Backdoor.FJW
Posted: February 21, 2013
Threat Metric
The following fields listed on the Threat Meter containing a specific value, are explained in detail below:
Threat Level: The threat level scale goes from 1 to 10 where 10 is the highest level of severity and 1 is the lowest level of severity. Each specific level is relative to the threat's consistent assessed behaviors collected from SpyHunter's risk assessment model.
Detection Count: The collective number of confirmed and suspected cases of a particular malware threat. The detection count is calculated from infected PCs retrieved from diagnostic and scan log reports generated by SpyHunter.
Volume Count: Similar to the detection count, the Volume Count is specifically based on the number of confirmed and suspected threats infecting systems on a daily basis. High volume counts usually represent a popular threat but may or may not have infected a large number of systems. High detection count threats could lay dormant and have a low volume count. Criteria for Volume Count is relative to a daily detection count.
Trend Path: The Trend Path, utilizing an up arrow, down arrow or equal symbol, represents the level of recent movement of a particular threat. Up arrows represent an increase, down arrows represent a decline and the equal symbol represent no change to a threat's recent movement.
% Impact (Last 7 Days): This demonstrates a 7-day period change in the frequency of a malware threat infecting PCs. The percentage impact correlates directly to the current Trend Path to determine a rise or decline in the percentage.
| Threat Level: | 6/10 |
|---|---|
| Infected PCs: | 150 |
| First Seen: | February 21, 2013 |
|---|---|
| Last Seen: | February 18, 2022 |
| OS(es) Affected: | Windows |
Backdoor.FJW is a heuristic label of a sub-type of backdoor Trojan that also displays the basic traits of spyware: attempting to steal personal information that it then sends to a remote attacker. Variants of Backdoor.FJW also may install other forms of malware, modify your network security settings or, in some cases, even delete themselves (after stealing your info). Because the term Backdoor.FJW can be applied to several types of similar Trojans, you should use general PC security techniques to avoid a Backdoor.FJW infection. SpywareRemove.com malware researchers additionally recommend using anti-malware programs to find or delete Backdoor.FJW, which is unlikely to show any visible symptoms even while it's in the process of stealing any data.
Backdoor.FJW: Having Its Hands on Your Passwords While It Feeds Your Thumb Drives to the Worms
Even though Backdoor.FJW can be used as the name of various types of backdoor Trojans and spyware, most Backdoor.FJW variants are noted for the major traits that they share in common with each other. Some of these traits, as noted by SpywareRemove.com malware researchers and others in the industry, include:
- Potential downloading capabilities. Backdoor.FJW may download other types of spyware (malicious software that steals information), worms like W32/Autorun.worm.aaeh or a variety of other PC threats. W32/Autorun.worm.aaeh is notable for including Autorun exploits that allow it to install itself via USB thumb drives.
- Information-stealing functions. Backdoor.FJW has been known to steal passwords for website accounts, e-mail clients, FTP clients like Core FTP and cloud storage programs. Rather than being limited to a specific brand, these attacks can affect all browsers. Stolen information is transmitted to a server where criminals may exploit the data for account hijacks and other crimes.
- In some cases, Backdoor.FJW may delete itself to avoid detection. This usually is done only after it steals your information and doesn't remove any malware that's already been installed by Backdoor.FJW.
Hammering Backdoor.FJW's Security Loopholes Down to the Ground
Aliases of Backdoor.FJW Trojans include Trojan.Zbot, PWS:Win32/Fareit, W32/Troj_Generic.GBAKI and Win32/PSW.Fareit.A Trojan. Even though Backdoor.FJW cannot distribute itself, Backdoor.FJW often is affiliated with other PC threats that may install Backdoor.FJW or use other methods to infect new PCs with Backdoor.FJW. Reacting to a Backdoor.FJW attack as quickly as possible will help to prevent Backdoor.FJW from stealing sensitive data or installing other Trojans that could instigate further attacks besides the ones noted in this article.
Because Backdoor.FJW doesn't make its attacks easily visible, SpywareRemove.com malware analysts encourage the use of anti-malware applications to protect against any Backdoor.FJW attacks on a preemptive basis. If you do use such programs to remove a Backdoor.FJW infection, you also should consider changing any passwords and other information that could have been stolen by Backdoor.FJW before its removal. Given Backdoor.FJW 's typical contact with remote servers without any consent, double-checking your firewall settings and overall network security also are commendable.
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:file.exe
File name: file.exeSize: 94.2 KB (94208 bytes)
MD5: a55e10e41a7868961a4fb79a07ed2676
Detection count: 72
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: February 22, 2013
file.exe
File name: file.exeSize: 308.73 KB (308736 bytes)
MD5: 05139b0ebde6ba845d17fa9b334fef89
Detection count: 71
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: February 22, 2013
file.exe
File name: file.exeSize: 285.69 KB (285696 bytes)
MD5: 321b43b0ba19454a339b8b176340cbf8
Detection count: 70
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: February 22, 2013
file.exe
File name: file.exeSize: 88.27 KB (88272 bytes)
MD5: 1d7b675a789074d21c8279737e1912c9
Detection count: 66
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: February 22, 2013
file.exe
File name: file.exeSize: 79.38 KB (79384 bytes)
MD5: f8c01bcee85df953923a7e7321d33ce5
Detection count: 65
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: February 22, 2013
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