Bulz.134872

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

What is Bulz.134872 infection?

In this short article you will certainly locate concerning the definition of Bulz.134872 as well as its unfavorable impact on your computer system. Such ransomware are a kind of malware that is clarified by on the internet fraudulences to demand paying the ransom money by a sufferer.

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Most of the instances, Bulz.134872 ransomware will instruct its targets to initiate funds move for the purpose of counteracting the modifications that the Trojan infection has actually presented to the victim’s device.

Bulz.134872 Summary

These alterations can be as adheres to:

  • 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.
  • Compression (or decompression);
  • 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 attempted to delay the analysis task.;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • Creates an excessive number of UDP connection attempts to external IP addresses;
  • Performs some HTTP requests;
  • Attempts to modify desktop wallpaper;
  • Exhibits behavior characteristic of Cerber ransomware;
  • Attempts to execute a binary from a dead or sinkholed URL;
  • EternalBlue behavior. Allows cyber threat actors to remotely execute arbitrary code and gain access to a network by sending specially crafted packets.

    This is has made EternalBlue trick popular with various malware, such as Trickbot, a modular banking trojan, as well as CoinMiner and WannaMine, crypto miners that use the EternalBlue exploit in order to gain access to computing power to mine cryptocurrencies.

  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Attempts to access Bitcoin/ALTCoin wallets;
  • Generates some ICMP traffic;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents situated on the sufferer’s disk drive — so the target can no longer make use of the information;
  • Preventing routine access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
api.blockcypher.com Ransom.Cerber.B
hjhqmbxyinislkkt.1j9r76.top Ransom.Cerber.B

Bulz.134872

One of the most normal networks whereby Bulz.134872 Ransomware are infused are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As a consequence of individual winding up on a resource that hosts a malicious software application;

As quickly as the Trojan is successfully injected, it will either cipher the data on the target’s computer or prevent the gadget from operating in an appropriate fashion – while additionally placing a ransom money note that mentions the demand for the sufferers to effect the repayment for the purpose of decrypting the records or restoring the data system back to the initial condition. In the majority of instances, the ransom note will come up when the customer reboots the COMPUTER after the system has currently been harmed.

Bulz.134872 distribution channels.

In numerous corners of the globe, Bulz.134872 expands by jumps and bounds. Nonetheless, the ransom money notes as well as methods of obtaining the ransom amount might vary depending on specific local (local) settings. The ransom notes and techniques of extorting the ransom money amount might vary depending on particular local (regional) settings.

Ransomware injection

As an example:

    Faulty signals about unlicensed software program.

    In specific locations, the Trojans typically wrongfully report having actually detected some unlicensed applications made it possible for on the sufferer’s device. The alert after that requires the individual to pay the ransom.

    Faulty statements concerning unlawful material.

    In nations where software program piracy is less popular, this approach is not as effective for the cyber scams. Alternatively, the Bulz.134872 popup alert may incorrectly assert to be originating from a police organization and also will report having situated youngster porn or other prohibited information on the gadget.

    Bulz.134872 popup alert might incorrectly claim to be deriving from a legislation enforcement organization and will report having located child porn or various other illegal data on the tool. The alert will similarly contain a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: E5CD4C90
md5: ac6889b3de51eb5ca23bd4690e6e5499
name: AC6889B3DE51EB5CA23BD4690E6E5499.mlw
sha1: 9a9f9da1fbbf7ae4b939b03c68a3b1527e570d36
sha256: 17bbb62d4a6788b8f6891b798060f25e1b1a355308fd1a37d5b46135551c6a98
sha512: 89178cb25bc50a6261123f6b52e8f6d50e5d96c825098dd30143927c95076c7c1fdbe24e404851525fcca5b6bf2cf62948c7587ed0ce0a0fe4637ebb0b9ed5d4
ssdeep: 6144:zpkXGhBHwyysRQyfAv2biQVtxtVo9mEAT3mveVwT0xcPXRUS:uwQyevzQltVo9PwL20xcOS
type: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive

Version Info:

0: [No Data]

Bulz.134872 also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Bulz.134872
FireEye Generic.mg.ac6889b3de51eb5c
CAT-QuickHeal Ransom.Cerber.B
Qihoo-360 Win32/Trojan.e99
McAfee Artemis!AC6889B3DE51
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Zerber.j!c
Sangfor Trojan.Win32.Cerber.1
K7AntiVirus Trojan ( 005076101 )
BitDefender Gen:Variant.Bulz.134872
K7GW Trojan ( 005076101 )
CrowdStrike win/malicious_confidence_100% (D)
Cyren W32/Cerber.AD1.gen!Eldorado
Symantec Packed.NSISPacker!g4
ESET-NOD32 Win32/Filecoder.Cerber.H
TrendMicro-HouseCall Ransom_CERBER.F117C7
Avast Win32:Trojan-gen
ClamAV Win.Malware.Cerber-6995347-0
Kaspersky HEUR:Trojan.Win32.Generic
NANO-Antivirus Trojan.Nsis.Zerber.emdxud
Ad-Aware Gen:Variant.Bulz.134872
Emsisoft Gen:Variant.Bulz.134872 (B)
Comodo TrojWare.Win32.Cerber.ISN@6txxjp
F-Secure Heuristic.HEUR/AGEN.1131933
Zillya Trojan.GenericKD.Win32.53998
TrendMicro Ransom_CERBER.F117C7
McAfee-GW-Edition BehavesLike.Win32.ICLoader.dc
Sophos Mal/Cerber-AA
Avira HEUR/AGEN.1131933
Microsoft Ransom:Win32/Cerber!rfn
Arcabit Trojan.Bulz.D20ED8
AhnLab-V3 Trojan/Win32.Cerber.R196150
ZoneAlarm HEUR:Trojan-Ransom.Win32.Agent.gen
GData Gen:Variant.Bulz.134872
Cynet Malicious (score: 100)
VBA32 TrojanRansom.Cerber
ALYac Gen:Variant.Bulz.134872
MAX malware (ai score=88)
Malwarebytes Spyware.LokiBot.NSIS
Panda Trj/CI.A
APEX Malicious
Tencent Win32.Trojan.Zerber.Lohs
Ikarus Trojan.NSIS.Injector
Fortinet W32/Injector.UQ!tr
AVG Win32:Trojan-gen
Cybereason malicious.3de51e
Paloalto generic.ml

How to remove Bulz.134872 virus?

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

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 Bulz.134872 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:

Full version of GridinSoft

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If the guide doesn’t help you to remove Bulz.134872 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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