a8b625ca42dd897ea085727941be5203bb6c7d4159768c728bbf7d6ba1d6b20d

Analysis

user interaction
yes
max time kernel
148s
max time network
143s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
27/10/2026, 12:12

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
kuki locker pass 2170373210723107778123078327632606712370.exe
Size 3.2MB
Sample261027-pda4bady4p
SHA256 a8b625ca42dd897ea085727941be5203bb6c7d4159768c728bbf7d6ba1d6b20d
MD5 1e45c66e22783fd2982e87df491c183e
SHA1 6d796fc4b9bbbe63bf04afff5101e55f6bac2031
SHA512 51f9b653c51cb6da3a76a4adf746a1c850da154d2cfe50207df95e8e379c90caaefb627b41e85dadc9d3848191e15152f82fc34cafcfb246d32f882f2e597ba9
SSDEEP 98304:idALN4pqRHoiO+N/S3PZJ8UE1mjJhmF5+/hN7++Pr4Tg8LzZdx:1h4pAIiLUL+mlhmFshxqgg3
TLSH
T139F53302B6E588B2E4761A34846CE704A17E7C346E24D86FFBE84D989E351916731FF3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

6^/10

defense_evasion discovery execution persistence ransomware

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-461973139-3212354679-1508698038-1000\Software\Microsoft\Windows\CurrentVersion\Run\lox = "C:\\Windows\\System32\\Temp\\lox.bat"	reg.exe

Drops file in System32 directory 10 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Temp\lox.exe	kuki locker pass 2170373210723107778123078327632606712370.exe
File opened for modification	C:\Windows\SysWOW64\Temp\lox.exe	kuki locker pass 2170373210723107778123078327632606712370.exe
File created	C:\Windows\SysWOW64\Temp\lox.bat	kuki locker pass 2170373210723107778123078327632606712370.exe
File opened for modification	C:\Windows\SysWOW64\Temp\lox.bat	kuki locker pass 2170373210723107778123078327632606712370.exe
File opened for modification	C:\Windows\SysWOW64\Temp	kuki locker pass 2170373210723107778123078327632606712370.exe
File created	C:\Windows\SysWOW64\Temp\msvcr71.dll	kuki locker pass 2170373210723107778123078327632606712370.exe
File opened for modification	C:\Windows\SysWOW64\Temp\msvcr71.dll	kuki locker pass 2170373210723107778123078327632606712370.exe
File created	C:\Windows\SysWOW64\Temp\wallpaper.png	kuki locker pass 2170373210723107778123078327632606712370.exe
File created	C:\Windows\SysWOW64\Temp\__tmp_rar_sfx_access_check_240751718	kuki locker pass 2170373210723107778123078327632606712370.exe
File opened for modification	C:\Windows\SysWOW64\Temp\wallpaper.png	kuki locker pass 2170373210723107778123078327632606712370.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-461973139-3212354679-1508698038-1000\Control Panel\Desktop\Wallpaper = "C:\\Windows\\System32\\Temp\\wallpaper.png"	reg.exe

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
5072	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 29 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	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kuki locker pass 2170373210723107778123078327632606712370.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

Kills process with taskkill 24 IoCs

defense_evasion

pid	Process
3888	taskkill.exe
1572	taskkill.exe
952	taskkill.exe
5700	taskkill.exe
1680	taskkill.exe
5500	taskkill.exe
5632	taskkill.exe
5156	taskkill.exe
5816	taskkill.exe
5080	taskkill.exe
2904	taskkill.exe
5660	taskkill.exe
2788	taskkill.exe
3916	taskkill.exe
5932	taskkill.exe
3616	taskkill.exe
2488	taskkill.exe
1408	taskkill.exe
5048	taskkill.exe
3552	taskkill.exe
5612	taskkill.exe
5720	taskkill.exe
1860	taskkill.exe
4600	taskkill.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeDebugPrivilege	5700	taskkill.exe
Token: SeDebugPrivilege	1680	taskkill.exe
Token: SeDebugPrivilege	5720	taskkill.exe
Token: SeDebugPrivilege	5660	taskkill.exe
Token: SeDebugPrivilege	1408	taskkill.exe
Token: SeDebugPrivilege	1860	taskkill.exe
Token: SeDebugPrivilege	3888	taskkill.exe
Token: SeDebugPrivilege	5048	taskkill.exe
Token: SeDebugPrivilege	5500	taskkill.exe
Token: SeDebugPrivilege	1572	taskkill.exe
Token: SeDebugPrivilege	5632	taskkill.exe
Token: SeDebugPrivilege	5156	taskkill.exe
Token: SeDebugPrivilege	952	taskkill.exe
Token: SeDebugPrivilege	2788	taskkill.exe
Token: SeDebugPrivilege	3552	taskkill.exe
Token: SeDebugPrivilege	5816	taskkill.exe
Token: SeDebugPrivilege	5080	taskkill.exe
Token: SeDebugPrivilege	2904	taskkill.exe
Token: SeDebugPrivilege	3916	taskkill.exe
Token: SeDebugPrivilege	5932	taskkill.exe
Token: SeDebugPrivilege	3616	taskkill.exe
Token: SeDebugPrivilege	5612	taskkill.exe
Token: SeDebugPrivilege	2488	taskkill.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1876 wrote to memory of 5072	1876	kuki locker pass 2170373210723107778123078327632606712370.exe	88
PID 5072 wrote to memory of 5700	5072	cmd.exe	90
PID 5072 wrote to memory of 1680	5072	cmd.exe	92
PID 5072 wrote to memory of 5720	5072	cmd.exe	93
PID 5072 wrote to memory of 5660	5072	cmd.exe	94
PID 5072 wrote to memory of 1408	5072	cmd.exe	95
PID 5072 wrote to memory of 1860	5072	cmd.exe	96
PID 5072 wrote to memory of 4600	5072	cmd.exe	97
PID 5072 wrote to memory of 3888	5072	cmd.exe	98
PID 5072 wrote to memory of 5048	5072	cmd.exe	99
PID 5072 wrote to memory of 5500	5072	cmd.exe	100
PID 5072 wrote to memory of 1572	5072	cmd.exe	101
PID 5072 wrote to memory of 5632	5072	cmd.exe	102
PID 5072 wrote to memory of 5156	5072	cmd.exe	103
PID 5072 wrote to memory of 952	5072	cmd.exe	104
PID 5072 wrote to memory of 2788	5072	cmd.exe	105
PID 5072 wrote to memory of 3552	5072	cmd.exe	106
PID 5072 wrote to memory of 5816	5072	cmd.exe	107
PID 5072 wrote to memory of 5080	5072	cmd.exe	108
PID 5072 wrote to memory of 2904	5072	cmd.exe	109
PID 5072 wrote to memory of 3916	5072	cmd.exe	110
PID 5072 wrote to memory of 5932	5072	cmd.exe	111
PID 5072 wrote to memory of 3616	5072	cmd.exe	112
PID 5072 wrote to memory of 5612	5072	cmd.exe	113
PID 5072 wrote to memory of 2488	5072	cmd.exe	114
PID 5072 wrote to memory of 2304	5072	cmd.exe	116
PID 5072 wrote to memory of 5680	5072	cmd.exe	118
PID 5072 wrote to memory of 2804	5072	cmd.exe	119

C:\Users\Admin\AppData\Local\Temp\kuki locker pass 2170373210723107778123078327632606712370.exe
"C:\Users\Admin\AppData\Local\Temp\kuki locker pass 2170373210723107778123078327632606712370.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1876
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Windows\System32\Temp\lox.bat" "
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5072
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM Unlocker.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5700
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM notepad.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1680
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM camtasia.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5720
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM fraps.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5660
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM kaspersky.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1408
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM virtualbox.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1860
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM safe mode.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    PID:4600
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM taskmgr.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:3888
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM rstrui.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5048
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM explorer.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5500
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM regedit.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1572
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM cmd.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5632
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM msconfig.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5156
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM AVP.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:952
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM egui.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2788
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM ekrn.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:3552
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM ffavg.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5816
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM alg.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5080
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM avgnt.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2904
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM avguard.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:3916
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM avfwsvc.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5932
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM avmailc.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:3616
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM avwebgrd.exe");
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:5612
- - C:\Windows\SysWOW64\taskkill.exe
    TASKKILL /F /IM drweb.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2488
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "lox" /t REG_SZ /d "C:\Windows\System32\Temp\lox.bat" /f
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:2304
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKCU\Control Panel\Desktop" /v Wallpaper /t REG_SZ /d "C:\Windows\System32\Temp\wallpaper.png" /f
    3⤵
    - Sets desktop wallpaper using registry
    - System Location Discovery: System Language Discovery
    PID:5680
- - C:\Windows\SysWOW64\rundll32.exe
    RUNDLL32.EXE user32.dll,UpdatePerUserSystemParameters
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2804

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

Replay Monitor

Loading Replay Monitor...

Downloads

lox.bat

Path C:\Windows\SysWOW64\Temp\lox.bat
Size 1KB
SHA256 75bb62f4a82fd4dc696e3321b20f2d9abd40020182fc9a56c9ceadafa6b9faee
MD5 94f0a89cf32e2969935a20586a054845
SHA1 02deee6e00848f72d7f8871e3caa97a3ef794828
SHA512 c279ec148a1486da76275f2cbc6c4e9c0c1d9bef7e1d8276ad2139c99c819e415df69d63c2e903a15a82b6f5f5448d4ec13e861cf20eb794701afe694f8fd335
TLSH
T12F3181454DC7F67BF97862072138EC2FC9C7088C95ECB72022DA0C9A0581E3D7567AB6
MD5 SHA1 SHA512 TLSH

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads