Win32/Bifrose.NTA

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

What is Win32/Bifrose.NTA infection?

In this post you will find regarding the meaning of Win32/Bifrose.NTA and its unfavorable effect on your computer system. Such ransomware are a type of malware that is clarified by online fraudulences to require paying the ransom money by a target.

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In the majority of the cases, Win32/Bifrose.NTA infection will instruct its targets to initiate funds transfer for the objective of neutralizing the amendments that the Trojan infection has actually presented to the sufferer’s tool.

Win32/Bifrose.NTA Summary

These alterations can be as adheres to:

  • Executable code extraction;
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Creates RWX memory;
  • The binary likely contains encrypted or compressed data.;
  • Queries information on disks, possibly for anti-virtualization;
  • Executed a process and injected code into it, probably while unpacking;
  • Anomalous binary characteristics;
  • Ciphering the documents located on the sufferer’s disk drive — so the sufferer can no longer use the data;
  • Preventing normal accessibility to the sufferer’s workstation;

Win32/Bifrose.NTA

One of the most common channels through which Win32/Bifrose.NTA Ransomware are infused are:

  • By ways of phishing emails;
  • As a consequence of individual ending up on a resource that holds a harmful software application;

As soon as the Trojan is successfully infused, it will certainly either cipher the information on the sufferer’s computer or stop the tool from operating in an appropriate way – while likewise placing a ransom money note that states the requirement for the targets to effect the settlement for the purpose of decrypting the papers or restoring the file system back to the first problem. In the majority of instances, the ransom note will certainly turn up when the client reboots the PC after the system has currently been damaged.

Win32/Bifrose.NTA circulation networks.

In numerous edges of the world, Win32/Bifrose.NTA grows by jumps and bounds. However, the ransom notes and also techniques of obtaining the ransom money quantity may differ depending upon particular neighborhood (local) setups. The ransom notes and also techniques of obtaining the ransom amount may differ depending on specific regional (regional) settings.

Ransomware injection

For example:

    Faulty alerts about unlicensed software program.

    In specific locations, the Trojans often wrongfully report having actually discovered some unlicensed applications enabled on the sufferer’s device. The alert after that demands the user to pay the ransom.

    Faulty statements concerning illegal web content.

    In countries where software program piracy is less prominent, this method is not as effective for the cyber frauds. Alternatively, the Win32/Bifrose.NTA popup alert may incorrectly assert to be originating from a law enforcement establishment as well as will report having situated kid porn or various other illegal information on the device.

    Win32/Bifrose.NTA popup alert might incorrectly declare to be deriving from a legislation enforcement institution and will certainly report having located child porn or other illegal data on the device. The alert will in a similar way contain a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: 6971A79E
md5: f273b187c0b9b0df3436471e6da4dc68
name: F273B187C0B9B0DF3436471E6DA4DC68.mlw
sha1: 5927f4224499a07f3601cb6b97a580e294954b9e
sha256: 5b7090651a4ffb19e772a7866e652879510f985faa3adbcaf51c38d873e7758e
sha512: 169de7592a5dc3f70e0d1513a0851913c0f78eb3f23945734f21bee5edc97b299afe430b3d4a75fb40fb58b65d562794bbc306be28f47536480cc496f4d3607e
ssdeep: 6144:pYz2w+pCCTuiHOyfTGWWjRSwnVW5GJZ2tNYLj8MfscYTbUZj9ZwR+CSsy3:pYTACouoxfilVzYKj86sZ4JySsy3
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0
InternalName: Project2
FileVersion: 44.00.0066
CompanyName: SEXY
ProductName: SEXY
ProductVersion: 44.00.0066
OriginalFilename: Project2.exe

Win32/Bifrose.NTA also known as:

GridinSoftTrojan.Ransom.Gen
LionicTrojan.Win32.Generic.lsk8
Elasticmalicious (high confidence)
DrWebTrojan.MulDrop3.7243
CynetMalicious (score: 100)
ALYacGen:Heur.VB.Krypt.13
CylanceUnsafe
ZillyaTrojan.VBKrypt.Win32.108232
CrowdStrikewin/malicious_confidence_90% (D)
AlibabaVirTool:Win32/VBInject.add940ee
Cybereasonmalicious.7c0b9b
BaiduWin32.Backdoor.Bifrose.x
SymantecML.Attribute.HighConfidence
ESET-NOD32Win32/Bifrose.NTA
ZonerProbably Heur.ExeHeaderH
APEXMalicious
AvastWin32:Inject-AII [Trj]
ClamAVWin.Packed.Bifrose-9802377-0
KasperskyTrojan-Dropper.Win32.Injector.inuu
BitDefenderGen:Heur.VB.Krypt.13
NANO-AntivirusTrojan.Win32.VBKrypt.foimv
ViRobotTrojan.Win32.A.VBKrypt.327581.B
MicroWorld-eScanGen:Heur.VB.Krypt.13
TencentWin32.Trojan-dropper.Injector.Ebpz
Ad-AwareGen:Heur.VB.Krypt.13
SophosML/PE-A
ComodoMalware@#1nj541a5um3tn
BitDefenderThetaAI:Packer.26E659FE21
VIPRETrojan.Win32.Generic.pak!cobra
McAfee-GW-EditionBehavesLike.Win32.VirRansom.fc
FireEyeGeneric.mg.f273b187c0b9b0df
EmsisoftGen:Heur.VB.Krypt.13 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan/VBKrypt.dnqz
WebrootW32.Malware.Gen
AviraTR/Crypt.CFI.Gen
eGambitGeneric.Malware
Antiy-AVLTrojan/Generic.ASMalwS.224F3B
MicrosoftTrojan:Win32/Wacatac.B!ml
ZoneAlarmTrojan-Dropper.Win32.Injector.inuu
GDataGen:Heur.VB.Krypt.13
AhnLab-V3Trojan/Win32.Refroso.C103814
McAfeeArtemis!F273B187C0B9
MAXmalware (ai score=100)
VBA32BScope.Trojan.VB.01559
MalwarebytesGeneric.Trojan.Dropper.DDS
PandaGeneric Malware
YandexTrojan.VBKrypt!QPJQKgKGNqQ
IkarusVirus.Win32.VBInject
FortinetW32/VBKrypt.BBBQ!tr
AVGWin32:Inject-AII [Trj]
Paloaltogeneric.ml

How to remove Win32/Bifrose.NTA virus?

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 Win32/Bifrose.NTA 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 Win32/Bifrose.NTA 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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