Author: David John Agni   
 

Backdoor:Win32/Vawtrak.F (Microsoft), Gen:Heur.Vawtrak.1 (BitDefender)

 PLATFORM:

Windows

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

  • Threat Type:
    Backdoor

  • Destructiveness:
    No

  • Encrypted:
     

  • In the wild::
    Yes

  OVERVIEW


  TECHNICAL DETAILS

File size: 265520 bytes
File type: DLL
Memory resident: Yes
INITIAL SAMPLES RECEIVED DATE: 30 lipca 2015

Instalación

Infiltra los archivos siguientes:

  • %All Users Profile%\{random 1}\{random 2}.{3 random characters}

Otras modificaciones del sistema

Agrega las siguientes entradas de registro:

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Main
TabProcGrowth = 0

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Main
NoProtectedModeBanner = 1

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\3
2500 = 3

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows Search\Gather\Windows\
SystemIndex\StreamLog
CurrentStreamLog = 8

HKEY_CURRENT_USER\Software\{CLSID}
{random} = {hex values}

HKEY_CURRENT_USER\Software\{CLSID}
{random} = {hex values}

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
{random 1} = regsvr32.exe "%All Users Profile%\{random 1}\{random 2}.{3 random characters}"