TROJ_FAKEAV.JVS

November 30, 2012
 Analysis by: Nikko Tamana
 ALIASES:

Mal/FakeAV-KL (Sophos), W32/FakeAV.OTT!tr (Fortinet), Trojan.Win32.FakeAV.otbq (Kaspersky), Rogue:Win32/Winwebsec (Microsoft), Win32/Adware.SystemSecurity.AL application (NOD32)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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

  TECHNICAL DETAILS

File Size:

534,528 bytes

File Type:

EXE

Initial Samples Received Date:

29 Nov 2012

Arrival Details

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

Installation

This Trojan drops the following files:

  • %Start Menu%\Programs\System Progressive Protection\System Progressive Protection.lnk
  • {All User's Profile}\Application Data\{random folder name}\{random file name}
  • {All User's Profile}\Application Data\{random folder name}\{random file name}.ico
  • %Desktop%\System Progressive Protection.lnk

(Note: %Start Menu% is the current user's Start Menu folder, which is usually C:\Windows\Start Menu or C:\Documents and Settings\{User name}\Start Menu on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming\Microsoft\Windows\Start Menu on Windows Vista and 7.. %Desktop% is the current user's desktop, which is usually C:\Documents and Settings\{User Name}\Desktop on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\Desktop on Windows Vista and 7.)

It drops the following copies of itself into the affected system:

  • {All User's Profile}\Application Data\{random folder name}\{random file name}.exe

It creates the following folders:

  • %Start Menu%\Programs\System Progressive Protection
  • {All User's Profile}\Application Data\{random folder name}

(Note: %Start Menu% is the current user's Start Menu folder, which is usually C:\Windows\Start Menu or C:\Documents and Settings\{User name}\Start Menu on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming\Microsoft\Windows\Start Menu on Windows Vista and 7.)

Autostart Technique

This Trojan adds the following registry entries to enable its automatic execution at every system startup:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\RunOnce
{random file name} = "{All User's Profile}\Application Data\{random folder name}\{random file name}.exe"

Other System Modifications

This Trojan adds the following registry keys:

HKEY_CURRENT_USER\Software\Microsoft\
Installer\Products\{random file name}

It adds the following registry entries as part of its installation routine:

HKEY_CURRENT_USER\Software\Microsoft\
Installer\Products\{random file name}
Default = "1"

Other Details

This Trojan connects to the following possibly malicious URL:

  • http://{BLOCKED}rketpay.com/p/?
  • http://{BLOCKED}illing.com/p/?
  • http://{BLOCKED}lingpay.com/p/?
  • http://{BLOCKED}utbiz.com/p/?
  • http://{BLOCKED}payment.com/p/?
  • http://{BLOCKED}ngshopes.com/p/?
  • http://{BLOCKED}gpayer.com/p/?
  • http://{BLOCKED}.{BLOCKED}.225.41/api/urls/?ts=a07316c6
  • http://{BLOCKED}s.co garsupport.info/?
  • http://{BLOCKED}rketpay.com/p/?
  • http://{BLOCKED}illing.com/p/?
  • http://{BLOCKED}lingpay.com/p/?
  • http://{BLOCKED}utbiz.com/p/?
  • http://{BLOCKED}payment.com/p/?
  • http://{BLOCKED}ngshopes.com/p/?
  • http://{BLOCKED}payer.com/p/?
  • http://{BLOCKED}.{BLOCKED}.225.41/api/urls/?ts=a07316c6
  • http://sys.{BLOCKED}support.info/?
  • http://{BLOCKED}s.co garsupport.info/?