TROJ_FAKEAV.AE
Windows 2000, Windows XP, Windows Server 2003
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan
Destructiveness: No
Encrypted: Yes
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.
It deletes the initially executed copy of itself.
TECHNICAL DETAILS
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 copies of itself into the affected system:
- %System%\{random filename}.exe
(Note: %System% is the Windows system folder, which is usually C:\Windows\System32.)
It drops the following file(s)/component(s):
- %Application Data%\{random folder name}\AV Guard Online.ico
- %Application Data%\ldr.ini
- %User Profile%\Desktop\AV Guard Online.lnk
- %User Profile%\Start Menu\Programs\AV Guard Online\AV Guard Online.lnk
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming on Windows Vista and 7.. %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.)
It creates the following folders:
- %Application Data%\{random foldername}
- %Application Data%\{random foldername1}
- %Application Data%\{random foldername2}
- %User Profile%\Start Menu\Programs\AV Guard Online
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming on Windows Vista and 7.. %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.)
Autostart Technique
This Trojan adds the following registry entries to enable its automatic execution at every system startup:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Run
{random} = "%System%\{random filename}.exe"
Other Details
This Trojan connects to the following URL(s) to check for an Internet connection:
- http://google.com/
It connects to the following possibly malicious URL:
- http://{BLOCKED}booklibrarry.com/r.php
- http://{BLOCKED}ewonline.com/sp.php
It deletes the initially executed copy of itself