Trojan-Downloader.Win32.Bitser

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

What is Trojan-Downloader.Win32.Bitser infection?

In this article you will certainly locate about the definition of Trojan-Downloader.Win32.Bitser as well as its negative effect on your computer. Such ransomware are a form of malware that is specified by online fraudulences to demand paying the ransom money by a sufferer.

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Most of the cases, Trojan-Downloader.Win32.Bitser virus will certainly advise its sufferers to initiate funds move for the purpose of neutralizing the changes that the Trojan infection has actually introduced to the victim’s gadget.

Trojan-Downloader.Win32.Bitser Summary

These adjustments can be as adheres to:

  • Executable code extraction;
  • Creates RWX memory;
  • Expresses interest in specific running processes;
  • Reads data out of its own binary image;
  • Drops a binary and executes it;
  • A scripting utility was executed;
  • Uses Windows utilities for basic functionality;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Network activity detected but not expressed in API logs;
  • Anomalous binary characteristics;
  • Ciphering the records found on the target’s hard drive — so the sufferer can no longer make use of the information;
  • Preventing normal access to the sufferer’s workstation;

Related domains:

z.whorecord.xyzRansom.Hermes!gen2
a.tomx.xyzRansom.Hermes!gen2

Trojan-Downloader.Win32.Bitser

The most typical channels through which Trojan-Downloader.Win32.Bitser Trojans are infused are:

  • By ways of phishing emails;
  • As an effect of customer winding up on a resource that hosts a malicious software program;

As quickly as the Trojan is efficiently infused, it will either cipher the information on the sufferer’s computer or stop the device from functioning in a proper way – while additionally positioning a ransom money note that points out the need for the targets to impact the payment for the function of decrypting the records or recovering the file system back to the preliminary problem. In the majority of circumstances, the ransom note will show up when the customer reboots the PC after the system has actually currently been damaged.

Trojan-Downloader.Win32.Bitser circulation channels.

In numerous edges of the globe, Trojan-Downloader.Win32.Bitser expands by jumps as well as bounds. Nevertheless, the ransom money notes and tricks of extorting the ransom money quantity may differ relying on specific local (local) settings. The ransom money notes and techniques of extorting the ransom money amount may differ depending on particular regional (local) settings.

Ransomware injection

For instance:

    Faulty alerts concerning unlicensed software.

    In certain locations, the Trojans usually wrongfully report having actually found some unlicensed applications made it possible for on the target’s tool. The alert after that demands the user to pay the ransom.

    Faulty declarations concerning unlawful web content.

    In nations where software piracy is much less prominent, this method is not as efficient for the cyber frauds. Additionally, the Trojan-Downloader.Win32.Bitser popup alert may falsely claim to be deriving from a law enforcement organization and will report having situated kid pornography or various other unlawful information on the gadget.

    Trojan-Downloader.Win32.Bitser popup alert may incorrectly claim to be obtaining from a legislation enforcement institution and will report having situated youngster porn or other unlawful information on the tool. The alert will in a similar way have a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 1B7F2392
md5: b906cde8a6d1466286de93d7980ad26f
name: B906CDE8A6D1466286DE93D7980AD26F.mlw
sha1: ac011e1a1097de32713825126f991ee239dd3a33
sha256: b460c2d7f89eddf813a533e5f4259565ccf761c231541b2e5fa5afc5d0a4f1ac
sha512: 9d810947952e606ba402dbeba0d1dc7cc82a6f665704cc1e3522209115df103e855d12c11393561a77203b61c659542363e331aaeb2eebb29ce6cc19ca68ab22
ssdeep: 196608:DDFuUSb260q3z4gh8cjs0MhV6lbTuRVlaXYTgn+/8wEwZQUiDMmUS7sR:FuULCz4g56V61TuRaIq+EVQmUSM
type: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows

Version Info:

0: [No Data]

Trojan-Downloader.Win32.Bitser also known as:

GridinSoftTrojan.Ransom.Gen
DrWebTrojan.BPlug.3926
CylanceUnsafe
CrowdStrikewin/malicious_confidence_60% (D)
SymantecRansom.Hermes!gen2
AvastWin32:Malware-gen
CynetMalicious (score: 99)
KasperskyHEUR:Trojan-Downloader.Win32.Bitser.gen
TencentWin32.Trojan-downloader.Bitser.Pdvq
F-SecureHeuristic.HEUR/AGEN.1138824
McAfee-GW-EditionBehavesLike.Win32.Dropper.rc
FireEyeGeneric.mg.b906cde8a6d14662
AviraHEUR/AGEN.1138824
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftTrojan:Win32/Sabsik.FL.A!ml
McAfeeArtemis!B906CDE8A6D1
RisingTrojan.PSRunner/NSIS!1.D5F9 (CLASSIC)
IkarusTrojan.Wdfload
FortinetNSIS/Bitser.BD3!tr
AVGWin32:Malware-gen
Qihoo-360HEUR/QVM20.1.6A84.Malware.Gen

How to remove Trojan-Downloader.Win32.Bitser ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

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 Trojan-Downloader.Win32.Bitser 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan-Downloader.Win32.Bitser 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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