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
2,413,056 bytes
EXE
Yes
07 Oct 2011
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