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Danger level 6
Type: Trojans
Common infection symptoms:
  • Connects to the internet without permission
  • Installs itself without permissions
  • Slow Computer
  • Slow internet connection
  • System crashes

TrojanDownloader:AutoIt/Omiron.A

TrojanDownloader:AutoIt/Omiron.A is a malicious Trojan downloader which installs itself into its victims’ PCs without them knowing about it. Its purpose is to connect to remote websites after it installs itself, so that it can download and execute malicious software onto the system. TrojanDownloader:AutoIt/Omiron.A targets specific URLs that point to a website which contains exploit code, allowing the website to automatically download the software onto vulnerable PCs.

This Trojan downloader also operates under various other aliases, namely:

Win32/TrojanDownloader.Agent.QPQ
Adware/Agent.785408.1
Adware/MSAntiSpyware2009
Artemis!6428C5657A2A
Artemis!A517578AF0BA
BC.Heuristic.Trojan.SusPacked.BF-6.A
BScope.Trojan.Zbot.1421
Downloader.Generic11.JYZ

TrojanDownloader:AutoIt/Omiron.A will drop the following file into the system once it installs itself:
Msnmsgr.exe

And will also add the following registry modification:

The presence of the following registry modifications:
Adds value: "SysCom"
With data: "%windir%\System\msnmsgr.exe"
To subkey: HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

This threat will be responsible for making the system much more vulnerable to infection by installing and executing threats to the PC. It will also collect data of its victims, such as usernames, passwords and financial info, and relay this stolen info to its developers.

In order to limit the damage this Trojan downloader will cause, get rid of TrojanDownloader:AutoIt/Omiron.A with the help of a powerful security tool. It is possible to attempt to manually remove TrojanDownloader:AutoIt/Omiron.A, but this should only be attempted should you have sufficient experience in performing manual removals. Investing in a powerful and properly functioning security tool will not only erase TrojanDownloader:AutoIt/Omiron.A, but also protect against similar future attacks.

Download Spyware Removal Tool to Remove* TrojanDownloader:AutoIt/Omiron.A
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How to manually remove TrojanDownloader:AutoIt/Omiron.A

Files associated with TrojanDownloader:AutoIt/Omiron.A infection:

AMDEx.msi
mpk.exe
nnv.exe
iko.exe
dbwjlxrb.dll
6to4ex.dll
winlogon.exe
mplayer2.exe
mod_sa.v4.2.1.1.SA-MP.v0.3c.Setup.exe
browsewan.dll
billing.exe
AMDEx.msi
wfdmgr.exe
mpk.exe
mod_sa.v4.2.1.1.SA-MP.v0.3c.Setup.exe
dbwjlxrb.dll
billing.exe
browsewan.dll
iko.exe
winlogon.exe
mplayer2.exe
nnv.exe
wfdmgr.exe
6to4ex.dll

TrojanDownloader:AutoIt/Omiron.A DLL's to remove:

6to4ex.dll
browsewan.dll
dbwjlxrb.dll
6to4ex.dll
browsewan.dll
dbwjlxrb.dll

TrojanDownloader:AutoIt/Omiron.A processes to kill:

nnv.exe
wfdmgr.exe
mpk.exe
nnv.exe
iko.exe
winlogon.exe
mplayer2.exe
mod_sa.v4.2.1.1.SA-MP.v0.3c.Setup.exe
billing.exe
wfdmgr.exe
mod_sa.v4.2.1.1.SA-MP.v0.3c.Setup.exe
mplayer2.exe
iko.exe
winlogon.exe
billing.exe
mpk.exe
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