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Analysis
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max time kernel
63s -
max time network
64s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04/01/2025, 22:11
Static task
static1
Behavioral task
behavioral1
Sample
Launcher.bat
Resource
win10v2004-20241007-en
Behavioral task
behavioral2
Sample
config.js
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
lua.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral4
Sample
lua51.dll
Resource
win10v2004-20241007-en
General
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Target
Launcher.bat
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Size
2KB
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MD5
a8883d531fc8b94f0ce002b1bc607d1d
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SHA1
7f52ffa1e9fab82955dfe3cbb04714b85a4990ac
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SHA256
cc5480ea61441b4112dfbbb04402e91b0abb7d64ca4461b5c8a46b063bb33e9e
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SHA512
789d3a4161d1ea4d72dd2c9c56fb8b135bc5d613c69e328aeef0c4e1fdd9191dc89f2d819d925e7878baef282120a3c481cffc762ba923a925eeea21da0a62f6
Malware Config
Signatures
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 5 ip-api.com -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Setup\Scripts\ErrorHandler.cmd lua.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lua.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4728 schtasks.exe 3920 schtasks.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2548 wrote to memory of 3748 2548 cmd.exe 83 PID 2548 wrote to memory of 3748 2548 cmd.exe 83 PID 2548 wrote to memory of 3748 2548 cmd.exe 83 PID 3748 wrote to memory of 4728 3748 lua.exe 86 PID 3748 wrote to memory of 4728 3748 lua.exe 86 PID 3748 wrote to memory of 4728 3748 lua.exe 86 PID 3748 wrote to memory of 3920 3748 lua.exe 87 PID 3748 wrote to memory of 3920 3748 lua.exe 87 PID 3748 wrote to memory of 3920 3748 lua.exe 87
Processes
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Launcher.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:2548 -
C:\Users\Admin\AppData\Local\Temp\lua.exelua.exe config.txt2⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3748 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc daily /st 14:26 /f /tn WindowsErrorRecovery_ODA3 /tr ""C:\Users\Admin\AppData\Local\ODA3\ODA3.exe" "C:\Users\Admin\AppData\Local\ODA3\config.txt""3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4728
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc daily /st 14:26 /f /tn Setup /tr "C:/Windows/System32/oobe/Setup.exe" /rl highest3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3920
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