- 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)
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