- Distribution Method : Unknown
- MD5 : b3bf0393423609ba40359e38827c1b68
- Major Detection Name : Trojan.Ransom.XiaoBa (ALYac), Ransom_XIAOBA.THEOCAH (Trend Micro)
- Encrypted File Pattern : .[BaYuCheng@yeah.net].china
- Malicious File Creation Location :
- C:\Users\%UserName%\AppData\Local\Temp\ReadMe.hta
- C:\Users\%UserName%\AppData\Local\Temp\ReadMe.vbs
- C:\Users\%UserName%\AppData\Roaming\<Random>.exe
- Payment Instruction File : ReadMe.hta
- Major Characteristics :
- Offline Encryption
- The Chinese users targeted
- Disable system restore (vssadmin delete shadow /all /quiet, wmic shadowcopy delete, bcdedit /set {default} boostatuspolicy ignoreallfailures, bcdedit /set {default} recoveryenabled no, wbadmin delete catalog -quiet)
- Encryption guide using Text-to-Speech (TTS) function
List