映像
様々なランサムウェアに対応するAppCheckの事前防御、自動復旧およびリアルタイムバックアップ機能を映像でご確認いただけます。
- Distribution Method : Download the file via a link included in the email message
- MD5 : d35fa59ce558fe08955ce0e807ce07d0
- Major Detection Name : Win32/Filecoder.Crysis.P (ESET), Troj/Ransom-FKA (Sophos)
- Encrypted File Pattern : .id-<Random>.[Enigma1crypt@aol.com].ETH
- Malicious File Creation Location :
- C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
- C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\taskhost.exe
- C:\Users\%UserName%\AppData\Local\Temp\eset
- C:\Users\%UserName%\AppData\Local\Temp\eset\bts
- C:\Users\%UserName%\AppData\Local\Temp\eset\bts.session
- C:\Users\%UserName%\AppData\Local\Temp\Defender_nt32_enu.exe
- C:\Users\%UserName%\AppData\Local\Temp\Help.exe
- C:\Users\%UserName%\AppData\Local\Temp\taskhost.exe
- C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
- C:\Users\%UserName%\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\taskhost.exe
- C:\Users\%UserName%\AppData\Roaming\Info.hta
- C:\Users\%UserName%\AppData\Roaming\taskhost.exe
- C:\Users\%UserName%\Desktop\FILES ENCRYPTED.txt
- C:\Users\Public\Desktop\FILES ENCRYPTED.txt
- C:\Windows\System32\Info.hta
- C:\Windows\System32\taskhost.exe
- <Drive Letter>:\FILES ENCRYPTED.txt
- Payment Instruction File : FILES ENCRYPTED.txt / Info.hta
- Major Characteristics :
- Offline Encryption
- Dharma / Phobos Ransomware series
- Disguised as execution of running "ESET AV Remover"
- Block processes execution (mysqld.exe, mysqld-nt.exe, outlook.exe, postgres.exe, sqlservr.exe etc.)
- Stop multi services (mssqlserver, sqlserveradhelper, sqlwriter etc.)
- Disable system restore (vssadmin delete shadows /all /quiet)