- MD5 : 74db427bcb091dbb09bc1c31d5f09355
- 주요 탐지명 : Win32/Ramnit.G (AhnLab V3), Virus:Win32/Ramnit.J (Microsoft)
- 악성 파일 생성 위치 :
- C:\Users\%UserName%\AppData\Local\<Random>-<Random>-<Random>-<Random>-<Random>\1.exe
- C:\Users\%UserName%\AppData\Local\<Random>-<Random>-<Random>-<Random>-<Random>\2.exe
- C:\Users\%UserName%\AppData\Local\<Random>-<Random>-<Random>-<Random>-<Random>\3.exe
- C:\Users\%UserName%\AppData\Local\<Random>-<Random>-<Random>-<Random>-<Random>\updatewin.exe
- C:\Users\%UserName%\AppData\Local\<Random>-<Random>-<Random>-<Random>-<Random>\<Random>.tmp.exe
- C:\Users\%UserName%\AppData\Local\Temp\PmIgYzA
- C:\Users\%UserName%\AppData\Local\Temp\PmIgYzA\0.0
- C:\Users\%UserName%\AppData\Local\Temp\PmIgYzA\config.bin
- C:\Users\%UserName%\AppData\Local\Temp\PmIgYzA\FZhIG.ico
- C:\Users\%UserName%\AppData\Local\Temp\PmIgYzA\TeamViewer.exe
- C:\Users\%UserName%\AppData\Local\Temp\PmIgYzA\Teamviewer_Resource_fr.dll
- C:\Users\%UserName%\AppData\Local\Temp\PmIgYzA\TV.dll
- C:\Users\%UserName%\AppData\Local\Temp\MpCmdRun.log
- C:\Users\%UserName%\AppData\Local\Temp\<Random>.tmp.exe
- C:\Users\%UserName%\AppData\Local\Temp\<Random>.tmpmgr.exe
- C:\Users\%UserName%\AppData\Local\script.ps1
- C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\GatewayLayer 1.3957.lnk
- C:\Windows\System32\drivers\etc\hosts
- C:\Windows\System32\Tasks\Time Trigger Task
- 오프라인 암호화(Offline Encryption) - 가짜 Windows Update 메시지 창 생성
- Windows Host 파일(C:\Windows\System32\drivers\etc\hosts) 수정을 통한 보안 관련 사이트 접속 차단
- 작업 관리자 무력화(DisableTaskmgr)
- Windows Defender 무력화(Set-MpPreference -DisableRealtimeMonitoring $true, "C:\Program Files\Windows Defender\mpcmdrun.exe" -removedefinitions -all)
- "Time Trigger Task" 작업 스케줄러 등록값을 통해 5분 단위로 "%LocalAppData%\<Random>-<Random>-<Random>-<Random>-<Random>\<Random>.tmp.exe --Task" 랜섬웨어 재실행
- 팀뷰어(TeamViewer QuickSupport) 추가 설치
목록