Technical Information
Malicious functions
Creates and executes the following (exploit)
- '%WINDIR%\syswow64\wscript.exe' //B "%TEMP%\rknrl.vbs"
Executes the following
- '%WINDIR%\syswow64\taskkill.exe' /f /im miner.exe
- '%WINDIR%\syswow64\taskkill.exe' /f /im myminer.exe
- '%WINDIR%\syswow64\taskkill.exe' /f /im myminera.exe
- '%WINDIR%\syswow64\taskkill.exe' /f /im myminern.exe
Injects code into
the following system processes:
- %WINDIR%\explorer.exe
Modifies file system
Creates the following files
- %TEMP%\dm6331.tmp
- %TEMP%\rknrl.vbs
- %TEMP%\winstart.vbs
- <Current directory>\14ae0000
- %TEMP%\winstart\miner.exe
- %TEMP%\winstart\myminer.exe
- %TEMP%\winstart\nvrtc64_101_0.dll
- %TEMP%\winstart\nvrtc-builtins64_101.dll
- %TEMP%\winstart\xmrig-cuda.dll
- %TEMP%\winstart\config.json
Substitutes the following files
- %ProgramFiles%\UNP\Logs\UpdateNotificationPipeline.001.etl
Network activity
TCP
HTTP GET requests
- http://ap#.##herscan.io/api?mo#############################################################################
- http://ai########ill.aigoingtokill.club/ctrl/url.html
- http://ai########ill.aigoingtokill.club/ctrl/playback.php
- http://ai########ill.aigoingtokill.club/ctrl/file/DM6331.TMP
- http://ai########ill.aigoingtokill.club/ctrl/file/rknrl.vbs
- http://m.#####ngtokill.club/ctrl/miner.exe
- http://ai########ill.aigoingtokill.club/ctrl/pool.txt
- http://ai########ill.aigoingtokill.club/ctrl/Normal.doc
UDP
- DNS ASK ap#.##herscan.io
- DNS ASK ai########ill.aigoingtokill.club
- DNS ASK m.#####ngtokill.club
- DNS ASK po##.##goingtokill.club
Miscellaneous
Searches for the following windows
- ClassName: 'OleMainThreadWndClass' WindowName: ''
- ClassName: '' WindowName: ''
- ClassName: 'EDIT' WindowName: ''
Creates and executes the following
- '%WINDIR%\syswow64\wscript.exe' //B "%TEMP%\winstart.vbs"
- '%TEMP%\winstart\miner.exe'
- '%TEMP%\winstart\myminer.exe'
- '%WINDIR%\syswow64\wscript.exe' //B "%TEMP%\rknrl.vbs"' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c del %TEMP%\winstart\myminern.exe /s /q' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c del winstart\myminern.exe /s /q' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c del %TEMP%\winstart\myminera.exe /s /q' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c del winstart\myminera.exe /s /q' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c del %TEMP%\winstart\myminer.exe /s /q' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c del winstart\myminer.exe /s /q' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c del winstart\miner.exe /s /q' (with hidden window)
- '%WINDIR%\syswow64\taskkill.exe' /f /im myminern.exe' (with hidden window)
- '%WINDIR%\syswow64\taskkill.exe' /f /im myminera.exe' (with hidden window)
- '%WINDIR%\syswow64\taskkill.exe' /f /im myminer.exe' (with hidden window)
- '%WINDIR%\syswow64\taskkill.exe' /f /im miner.exe' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c del %TEMP%\winstart\miner.exe /s /q' (with hidden window)
- '%TEMP%\winstart\myminer.exe' ' (with hidden window)
Executes the following
- '<SYSTEM32>\devicecensus.exe' UserCxt
- '%WINDIR%\syswow64\cmd.exe' /c del winstart\miner.exe /s /q
- '%WINDIR%\syswow64\cmd.exe' /c del %TEMP%\winstart\miner.exe /s /q
- '%WINDIR%\syswow64\cmd.exe' /c del winstart\myminer.exe /s /q
- '%WINDIR%\syswow64\cmd.exe' /c del %TEMP%\winstart\myminer.exe /s /q
- '%WINDIR%\syswow64\cmd.exe' /c del winstart\myminera.exe /s /q
- '%WINDIR%\syswow64\cmd.exe' /c del %TEMP%\winstart\myminera.exe /s /q
- '%WINDIR%\syswow64\cmd.exe' /c del winstart\myminern.exe /s /q
- '%WINDIR%\syswow64\cmd.exe' /c del %TEMP%\winstart\myminern.exe /s /q
