Cotmonger Trojan

Cotmonger malware description and removal detail
Categories:Trojan,Backdoor
Also known as:

[Kaspersky]Backdoor.Win32.HacDef.he,Backdoor.Win32.Agent.deu,Trojan.Win32.Agent.dld,Trojan.Win32.Agent.dmo;
[McAfee]Spam-Mailbot,Generic.dx;
[F-Prot]W32/Backdoor2.DYN;
[Other]Win32/Cotmonger,Win32/Cotmonger.B,Win32.Cotmonger.S,Win32/Cotmonger.Y,Backdoor.Trojan,Hacktool.Spammer,Win32/Cotmonger.DQ,Trojan Horse,Trojan:Win32./Malagent,BKDR_AGENT.AJAE,Troj/Soleno-F
Visible Symptoms:
Files in system folders:
[%SYSTEM%]\cjnr4r4askibtl.exe
[%SYSTEM%]\cjnr4r4dwomewo.exe
[%SYSTEM%]\cjnr4r4ibzrj.exe
[%SYSTEM%]\cjnr4r4nfxvnf.exe
[%SYSTEM%]\cjnr4r4piayqiat.exe
[%SYSTEM%]\cjnr4r4rjhzskibtm.exe
[%SYSTEM%]\cjnr4r4tmecume.exe
[%SYSTEM%]\cjnr4r4yrphz.exe
[%SYSTEM%]\dior4f44307716.exe
[%SYSTEM%]\dior4f47354601.exe
[%SYSTEM%]\dior4f4cvtld.exe
[%SYSTEM%]\dior4f4kewpha.exe
[%SYSTEM%]\dior4f4qiayqia.exe
[%SYSTEM%]\dior4f4tldv.exe
[%SYSTEM%]\dior4f4vofxpiasle.exe
[%SYSTEM%]\dior4f4yqogy.exe
[%SYSTEM%]\dior4f4zsjbtlewph.exe
[%SYSTEM%]\discpb.exe
[%SYSTEM%]\discpci.exe
[%SYSTEM%]\discrcc.exe
[%SYSTEM%]\discrpc.exe
[%SYSTEM%]\diskrq.exe
[%SYSTEM%]\greg.exe
[%SYSTEM%]\gregedit.exe
[%SYSTEM%]\mlsdf8h2515999.exe
[%SYSTEM%]\mlsdf8hatldwpibu.exe
[%SYSTEM%]\mlsdf8hbtmexqi.exe
[%SYSTEM%]\mlsdf8hewomewoha.exe
[%SYSTEM%]\mlsdf8hibtrjbtme.exe
[%SYSTEM%]\mlsdf8hrlcatldv.exe
[%SYSTEM%]\mlsdf8hslcumexpia.exe
[%SYSTEM%]\mlsdf8hslewohat.exe
[%SYSTEM%]\mlsdf8htlew.exe
[%SYSTEM%]\mlsdf8hzrjhzxqib.exe
[%SYSTEM%]\nlkfev7askias.exe
[%SYSTEM%]\nlkfev7btljb.exe
[%SYSTEM%]\nlkfev7cwogz.exe
[%SYSTEM%]\nlkfev7fyqogyqj.exe
[%SYSTEM%]\nlkfev7kdbtl.exe
[%SYSTEM%]\nlkfev7rkcu.exe
[%SYSTEM%]\nlkfev7rphzslexq.exe
[%SYSTEM%]\nlkfev7wogewv.exe
[%SYSTEM%]\nlkfev7wpgfxd.exe
[%SYSTEM%]\sklrr7y8735288.exe
[%SYSTEM%]\sklrr7y9631238.exe
[%SYSTEM%]\sklrr7ycvnldvog.exe
[%SYSTEM%]\sklrr7ydwogyqibtm.exe
[%SYSTEM%]\sklrr7ykdutld.exe
[%SYSTEM%]\sklrr7ylevulew.exe
[%SYSTEM%]\sklrr7ywomew.exe
[%SYSTEM%]\sklrr7yxphyqjbumf.exe
[%SYSTEM%]\sklrr7yxqigyqi.exe
[%SYSTEM%]\sys.exe
[%SYSTEM%]\cjnr4r4askibtl.exe
[%SYSTEM%]\cjnr4r4dwomewo.exe
[%SYSTEM%]\cjnr4r4ibzrj.exe
[%SYSTEM%]\cjnr4r4nfxvnf.exe
[%SYSTEM%]\cjnr4r4piayqiat.exe
[%SYSTEM%]\cjnr4r4rjhzskibtm.exe
[%SYSTEM%]\cjnr4r4tmecume.exe
[%SYSTEM%]\cjnr4r4yrphz.exe
[%SYSTEM%]\dior4f44307716.exe
[%SYSTEM%]\dior4f47354601.exe
[%SYSTEM%]\dior4f4cvtld.exe
[%SYSTEM%]\dior4f4kewpha.exe
[%SYSTEM%]\dior4f4qiayqia.exe
[%SYSTEM%]\dior4f4tldv.exe
[%SYSTEM%]\dior4f4vofxpiasle.exe
[%SYSTEM%]\dior4f4yqogy.exe
[%SYSTEM%]\dior4f4zsjbtlewph.exe
[%SYSTEM%]\discpb.exe
[%SYSTEM%]\discpci.exe
[%SYSTEM%]\discrcc.exe
[%SYSTEM%]\discrpc.exe
[%SYSTEM%]\diskrq.exe
[%SYSTEM%]\greg.exe
[%SYSTEM%]\gregedit.exe
[%SYSTEM%]\mlsdf8h2515999.exe
[%SYSTEM%]\mlsdf8hatldwpibu.exe
[%SYSTEM%]\mlsdf8hbtmexqi.exe
[%SYSTEM%]\mlsdf8hewomewoha.exe
[%SYSTEM%]\mlsdf8hibtrjbtme.exe
[%SYSTEM%]\mlsdf8hrlcatldv.exe
[%SYSTEM%]\mlsdf8hslcumexpia.exe
[%SYSTEM%]\mlsdf8hslewohat.exe
[%SYSTEM%]\mlsdf8htlew.exe
[%SYSTEM%]\mlsdf8hzrjhzxqib.exe
[%SYSTEM%]\nlkfev7askias.exe
[%SYSTEM%]\nlkfev7btljb.exe
[%SYSTEM%]\nlkfev7cwogz.exe
[%SYSTEM%]\nlkfev7fyqogyqj.exe
[%SYSTEM%]\nlkfev7kdbtl.exe
[%SYSTEM%]\nlkfev7rkcu.exe
[%SYSTEM%]\nlkfev7rphzslexq.exe
[%SYSTEM%]\nlkfev7wogewv.exe
[%SYSTEM%]\nlkfev7wpgfxd.exe
[%SYSTEM%]\sklrr7y8735288.exe
[%SYSTEM%]\sklrr7y9631238.exe
[%SYSTEM%]\sklrr7ycvnldvog.exe
[%SYSTEM%]\sklrr7ydwogyqibtm.exe
[%SYSTEM%]\sklrr7ykdutld.exe
[%SYSTEM%]\sklrr7ylevulew.exe
[%SYSTEM%]\sklrr7ywomew.exe
[%SYSTEM%]\sklrr7yxphyqjbumf.exe
[%SYSTEM%]\sklrr7yxqigyqi.exe
[%SYSTEM%]\sys.exe

In order to ensure that the Cotmonger is launched automatically each time the system is booted, the Cotmonger adds a link to its executable file in the system registry:
HKLM\Microsoft\Windows\CurrentVersion\Run
[%SYSTEM%]\cjnr4r4askibtl.exe
[%SYSTEM%]\cjnr4r4dwomewo.exe
[%SYSTEM%]\cjnr4r4ibzrj.exe
[%SYSTEM%]\cjnr4r4nfxvnf.exe
[%SYSTEM%]\cjnr4r4piayqiat.exe
[%SYSTEM%]\cjnr4r4rjhzskibtm.exe
[%SYSTEM%]\cjnr4r4tmecume.exe
[%SYSTEM%]\cjnr4r4yrphz.exe
[%SYSTEM%]\dior4f44307716.exe
[%SYSTEM%]\dior4f47354601.exe
[%SYSTEM%]\dior4f4cvtld.exe
[%SYSTEM%]\dior4f4kewpha.exe
[%SYSTEM%]\dior4f4qiayqia.exe
[%SYSTEM%]\dior4f4tldv.exe
[%SYSTEM%]\dior4f4vofxpiasle.exe
[%SYSTEM%]\dior4f4yqogy.exe
[%SYSTEM%]\dior4f4zsjbtlewph.exe
[%SYSTEM%]\discpb.exe
[%SYSTEM%]\discpci.exe
[%SYSTEM%]\discrcc.exe
[%SYSTEM%]\discrpc.exe
[%SYSTEM%]\diskrq.exe
[%SYSTEM%]\greg.exe
[%SYSTEM%]\gregedit.exe
[%SYSTEM%]\mlsdf8h2515999.exe
[%SYSTEM%]\mlsdf8hatldwpibu.exe
[%SYSTEM%]\mlsdf8hbtmexqi.exe
[%SYSTEM%]\mlsdf8hewomewoha.exe
[%SYSTEM%]\mlsdf8hibtrjbtme.exe
[%SYSTEM%]\mlsdf8hrlcatldv.exe
[%SYSTEM%]\mlsdf8hslcumexpia.exe
[%SYSTEM%]\mlsdf8hslewohat.exe
[%SYSTEM%]\mlsdf8htlew.exe
[%SYSTEM%]\mlsdf8hzrjhzxqib.exe
[%SYSTEM%]\nlkfev7askias.exe
[%SYSTEM%]\nlkfev7btljb.exe
[%SYSTEM%]\nlkfev7cwogz.exe
[%SYSTEM%]\nlkfev7fyqogyqj.exe
[%SYSTEM%]\nlkfev7kdbtl.exe
[%SYSTEM%]\nlkfev7rkcu.exe
[%SYSTEM%]\nlkfev7rphzslexq.exe
[%SYSTEM%]\nlkfev7wogewv.exe
[%SYSTEM%]\nlkfev7wpgfxd.exe
[%SYSTEM%]\sklrr7y8735288.exe
[%SYSTEM%]\sklrr7y9631238.exe
[%SYSTEM%]\sklrr7ycvnldvog.exe
[%SYSTEM%]\sklrr7ydwogyqibtm.exe
[%SYSTEM%]\sklrr7ykdutld.exe
[%SYSTEM%]\sklrr7ylevulew.exe
[%SYSTEM%]\sklrr7ywomew.exe
[%SYSTEM%]\sklrr7yxphyqjbumf.exe
[%SYSTEM%]\sklrr7yxqigyqi.exe
[%SYSTEM%]\sys.exe

Platforms / OS: Windows 95, Windows 98, Windows 98 SE, Windows NT, Windows ME, Windows 2000, Windows XP, Windows 2003, Windows Vista

Detecting Cotmonger:

Files:
[%SYSTEM%]\cjnr4r4askibtl.exe
[%SYSTEM%]\cjnr4r4dwomewo.exe
[%SYSTEM%]\cjnr4r4ibzrj.exe
[%SYSTEM%]\cjnr4r4nfxvnf.exe
[%SYSTEM%]\cjnr4r4piayqiat.exe
[%SYSTEM%]\cjnr4r4rjhzskibtm.exe
[%SYSTEM%]\cjnr4r4tmecume.exe
[%SYSTEM%]\cjnr4r4yrphz.exe
[%SYSTEM%]\dior4f44307716.exe
[%SYSTEM%]\dior4f47354601.exe
[%SYSTEM%]\dior4f4cvtld.exe
[%SYSTEM%]\dior4f4kewpha.exe
[%SYSTEM%]\dior4f4qiayqia.exe
[%SYSTEM%]\dior4f4tldv.exe
[%SYSTEM%]\dior4f4vofxpiasle.exe
[%SYSTEM%]\dior4f4yqogy.exe
[%SYSTEM%]\dior4f4zsjbtlewph.exe
[%SYSTEM%]\discpb.exe
[%SYSTEM%]\discpci.exe
[%SYSTEM%]\discrcc.exe
[%SYSTEM%]\discrpc.exe
[%SYSTEM%]\diskrq.exe
[%SYSTEM%]\greg.exe
[%SYSTEM%]\gregedit.exe
[%SYSTEM%]\mlsdf8h2515999.exe
[%SYSTEM%]\mlsdf8hatldwpibu.exe
[%SYSTEM%]\mlsdf8hbtmexqi.exe
[%SYSTEM%]\mlsdf8hewomewoha.exe
[%SYSTEM%]\mlsdf8hibtrjbtme.exe
[%SYSTEM%]\mlsdf8hrlcatldv.exe
[%SYSTEM%]\mlsdf8hslcumexpia.exe
[%SYSTEM%]\mlsdf8hslewohat.exe
[%SYSTEM%]\mlsdf8htlew.exe
[%SYSTEM%]\mlsdf8hzrjhzxqib.exe
[%SYSTEM%]\nlkfev7askias.exe
[%SYSTEM%]\nlkfev7btljb.exe
[%SYSTEM%]\nlkfev7cwogz.exe
[%SYSTEM%]\nlkfev7fyqogyqj.exe
[%SYSTEM%]\nlkfev7kdbtl.exe
[%SYSTEM%]\nlkfev7rkcu.exe
[%SYSTEM%]\nlkfev7rphzslexq.exe
[%SYSTEM%]\nlkfev7wogewv.exe
[%SYSTEM%]\nlkfev7wpgfxd.exe
[%SYSTEM%]\sklrr7y8735288.exe
[%SYSTEM%]\sklrr7y9631238.exe
[%SYSTEM%]\sklrr7ycvnldvog.exe
[%SYSTEM%]\sklrr7ydwogyqibtm.exe
[%SYSTEM%]\sklrr7ykdutld.exe
[%SYSTEM%]\sklrr7ylevulew.exe
[%SYSTEM%]\sklrr7ywomew.exe
[%SYSTEM%]\sklrr7yxphyqjbumf.exe
[%SYSTEM%]\sklrr7yxqigyqi.exe
[%SYSTEM%]\sys.exe
[%SYSTEM%]\cjnr4r4askibtl.exe
[%SYSTEM%]\cjnr4r4dwomewo.exe
[%SYSTEM%]\cjnr4r4ibzrj.exe
[%SYSTEM%]\cjnr4r4nfxvnf.exe
[%SYSTEM%]\cjnr4r4piayqiat.exe
[%SYSTEM%]\cjnr4r4rjhzskibtm.exe
[%SYSTEM%]\cjnr4r4tmecume.exe
[%SYSTEM%]\cjnr4r4yrphz.exe
[%SYSTEM%]\dior4f44307716.exe
[%SYSTEM%]\dior4f47354601.exe
[%SYSTEM%]\dior4f4cvtld.exe
[%SYSTEM%]\dior4f4kewpha.exe
[%SYSTEM%]\dior4f4qiayqia.exe
[%SYSTEM%]\dior4f4tldv.exe
[%SYSTEM%]\dior4f4vofxpiasle.exe
[%SYSTEM%]\dior4f4yqogy.exe
[%SYSTEM%]\dior4f4zsjbtlewph.exe
[%SYSTEM%]\discpb.exe
[%SYSTEM%]\discpci.exe
[%SYSTEM%]\discrcc.exe
[%SYSTEM%]\discrpc.exe
[%SYSTEM%]\diskrq.exe
[%SYSTEM%]\greg.exe
[%SYSTEM%]\gregedit.exe
[%SYSTEM%]\mlsdf8h2515999.exe
[%SYSTEM%]\mlsdf8hatldwpibu.exe
[%SYSTEM%]\mlsdf8hbtmexqi.exe
[%SYSTEM%]\mlsdf8hewomewoha.exe
[%SYSTEM%]\mlsdf8hibtrjbtme.exe
[%SYSTEM%]\mlsdf8hrlcatldv.exe
[%SYSTEM%]\mlsdf8hslcumexpia.exe
[%SYSTEM%]\mlsdf8hslewohat.exe
[%SYSTEM%]\mlsdf8htlew.exe
[%SYSTEM%]\mlsdf8hzrjhzxqib.exe
[%SYSTEM%]\nlkfev7askias.exe
[%SYSTEM%]\nlkfev7btljb.exe
[%SYSTEM%]\nlkfev7cwogz.exe
[%SYSTEM%]\nlkfev7fyqogyqj.exe
[%SYSTEM%]\nlkfev7kdbtl.exe
[%SYSTEM%]\nlkfev7rkcu.exe
[%SYSTEM%]\nlkfev7rphzslexq.exe
[%SYSTEM%]\nlkfev7wogewv.exe
[%SYSTEM%]\nlkfev7wpgfxd.exe
[%SYSTEM%]\sklrr7y8735288.exe
[%SYSTEM%]\sklrr7y9631238.exe
[%SYSTEM%]\sklrr7ycvnldvog.exe
[%SYSTEM%]\sklrr7ydwogyqibtm.exe
[%SYSTEM%]\sklrr7ykdutld.exe
[%SYSTEM%]\sklrr7ylevulew.exe
[%SYSTEM%]\sklrr7ywomew.exe
[%SYSTEM%]\sklrr7yxphyqjbumf.exe
[%SYSTEM%]\sklrr7yxqigyqi.exe
[%SYSTEM%]\sys.exe

Registry Keys:
HKEY_LOCAL_MACHINE\system\currentcontrolset\services\u2yyiadoa

Removing Cotmonger:

An up-to-date copy of ExterminateIt should detect and prevent infection from Cotmonger.

If you do not have ExterminateIt and you are worried that you may have infected computer, you could run trial version of ExterminateIt, or remove Cotmonger manually.

To completely manually remove Cotmonger malware from your computer, you need to delete the Windows registry keys and registry values, the files and folders associated with Cotmonger.

  1. Use Task Manager to terminate the Cotmonger process.
  2. Delete the original Cotmonger file and folders.
  3. Delete the system registry key parameters
  4. Update your antivirus databases or buy antivirus software and perform a full scan of the computer.

We recommends that all Internet users back up any important information on their computers, enable maximum protection from network attacks and malicious code on their computers, refrain from executing suspicious programs received from untrustworthy sources.

ExterminateIt effectively and automatically removes Cotmonger from you computer and is a good solution for those who are seeking easy and effective protection for their computer from Trojan Horses, Rootkits, Backdoors, spyware, botnets, keystroke loggers, dialers and other malicious software(malware).

Download ExterminateIt! to instantly get rid of Cotmonger!

Also Be Aware of the Following Threats:
Delf.ap Downloader Cleaner
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