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PWS:Win32/Zbot.gen!cart

First posted on 29 January 2015.
Source: Microsoft

Aliases :

There are no other names known for PWS:Win32/Zbot.gen!cart.

Explanation :

Threat behavior

Installation
This threat can create files on your PC, including:

• %APPDATA%\saentuer\uvvov.exe
• \vevofeh.exe

It modifies the registry so that it runs each time you start your PC. For example:

In subkey: HKCU\software\microsoft\windows\currentversion\run
Sets value: "Ofytyt"
With data: ""%APPDATA%\saentuer\uvvov.exe""

In subkey: HKLM\software\microsoft\windows\currentversion\run
Sets value: "Ofytyt"
With data: ""%APPDATA%\saentuer\uvvov.exe""



It can make various registry changes during its installation, including:

In subkey: HKLM\software\mopwqw
Sets value: "Tasks"
With data: "...4" In subkey: HKLM\software\uoiacwhwmy
Sets value: "License"
With data: "¼"

The malware uses code injection to make it harder to detect and remove. It can inject code into running processes.



Payload


Steals your sensitive information

This threat can steal your sensitive information, such as your user names and passwords for:

• Email or social media websites
• Banking websites
• Online games

Connects to a remote host

We have seen this threat connect to a remote host, including:

• jufer-hill.ru using port 80

Malware can connect to a remote host to do any of the following:

• Check for an Internet connection
• Download and run files (including updates or other malware)
• Report a new infection to its author
• Receive configuration or other data
• Receive instructions from a malicious hacker
• Search for your PC location
• Upload information taken from your PC
• Validate a digital certificate

This malware description was published using automated analysis of file SHA1 2487ba5e05c66493005f79cc465d9833e474faa4.Symptoms

The following can indicate that you have this threat on your PC:

• You see these files:
  • %APPDATA%\saentuer\uvvov.exe
  • \vevofeh.exe

• You see registry modifications such as:
  
  • In subkey: HKCU\software\microsoft\windows\currentversion\run
    Sets value: "Ofytyt"
    With data: ""%APPDATA%\saentuer\uvvov.exe""
    
    
  • In subkey: HKLM\software\microsoft\windows\currentversion\run
    Sets value: "Ofytyt"
    With data: ""%APPDATA%\saentuer\uvvov.exe""
    
    
  • In subkey: HKLM\software\mopwqw
    Sets value: "Tasks"
    With data: "...4"
    
    
  • In subkey: HKLM\software\uoiacwhwmy
    Sets value: "License"
    With data: "¼"
    
    

• The presence of a mutex such as:
  • CTF.Asm.Mutexdesktop_7875768F_0_0S-1-5-21-1844237615-2111687655-839522115-500
  • CTF.Compart.Mutexdesktop_7875768F_0_0S-1-5-21-1844237615-2111687655-839522115-500
  • CTF.Layouts.Mutexdesktop_7875768F_0_0S-1-5-21-1844237615-2111687655-839522115-500
  • CTF.LBES.Mutexdesktop_7875768F_0_0S-1-5-21-1844237615-2111687655-839522115-500
  • CTF.TMD.Mutexdesktop_7875768F_0_0S-1-5-21-1844237615-2111687655-839522115-500
  • Global\{15627D35-4446-0CAD-DD05-6796A15C0B6A}
  • Global\{786BE486-DDF5-61A4-80DF-993AFC86F5C6}
  • Global\{E53B8B5B-B228-FCF4-DD05-6796A15C0B6A}
  • Local\{5F22AE10-9763-46ED-DD05-6796A15C0B6A}
  • Local\{7484CB22-F251-6D4B-DD05-6796A15C0B6A}

Last update 29 January 2015

 

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