729218	2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File opened for modification	C:\Program Files\WindowsOptions\install.vbs	2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File created	C:\Program Files\WindowsOptions\run.ps1	2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File opened for modification	C:\Program Files\WindowsOptions\run.ps1	2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File created	C:\Program Files\WindowsOptions\UnRAR.exe	2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File created	C:\Program Files\WindowsOptions\sfx.rar	2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe
File opened for modification	C:\Program Files\WindowsOptions\sO7ow.exe	UnRAR.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4700	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-1-5-21-552508041-2681165170-3229858294-1000_Classes\Local Settings	2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
708	Yjzlxkdoi.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4700	powershell.exe
4700	powershell.exe
4700	powershell.exe
4700	powershell.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe
708	Yjzlxkdoi.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4700	powershell.exe
Token: SeIncreaseQuotaPrivilege	4700	powershell.exe
Token: SeSecurityPrivilege	4700	powershell.exe
Token: SeTakeOwnershipPrivilege	4700	powershell.exe
Token: SeLoadDriverPrivilege	4700	powershell.exe
Token: SeSystemProfilePrivilege	4700	powershell.exe
Token: SeSystemtimePrivilege	4700	powershell.exe
Token: SeProfSingleProcessPrivilege	4700	powershell.exe
Token: SeIncBasePriorityPrivilege	4700	powershell.exe
Token: SeCreatePagefilePrivilege	4700	powershell.exe
Token: SeBackupPrivilege	4700	powershell.exe
Token: SeRestorePrivilege	4700	powershell.exe
Token: SeShutdownPrivilege	4700	powershell.exe
Token: SeDebugPrivilege	4700	powershell.exe
Token: SeSystemEnvironmentPrivilege	4700	powershell.exe
Token: SeRemoteShutdownPrivilege	4700	powershell.exe
Token: SeUndockPrivilege	4700	powershell.exe
Token: SeManageVolumePrivilege	4700	powershell.exe
Token: 33	4700	powershell.exe
Token: 34	4700	powershell.exe
Token: 35	4700	powershell.exe
Token: 36	4700	powershell.exe
Token: SeIncreaseQuotaPrivilege	4700	powershell.exe
Token: SeSecurityPrivilege	4700	powershell.exe
Token: SeTakeOwnershipPrivilege	4700	powershell.exe
Token: SeLoadDriverPrivilege	4700	powershell.exe
Token: SeSystemProfilePrivilege	4700	powershell.exe
Token: SeSystemtimePrivilege	4700	powershell.exe
Token: SeProfSingleProcessPrivilege	4700	powershell.exe
Token: SeIncBasePriorityPrivilege	4700	powershell.exe
Token: SeCreatePagefilePrivilege	4700	powershell.exe
Token: SeBackupPrivilege	4700	powershell.exe
Token: SeRestorePrivilege	4700	powershell.exe
Token: SeShutdownPrivilege	4700	powershell.exe
Token: SeDebugPrivilege	4700	powershell.exe
Token: SeSystemEnvironmentPrivilege	4700	powershell.exe
Token: SeRemoteShutdownPrivilege	4700	powershell.exe
Token: SeUndockPrivilege	4700	powershell.exe
Token: SeManageVolumePrivilege	4700	powershell.exe
Token: 33	4700	powershell.exe
Token: 34	4700	powershell.exe
Token: 35	4700	powershell.exe
Token: 36	4700	powershell.exe
Token: SeIncreaseQuotaPrivilege	4700	powershell.exe
Token: SeSecurityPrivilege	4700	powershell.exe
Token: SeTakeOwnershipPrivilege	4700	powershell.exe
Token: SeLoadDriverPrivilege	4700	powershell.exe
Token: SeSystemProfilePrivilege	4700	powershell.exe
Token: SeSystemtimePrivilege	4700	powershell.exe
Token: SeProfSingleProcessPrivilege	4700	powershell.exe
Token: SeIncBasePriorityPrivilege	4700	powershell.exe
Token: SeCreatePagefilePrivilege	4700	powershell.exe
Token: SeBackupPrivilege	4700	powershell.exe
Token: SeRestorePrivilege	4700	powershell.exe
Token: SeShutdownPrivilege	4700	powershell.exe
Token: SeDebugPrivilege	4700	powershell.exe
Token: SeSystemEnvironmentPrivilege	4700	powershell.exe
Token: SeRemoteShutdownPrivilege	4700	powershell.exe
Token: SeUndockPrivilege	4700	powershell.exe
Token: SeManageVolumePrivilege	4700	powershell.exe
Token: 33	4700	powershell.exe
Token: 34	4700	powershell.exe
Token: 35	4700	powershell.exe
Token: 36	4700	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
708	Yjzlxkdoi.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4972 wrote to memory of 336	4972	2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe	89
PID 336 wrote to memory of 4700	336	WScript.exe	90
PID 4700 wrote to memory of 4536	4700	powershell.exe	92
PID 4700 wrote to memory of 2788	4700	powershell.exe	94
PID 4700 wrote to memory of 708	4700	powershell.exe	96
PID 4700 wrote to memory of 5576	4700	powershell.exe	97

C:\Users\Admin\AppData\Local\Temp\2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-29_fee6d7eed7c611db24679f208cfc27f6_cryptbot_icedid_luca-stealer_njrat_stealc.exe"
1⤵
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4972
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Program Files\WindowsOptions\install.vbs"
  2⤵
  - Executes a VBScript file via the Windows Script Host.
  - Suspicious use of WriteProcessMemory
  PID:336
- - 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:4700
  - - C:\Windows\system32\CiTool.exe
      "C:\Windows\system32\CiTool.exe" -r
      4⤵
      PID:4536
  - - 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:2788
  - - C:\Program Files\WindowsOptions\Yjzlxkdoi.exe
      "C:\Program Files\WindowsOptions\Yjzlxkdoi.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: AddClipboardFormatListener
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of SetWindowsHookEx
      PID:708
  - - C:\Program Files\WindowsOptions\sO7ow.exe
      "C:\Program Files\WindowsOptions\sO7ow.exe"
      4⤵
      Executes dropped EXE
      PID:5576

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Visual Basic

T1059.005

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