Win32/Spy.Sekur [Threat Name] go to Threat

Win32/Spy.Sekur.B [Threat Variant Name]

Category trojan
Size 173056 B
Detection created Dec 18, 2014
Detection database version 10898
Aliases PWS:Win32/Sekur (Microsoft)
  BackDoor.Anunak.8 (Dr.Web)
Short description

The trojan serves as a backdoor. It can be controlled remotely.

Installation

When executed, the trojan copies itself into the following location:

  • %appdata%/Mozilla/svchost.exe

The trojan registers itself as a system service using the following name:

  • %variable%Sys

A string with variable content is used instead of %variable% .


By adding an exception in Windows Firewall settings, the trojan ensures that it is not blocked.


The trojan creates the following file:

  • %appdata%/Mozilla/%random%.bin

A string with variable content is used instead of %random% .


The trojan may create and run a new thread with its own program code within any running process.

Information stealing

Win32/Spy.Sekur.B is a trojan that steals sensitive information.


The trojan collects the following information:

  • login user names for certain applications/services
  • login passwords for certain applications/services

The trojan attempts to send gathered information to a remote machine.

Other information

The trojan acquires data and commands from a remote computer or the Internet.


The trojan contains a list of (4) URLs. The HTTP protocol is used.


It can execute the following operations:

  • download files from a remote computer and/or the Internet
  • run executable files
  • send files to a remote computer
  • log keystrokes
  • capture screenshots
  • update itself to a newer version
  • shut down/restart the computer
  • send gathered information

The trojan can modify the following files:

  • termserv.dll
  • msgina.dll
  • csrsrv.dll
  • winlogon.exe

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