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

What is Backdoor.Bladabindi.AutoIt infection?

In this post you will locate about the interpretation of Backdoor.Bladabindi.AutoIt as well as its unfavorable effect on your computer system. Such ransomware are a form of malware that is specified by on-line scams to demand paying the ransom money by a victim.

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Most of the cases, Backdoor.Bladabindi.AutoIt ransomware will instruct its targets to start funds move for the purpose of counteracting the amendments that the Trojan infection has presented to the victim’s device.

Backdoor.Bladabindi.AutoIt Summary

These modifications can be as adheres to:

  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers situated on the victim’s hard disk drive — so the victim can no longer 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.
Similar behavior
Related domains TrojanRansom.Blocker


One of the most typical networks whereby Backdoor.Bladabindi.AutoIt are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of customer winding up on a resource that holds a destructive software;

As quickly as the Trojan is successfully infused, it will either cipher the information on the victim’s PC or avoid the tool from operating in a proper fashion – while likewise positioning a ransom money note that mentions the requirement for the sufferers to effect the settlement for the purpose of decrypting the records or restoring the data system back to the initial condition. In most instances, the ransom note will show up when the client reboots the COMPUTER after the system has actually currently been harmed.

Backdoor.Bladabindi.AutoIt distribution channels.

In different corners of the world, Backdoor.Bladabindi.AutoIt grows by jumps and bounds. Nonetheless, the ransom notes and also methods of extorting the ransom money amount might differ relying on certain neighborhood (local) setups. The ransom money notes and tricks of obtaining the ransom amount may vary depending on certain regional (regional) settings.

Ransomware injection

As an example:

    Faulty signals about unlicensed software application.

    In certain locations, the Trojans commonly wrongfully report having identified some unlicensed applications enabled on the target’s tool. The alert after that demands the customer to pay the ransom.

    Faulty declarations regarding illegal material.

    In countries where software program piracy is much less preferred, this technique is not as efficient for the cyber fraudulences. Alternatively, the Backdoor.Bladabindi.AutoIt popup alert may falsely claim to be stemming from a law enforcement establishment and also will report having situated kid pornography or other unlawful data on the gadget.

    Backdoor.Bladabindi.AutoIt popup alert might wrongly declare to be acquiring from a law enforcement establishment and will report having located youngster pornography or other unlawful information on the device. The alert will likewise have a demand for the user to pay the ransom.

Technical details

File Info:

crc32: FD101701
md5: 3d4ebb56c6b4481fb913e05e9efdb63f
name: 3D4EBB56C6B4481FB913E05E9EFDB63F.mlw
sha1: cf9b80bf9ad7785ce07503b09f7240bc8e9051ca
sha256: 3a3a8d3e88b758dc5787eb53c89263d9d60fe824f8be0d1260a5c6dd2c317fe2
sha512: a59850d3270591c562d6a9bdc28632e4381f2822f2846b50128ac0feafefb5394cab1cefc546bb470b1fe1ff819ed46087420a627e5986e7ef24fbbd8d5f6afc
ssdeep: 49152:7kwkn9IMHYaCQYQGvD+wRi/YQGvD+wRMCaPCS:odnVGfvDvZfvDvM5PC
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0809 0x04b0

Backdoor.Bladabindi.AutoIt also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus P2PWorm ( 004c23ea1 )
Elastic malicious (high confidence)
DrWeb Trojan.DownLoader22.24510
Cynet Malicious (score: 100)
CAT-QuickHeal TrojanRansom.Blocker
ALYac Trojan.GenericKD.46422104
Cylance Unsafe
Sangfor Ransom.Win32.Blocker.egtr
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Ransom:Win32/Blocker.4047a7b3
K7GW P2PWorm ( 004c23ea1 )
Cybereason malicious.6c6b44
Cyren W32/AutoIt.OH.gen!Eldorado
Symantec Trojan.Gen.MBT
ESET-NOD32 Win32/AutoRun.Spy.KeyLogger.W
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Keylogger.Autoit-9868859-0
Kaspersky Trojan-Ransom.Win32.Blocker.egtr
BitDefender Trojan.GenericKD.46422104
NANO-Antivirus Trojan.Win32.Special.dseqvk
MicroWorld-eScan Trojan.GenericKD.46422104
Ad-Aware Trojan.GenericKD.46422104
Sophos Mal/Generic-S
VIPRE Trojan.Win32.Generic!BT
TrendMicro TrojanSpy.Win32.KILLOG.A
Emsisoft Trojan.GenericKD.46422104 (B)
Avira TR/Ransom.1940992
eGambit Unsafe.AI_Score_75%
Microsoft Trojan:Win32/Tiggre!rfn
Arcabit Trojan.Generic.D2C45858
AegisLab Trojan.Win32.Blocker.j!c
GData Trojan.GenericKD.46422104
TACHYON Ransom/W32.Blocker.1940992
AhnLab-V3 Trojan/Win32.Blocker.C3160392
McAfee GenericR-KNK!3D4EBB56C6B4
MAX malware (ai score=80)
Malwarebytes Backdoor.Bladabindi.AutoIt
Panda Trj/CI.A
TrendMicro-HouseCall TrojanSpy.Win32.KILLOG.A
Ikarus Worm.Win32.AutoRun
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Spy_KeyLogger.W!tr
AVG Win32:Malware-gen

How to remove Backdoor.Bladabindi.AutoIt 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 Backdoor.Bladabindi.AutoIt 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 Backdoor.Bladabindi.AutoIt you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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