What is Win32/LockScreen.BQJ infection?

In this article you will certainly locate about the meaning of Win32/LockScreen.BQJ and its adverse impact on your computer. Such ransomware are a form of malware that is clarified by on-line scams to require paying the ransom by a victim.

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Most of the instances, Win32/LockScreen.BQJ virus will certainly advise its targets to initiate funds move for the objective of counteracting the changes that the Trojan infection has actually introduced to the victim’s tool.

Win32/LockScreen.BQJ Summary

These modifications can be as adheres to:

  • 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.
  • Unconventionial language used in binary resources: Russian;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Sniffs keystrokes;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents found on the sufferer’s hard disk drive — so the victim can no longer utilize the data;
  • Preventing normal 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.


The most normal channels whereby Win32/LockScreen.BQJ Trojans are injected are:

  • By ways of phishing e-mails;
  • As a consequence of customer ending up on a source that hosts a destructive software;

As soon as the Trojan is efficiently injected, it will either cipher the information on the target’s computer or prevent the tool from working in a correct fashion – while likewise placing a ransom money note that states the need for the victims to effect the settlement for the objective of decrypting the documents or bring back the data system back to the preliminary condition. In many instances, the ransom money note will certainly come up when the customer restarts the PC after the system has actually already been harmed.

Win32/LockScreen.BQJ circulation networks.

In different edges of the world, Win32/LockScreen.BQJ expands by leaps as well as bounds. Nevertheless, the ransom notes and also techniques of extorting the ransom amount might differ relying on particular local (regional) settings. The ransom money notes and techniques of obtaining the ransom quantity may vary depending on particular regional (local) settings.

Ransomware injection

For example:

    Faulty alerts concerning unlicensed software.

    In certain areas, the Trojans usually wrongfully report having discovered some unlicensed applications made it possible for on the target’s tool. The sharp after that demands the individual to pay the ransom.

    Faulty declarations regarding unlawful content.

    In nations where software application piracy is less prominent, this approach is not as efficient for the cyber scams. Alternatively, the Win32/LockScreen.BQJ popup alert might falsely claim to be stemming from a police organization and also will report having located kid porn or other prohibited information on the device.

    Win32/LockScreen.BQJ popup alert may incorrectly assert to be obtaining from a law enforcement establishment and also will report having situated child pornography or various other prohibited information on the device. The alert will similarly include a demand for the customer to pay the ransom.

Technical details

File Info:

crc32: 760D956A
md5: 2b7d2101ecb846090efbdf5a8761be95
name: 2B7D2101ECB846090EFBDF5A8761BE95.mlw
sha1: 1dea4a91630f689a335379adb3c1158fe2c6320d
sha256: 7eb2f2df801967607d94d870e180ebe0a85ccfb579527b63df26aeb390c3ba67
sha512: 7bd6c1974ae67e564b077a02265b2ea643076edc72acf3afd443d136eb8a25813a7402bd85ca81c9851991cd03653965c401d75e8819a009c728d6c272a6b39a
ssdeep: 12288:P2YZi2Mpeul7O7US+X24Fuvchk0tkQRo1SJLBRvEHll:D42e6vQ0ZzHq/K
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/LockScreen.BQJ also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 7000000f1 )
DrWeb Trojan.PWS.Ggpass.415
Cynet Malicious (score: 85)
McAfee Artemis!2B7D2101ECB8
Cylance Unsafe
K7GW Trojan ( 7000000f1 )
Cybereason malicious.1ecb84
Cyren W32/LockScreen.D.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/LockScreen.BQJ
APEX Malicious
Avast Win32:LockScreen-DD [Trj]
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Zusy.326357
NANO-Antivirus Trojan.Win32.Gimemo.cqrpe
SUPERAntiSpyware Trojan.Agent/Gen-Lockscreen
MicroWorld-eScan Gen:Variant.Zusy.326357
Tencent Win32.Trojan.Lockscreen.Hssz
Ad-Aware Gen:Variant.Zusy.326357
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZelphiF.34628.PGW@aG1UyHjc
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Worm.jc
FireEye Gen:Variant.Zusy.326357
Emsisoft Gen:Variant.Zusy.326357 (B)
Jiangmin Trojan.Generic.cabea
Avira HEUR/AGEN.1105452
eGambit Unsafe.AI_Score_99%
Microsoft Ransom:Win32/LockScreen.BW
Arcabit Trojan.Zusy.D4FAD5
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Variant.Zusy.326357
VBA32 Trojan-Ransom.Winlock.gen
MAX malware (ai score=99)
Rising Ransom.Gimemo!8.306 (CLOUD)
Yandex Trojan.GenAsa!mxfHbSEEdj0
Ikarus Trojan-Ransom.SMSer
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/LockScreen.AGH!tr
AVG Win32:LockScreen-DD [Trj]
Qihoo-360 Win32/Trojan.af7

How to remove Win32/LockScreen.BQJ 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.

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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.

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Press “Install” button.

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Once installed, Anti-Malware will automatically run.

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Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Win32/LockScreen.BQJ 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?

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If the guide doesn’t help you to remove Win32/LockScreen.BQJ you can always ask me in the comments for getting help.

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About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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