What is AntivirusTrigger?
- Type: Spyware
- Category: Rogue Programs
- Discovered: 29 November 2008
- Removal tools: Malwarebytes' Anti-Malware, Spyware Doctor
1. Introduction
It is a rogue computer product since the program simulates computer virus removal application. Antivirus Trigger is dropped by a Trojan.Zlob which is usually bundled with fake video codec.
Antivirus Trigger will start every time Windows system is started. It is considered as a high-risk rogue software program that shows false error messages, misleading scan results thus warning user that the computer system is infected. Time to time user is prompted to buy licensed program version, which will clean computer from viruses in return. Unfortunately, it is a scam and no further directions pointed by Antivirus Trigger should be regarded.
Note: Antivirus Trigger is not recommended to use as computer security software! It won't be able to clean and protect your computer properly!
Related threats: Virus Response Lab 2009, Virus Trigger
Antivirus Trigger will start every time Windows system is started. It is considered as a high-risk rogue software program that shows false error messages, misleading scan results thus warning user that the computer system is infected. Time to time user is prompted to buy licensed program version, which will clean computer from viruses in return. Unfortunately, it is a scam and no further directions pointed by Antivirus Trigger should be regarded.
Note: Antivirus Trigger is not recommended to use as computer security software! It won't be able to clean and protect your computer properly!
Related threats: Virus Response Lab 2009, Virus Trigger
2. AntivirusTrigger removal tools:
- Malwarebytes' Anti-Malware (for the installation guide click here)
- Spyware Doctor (for the installation guide click here)
3. Screenshot:

4. AntivirusTrigger files:
cwegus.dll, eebpj.dll, elmnplw.dll, gtckad.dll, ijofmsu.dll, pbhha.dll, pgfshvp.dll, umhzwl.dllAvirTr.exe, AnvTrgr.exe
5. Hijackthis entries:
O4 Entries:
O4 - HKCU\..\Run: [AvirTr] "C:\Program Files\AvirTrsoftware\AvirTr.exe"
O22 Entries:
O22 - SharedTaskScheduler: demobilisation - {dfb3c1dc-1212-4235-88fd- 98539540f423} - C:\WINDOWS\system32\umhzwl.dll
O22 - SharedTaskScheduler: evacuative - {4d5b7736-a3bc-4e5b-9fa2-1bcc3e587abb} - C:\WINDOWS\system32\cwegus.dll
O22 - SharedTaskScheduler: disaffiliation - {854b8525-c907-4258-bc2e- 7b118037419c} - C:\WINDOWS\system32\eebpj.dll
O22 - SharedTaskScheduler: achromatic - {61d70260-527c-44e8-bb23-2243e93808d3} - C:\WINDOWS\system32\gtckad.dll
O22 - SharedTaskScheduler: fddi - {51e7273d-911a-445a-bf46-bd4b86b0e87b} - C:\WINDOWS\system32\pbhha.dll
O22 - SharedTaskScheduler: defroster - {50e9d039-fb50-4020-a841-1d226ae52b22} - C:\WINDOWS\system32\pgfshvp.dll
O22 - SharedTaskScheduler: cacara - {341bd909-3367-4307-b37d-fb1cc56387ad} - C:\ WINDOWS\system32\elmnplw.dll
O22 - SharedTaskScheduler: bussebuschke - {2ecca339-c274-40e3-a582-ef4c0e917639} - C:\WINDOWS\system32\ijofmsu.dll
O4 - HKCU\..\Run: [AvirTr] "C:\Program Files\AvirTrsoftware\AvirTr.exe"
O22 Entries:
O22 - SharedTaskScheduler: demobilisation - {dfb3c1dc-1212-4235-88fd- 98539540f423} - C:\WINDOWS\system32\umhzwl.dll
O22 - SharedTaskScheduler: evacuative - {4d5b7736-a3bc-4e5b-9fa2-1bcc3e587abb} - C:\WINDOWS\system32\cwegus.dll
O22 - SharedTaskScheduler: disaffiliation - {854b8525-c907-4258-bc2e- 7b118037419c} - C:\WINDOWS\system32\eebpj.dll
O22 - SharedTaskScheduler: achromatic - {61d70260-527c-44e8-bb23-2243e93808d3} - C:\WINDOWS\system32\gtckad.dll
O22 - SharedTaskScheduler: fddi - {51e7273d-911a-445a-bf46-bd4b86b0e87b} - C:\WINDOWS\system32\pbhha.dll
O22 - SharedTaskScheduler: defroster - {50e9d039-fb50-4020-a841-1d226ae52b22} - C:\WINDOWS\system32\pgfshvp.dll
O22 - SharedTaskScheduler: cacara - {341bd909-3367-4307-b37d-fb1cc56387ad} - C:\ WINDOWS\system32\elmnplw.dll
O22 - SharedTaskScheduler: bussebuschke - {2ecca339-c274-40e3-a582-ef4c0e917639} - C:\WINDOWS\system32\ijofmsu.dll