Trojan:Win32/Bulta!rfn

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

What is Trojan:Win32/Bulta!rfn infection?

In this article you will find concerning the definition of Trojan:Win32/Bulta!rfn as well as its negative effect on your computer. Such ransomware are a form of malware that is clarified by on the internet scams to require paying the ransom by a target.

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Most of the instances, Trojan:Win32/Bulta!rfn infection will certainly advise its victims to initiate funds move for the objective of neutralizing the modifications that the Trojan infection has presented to the victim’s tool.

Trojan:Win32/Bulta!rfn Summary

These modifications can be as follows:

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Queries information on disks, possibly for anti-virtualization. Since VMs share the same disk space so it is expected that they won’t be getting as much space as an application running on
    native hardware will have access to.
  • Attempts to restart the guest VM;
  • Spoofs its process name and/or associated pathname to appear as a legitimate process;
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Ciphering the records located on the victim’s hard disk drive — so the victim can no more utilize the information;
  • Preventing routine accessibility to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Trojan:Win32/Bulta!rfn

The most common channels through which Trojan:Win32/Bulta!rfn are infused are:

  • By ways of phishing emails;
  • As an effect of customer ending up on a resource that holds a harmful software;

As soon as the Trojan is effectively infused, it will certainly either cipher the information on the victim’s computer or stop the device from functioning in a proper manner – while also positioning a ransom note that states the requirement for the victims to impact the repayment for the purpose of decrypting the files or recovering the documents system back to the initial problem. In a lot of instances, the ransom note will turn up when the customer reboots the PC after the system has actually already been harmed.

Trojan:Win32/Bulta!rfn circulation channels.

In various corners of the globe, Trojan:Win32/Bulta!rfn expands by leaps and also bounds. However, the ransom money notes and also methods of obtaining the ransom quantity might vary relying on specific regional (local) settings. The ransom money notes and techniques of obtaining the ransom money amount might vary depending on certain neighborhood (regional) setups.

Ransomware injection

For instance:

    Faulty alerts about unlicensed software program.

    In certain locations, the Trojans often wrongfully report having spotted some unlicensed applications allowed on the victim’s tool. The alert then requires the individual to pay the ransom money.

    Faulty statements about illegal content.

    In nations where software piracy is less preferred, this approach is not as effective for the cyber fraudulences. Additionally, the Trojan:Win32/Bulta!rfn popup alert may falsely claim to be originating from a police establishment and also will report having situated child pornography or other illegal data on the gadget.

    Trojan:Win32/Bulta!rfn popup alert may wrongly declare to be deriving from a regulation enforcement institution as well as will report having situated child pornography or various other illegal data on the device. The alert will in a similar way contain a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: B5372697
md5: 87fc64754420f222a00cb1cc6cfd2a2d
name: new.exe
sha1: aed58873d91bd75277f9d449e5aa431a79bc65c1
sha256: 9399ff294cff3d2a76e9ee1f18298a07aa8fe94e3d4f69fa177678007b0607a3
sha512: 6744d1488f68b1255f2f843c6c89ac7835da7016bcd4639a9c502ba2f9437545a65e7072baf9ad46c3037f151d43f4b3cf585fc436b97431e50218455c800616
ssdeep: 12288:xNcZavRVJPFkhkYguPpfrMZuMtlyhxv8GP:xMa5GhnfrTd/P
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Bulta!rfn also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetectVM.malware2
DrWebTrojan.Pitou.14
MicroWorld-eScanGen:Variant.Kazy.330705
FireEyeGeneric.mg.87fc64754420f222
CAT-QuickHealTrojan.Bulta
Qihoo-360Win32/Trojan.dbd
McAfeeGenericRXHQ-SA!87FC64754420
VIPRETrojan.Win32.Generic!BT
SangforMalware
K7AntiVirusTrojan ( 0051ac701 )
BitDefenderGen:Variant.Kazy.330705
K7GWTrojan ( 0051ac701 )
Cybereasonmalicious.54420f
TrendMicroTROJ_GEN.R002C0DBP20
BitDefenderThetaAI:Packer.62F5694E1F
CyrenW32/Trojan.GQYC-0113
SymantecML.Attribute.HighConfidence
APEXMalicious
AvastWin32:Pitou-A [Rtk]
ClamAVWin.Packed.Pitou-7405817-0
GDataGen:Variant.Kazy.330705
KasperskyHEUR:Trojan.Win32.Generic
AlibabaTrojan:Win32/Pitou.2aea6047
NANO-AntivirusTrojan.Win32.Backboot.eyolqb
AegisLabTrojan.Win32.Kazy.4!c
RisingBackdoor.Backboot!8.DE4B (CLOUD)
Ad-AwareGen:Variant.Kazy.330705
SophosMal/Generic-S
ComodoMalware@#1xzuvtlr231n8
F-SecureTrojan.TR/Crypt.XPACK.Gen
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.Ransomware.gc
Trapminemalicious.high.ml.score
CMCTrojan.Win32.Swizzor.1!O
EmsisoftGen:Variant.Kazy.330705 (B)
IkarusTrojan.Win32.Pitou
JiangminBackdoor.Backboot.ab
AviraTR/Crypt.XPACK.Gen
Antiy-AVLTrojan/Win32.Pitou
Endgamemalicious (high confidence)
ArcabitTrojan.Kazy.D50BD1
ZoneAlarmHEUR:Trojan.Win32.Generic
MicrosoftTrojan:Win32/Bulta!rfn
AhnLab-V3Trojan/Win32.Tepfer.R96475
Acronissuspicious
ALYacGen:Variant.Kazy.330705
MAXmalware (ai score=100)
VBA32Malware-Cryptor.General.3
MalwarebytesTrojan.Injector
PandaTrj/CI.A
ESET-NOD32a variant of Win32/Pitou.K
TrendMicro-HouseCallTROJ_GEN.R002C0DBP20
TencentWin32.Trojan.Generic.Edya
YandexTrojan.Pitou!
SentinelOneDFI – Malicious PE
eGambitUnsafe.AI_Score_98%
FortinetW32/Pitou.A!tr
AVGWin32:Pitou-A [Rtk]
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_70% (W)
MaxSecureTrojan.Malware.7164915.susgen

How to remove Trojan:Win32/Bulta!rfn 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 Trojan:Win32/Bulta!rfn 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 Trojan:Win32/Bulta!rfn 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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