Generic.JS.DownloaderS.2A00C005

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Generic.JS.DownloaderS.2A00C005 infection?

In this short article you will certainly find regarding the interpretation of Generic.JS.DownloaderS.2A00C005 and its negative influence on your computer. Such ransomware are a form of malware that is specified by on the internet scams to demand paying the ransom by a sufferer.

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Most of the cases, Generic.JS.DownloaderS.2A00C005 ransomware will advise its targets to launch funds transfer for the purpose of neutralizing the amendments that the Trojan infection has introduced to the target’s device.

Generic.JS.DownloaderS.2A00C005 Summary

These alterations can be as complies with:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • Attempts to connect to a dead IP:Port (1 unique times);
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • A process created a hidden window;
  • Performs some HTTP requests;
  • Uses Windows utilities for basic functionality;
  • Checks for the presence of known windows from debuggers and forensic tools;
  • Installs itself for autorun at Windows startup.

    There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • A wscript.exe process commonly used in script or document file downloaders initiated network activity;
  • Detects VirtualBox through the presence of a registry key;
  • Ciphering the papers found on the victim’s hard disk drive — so the victim can no more make use of the data;
  • Preventing regular accessibility to the victim’s workstation;
Similar behavior
Related domains
techproconsult.comTrojan-Ransom.Script.Locky

Generic.JS.DownloaderS.2A00C005

One of the most regular channels where Generic.JS.DownloaderS.2A00C005 Ransomware Trojans are infused are:

  • By means of phishing emails;
  • As a repercussion of user ending up on a source that holds a destructive software application;

As soon as the Trojan is efficiently injected, it will either cipher the data on the victim’s PC or protect against the tool from working in a correct fashion – while likewise placing a ransom money note that mentions the demand for the victims to impact the settlement for the function of decrypting the records or recovering the data system back to the initial condition. In many instances, the ransom money note will come up when the client restarts the PC after the system has actually currently been harmed.

Generic.JS.DownloaderS.2A00C005 circulation networks.

In different corners of the world, Generic.JS.DownloaderS.2A00C005 expands by leaps and bounds. Nonetheless, the ransom money notes and also tricks of extorting the ransom money quantity might differ relying on certain regional (regional) setups. The ransom notes and also techniques of obtaining the ransom amount may vary depending on particular local (local) settings.

Ransomware injection

For example:

    Faulty signals about unlicensed software.

    In specific locations, the Trojans usually wrongfully report having found some unlicensed applications made it possible for on the victim’s device. The sharp after that demands the customer to pay the ransom.

    Faulty statements concerning illegal material.

    In countries where software piracy is less prominent, this method is not as efficient for the cyber scams. Conversely, the Generic.JS.DownloaderS.2A00C005 popup alert might incorrectly claim to be deriving from a law enforcement establishment as well as will report having located youngster pornography or other illegal information on the gadget.

    Generic.JS.DownloaderS.2A00C005 popup alert might falsely declare to be obtaining from a legislation enforcement establishment and also will certainly report having situated kid pornography or various other unlawful data on the device. The alert will in a similar way have a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: F8D5CA84
md5: b9e027f37347429a5dd9ccee290b8296
name: info_proposal_406A3534.zip
sha1: c663b262b8424b62ad35ebb09b65dc706622c8d7
sha256: 07e0bd4f560d30c819bd7a14e84195126ef25e177d15724fa5658f76b65f2f6c
sha512: f3ed63c37cb64c957dc4b2999f6bf1330ad447f140cdb30844111b698d138a595155f70bb9742abfde1dbebe18cccb8d4f51ed7ed94d65a885b095a91a2b96c5
ssdeep: 192:rZK/zsFdIdZK/zsFdIiZK/zsFdIsZK/zsFdIvE:NGs4PGs46Gs48Gs4s
type: Zip archive data, at least v2.0 to extract

Version Info:

0: [No Data]

Generic.JS.DownloaderS.2A00C005 also known as:

GridinSoftTrojan.Ransom.Gen
CAT-QuickHealJS.Agent.DD
McAfeeArtemis!B9E027F37347
VIPRETrojan-Downloader.JS.Nemucod.c (v)
K7GWTrojan ( 004dfe6d1 )
K7AntiVirusTrojan ( 004dfe6d1 )
ArcabitGeneric.JS.DownloaderS.2A00C005
BaiduMulti.Threats.InArchive
F-ProtJS/Locky.AA
SymantecSecurityRisk.gen1
ESET-NOD32JS/TrojanDownloader.Nemucod.AAL
TrendMicro-HouseCallJS_NEMUCOD.SMMA
AvastVBS:Downloader-AGH [Trj]
KasperskyTrojan-Downloader.JS.Agent.knf
BitDefenderGeneric.JS.DownloaderS.2A00C005
NANO-AntivirusTrojan.Script.Locky.ecathk
AegisLabJs.Nemucod.Aipesp!c
TencentJs.Trojan.Raas.Auto
EmsisoftGeneric.JS.DownloaderS.2A00C005 (B)
F-SecureTrojan-Downloader:JS/Maljas.A
DrWebJS.DownLoader.1471
TrendMicroJS_NEMUCOD.SMMA
McAfee-GW-EditionJS/Nemucod.in
SophosTroj/JSAgent-HR
CyrenJS/Locky.AA
AviraHEUR/Suspar.Gen
Antiy-AVLTrojan[Downloader]/JS.Nemucod.aao
MicrosoftTrojanDownloader:JS/Nemucod
ZoneAlarmTrojan-Downloader.JS.Agent.knf
GDataGeneric.JS.DownloaderS.2A00C005 (4x)
AhnLab-V3JS/Obfus.S48
AVwareTrojan-Downloader.JS.Nemucod.c (v)
MAXmalware (ai score=81)
IkarusTrojan-Ransom.Script.Locky
FortinetJS/Nemucod.AAL!tr
AVGVBS:Downloader-AGH [Trj]
Qihoo-360trojan.js.downloader.1

How to remove Generic.JS.DownloaderS.2A00C005 ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Generic.JS.DownloaderS.2A00C005 files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

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If the guide doesn’t help you to remove Generic.JS.DownloaderS.2A00C005 you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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