Home Malware Programs Trojans TR/Dldr.Esitgun.A

TR/Dldr.Esitgun.A

Posted: August 7, 2013

Threat Metric

Threat Level: 9/10
Infected PCs: 95
First Seen: August 7, 2013
OS(es) Affected: Windows

TR/Dldr.Esitgun.A, currently estimated to be a variant of the banking Trojan Zeus, is a backdoor Trojan distributed by recent spam e-mail attacks centered around Germany. These e-mail messages are designed to look like notifications of payment problems related to a delivery from Hardwareversand Ltd – a legitimate hardware company. However, victims so foolhardy as to open the accompanying file attachment as instructed will infect their computers with TR/Dldr.Esitgun.A, which grants criminals remote access to the infected system while also conducting attacks designed to steal confidential information. SpywareRemove.com malware researchers stress that you always should scan suspicious files before opening them and recommend using nothing less than the most effective anti-malware software you have to delete TR/Dldr.Esitgun.A, which is a high-level threat to your PC's security.

TR/Dldr.Esitgun.A: Delivering Malware and Demanding Your Money in the Same Breath

TR/Dldr.Esitgun.A uses spam e-mail as the main vehicle for its distribution to new computers, with the current e-mail being targeted explicitly at German-speaking PC users – preferably, ones who have a habit of shopping for PC hardware online. By claiming to be a notification from a debt collection agency regarding the payment for a hardware order, these e-mails attempt to lure victims into opening a ZIP-archived file attachment, which is labeled 'mahnung' (German for 'reminder'). This seemingly innocuous file is the Trojan TR/Dldr.Esitgun.A, which, SpywareRemove.com malware experts warn, is designed to conduct sophisticated attacks against your PC's security. Some issues related to TR/Dldr.Esitgun.A infections can include:

  • TR/Dldr.Esitgun.A injects malicious code into unrelated memory processes. This has a dual purpose of concealing TR/Dldr.Esitgun.A's components and bypassing various security features.
  • TR/Dldr.Esitgun.A also opens a connection with a C&C server. This backdoor connection can be used to control your computer, send instructions to TR/Dldr.Esitgun.A or allow TR/Dldr.Esitgun.A to install other PC threats.
  • There also is some evidence of TR/Dldr.Esitgun.A including spyware functions that would allow TR/Dldr.Esitgun.A to steal confidential information from your computer – such as the login data of your bank account.

Paying Your Due to PC Safety While Protecting Yourself from Fraudulent Debts

Like almost all spam e-mail messages, TR/Dldr.Esitgun.A's e-mails require the victim to be so unwise as to open the accompanying file attachment intentionally. A simple anti-malware scan should reveal the file's true nature as TR/Dldr.Esitgun.A, and it always should be kept in mind that legitimate notifications from debt companies don't have any reason to enclose unusual files (particularly ones that are enclosed in ZIP archives).

SpywareRemove.com malware researchers also suggest the use sophisticated anti-malware software for deleting TR/Dldr.Esitgun.A after TR/Dldr.Esitgun.A has infected your computer. Because TR/Dldr.Esitgun.A uses code-injection attacks and similar functions that are meant to work around your PC's standard security features, you should be wary of attempting to remove TR/Dldr.Esitgun.A without relevant anti-malware tools or, at least, the help of a reliable PC security professional.

Technical Details

File System Modifications

Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.

The following files were created in the system:



Mahnung.zip File name: Mahnung.zip
Mime Type: unknown/zip
Group: Malware file
mahnung.exe File name: mahnung.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
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