Win32/LockScreen.AVJ

Written by Robert Bailey

What is Win32/LockScreen.AVJ infection?

In this article you will certainly discover concerning the meaning of Win32/LockScreen.AVJ as well as its adverse influence on your computer system. Such ransomware are a form of malware that is elaborated by online scams to demand paying the ransom by a target.

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In the majority of the cases, Win32/LockScreen.AVJ infection will instruct its targets to start funds transfer for the objective of counteracting the amendments that the Trojan infection has presented to the victim’s device.

Win32/LockScreen.AVJ Summary

These adjustments can be as follows:

  • Creates RWX memory;
  • Loads a driver;
  • Unconventionial language used in binary resources: Russian;
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Attempts to repeatedly call a single API many times in order to delay analysis time;
  • Installs itself for autorun at Windows startup;
  • Creates a hidden or system file;
  • Network activity detected but not expressed in API logs;
  • Creates a copy of itself;
  • Anomalous binary characteristics;
  • Ciphering the documents situated on the victim’s disk drive — so the sufferer can no longer use the information;
  • Preventing regular access to the sufferer’s workstation;

Win32/LockScreen.AVJ

The most typical networks where Win32/LockScreen.AVJ Ransomware are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of customer ending up on a source that holds a malicious software application;

As quickly as the Trojan is effectively infused, it will either cipher the data on the target’s PC or prevent the tool from functioning in a correct manner – while also positioning a ransom note that states the demand for the sufferers to effect the settlement for the function of decrypting the records or bring back the file system back to the initial condition. In a lot of instances, the ransom note will come up when the client restarts the PC after the system has already been damaged.

Win32/LockScreen.AVJ circulation channels.

In various corners of the world, Win32/LockScreen.AVJ grows by leaps as well as bounds. Nonetheless, the ransom money notes and methods of extorting the ransom money amount might differ relying on particular regional (local) setups. The ransom notes and techniques of obtaining the ransom quantity may differ depending on particular local (regional) settings.

Ransomware injection

For instance:

    Faulty signals about unlicensed software.

    In certain locations, the Trojans usually wrongfully report having actually identified some unlicensed applications enabled on the victim’s gadget. The sharp then requires the customer to pay the ransom.

    Faulty declarations regarding prohibited content.

    In countries where software application piracy is much less preferred, this technique is not as reliable for the cyber fraudulences. Alternatively, the Win32/LockScreen.AVJ popup alert may falsely declare to be originating from a police institution and will report having situated youngster porn or other illegal information on the tool.

    Win32/LockScreen.AVJ popup alert may incorrectly claim to be acquiring from a legislation enforcement organization as well as will report having located child porn or various other prohibited information on the tool. The alert will likewise have a demand for the user to pay the ransom.

Technical details

File Info:

crc32: 23981DC4
md5: 82e4706a1296585047b894c1064b30f2
name: 82E4706A1296585047B894C1064B30F2.mlw
sha1: a26f384de596966f0ebf7aaaff5a0ce4f877ce28
sha256: cd6356135d0425b104fbac92b7cf8cbce5ceda76f4928559e104e5bf6e9ef9a6
sha512: dce8175752a10c714cd9125027316157fc38ed544f756f597d3d86cc57b2b29ce0b3d57a1c83dfa55568876fd4d923083f617073f43d1e27206d042bf66060d5
ssdeep: 6144:luddBTsR3ftrdoeJ3jBpaTWW5XzmgEt6fMNZ4:lSdBT45doeJ3KHi5tuMNZ4
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Win32/LockScreen.AVJ also known as:

GridinSoft Trojan.Ransom.Gen
McAfee Artemis!82E4706A1296
Cylance Unsafe
CrowdStrike win/malicious_confidence_100% (W)
BitDefender Dropped:Rootkit.56249
K7GW Trojan ( 7000000f1 )
K7AntiVirus Trojan ( 7000000f1 )
BitDefenderTheta Gen:NN.ZelphiF.34126.mmGfaWRFeVfc
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/LockScreen.AVJ
APEX Malicious
Paloalto generic.ml
Cynet Malicious (score: 100)
Kaspersky UDS:DangerousObject.Multi.Generic
Alibaba Ransom:Win32/LockScreen.4c95c4ee
NANO-Antivirus Trojan.Win32.RootKitA.bkunuf
MicroWorld-eScan Dropped:Rootkit.56249
Ad-Aware Dropped:Rootkit.56249
Sophos Mal/Generic-R + Mal/FakeAV-L
Comodo Malware@#15ot5qipf40j3
DrWeb Trojan.Winlock.8294
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
FireEye Generic.mg.82e4706a12965850
Emsisoft Dropped:Rootkit.56249 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Generic.bcoxb
Antiy-AVL Trojan/Generic.ASMalwS.1ECD37
GData Dropped:Rootkit.56249
VBA32 BScope.Trojan.Winlock
MAX malware (ai score=83)
Yandex Trojan.GenAsa!TlXOSUnW0ik
Ikarus Trojan.Win32.Hider
Fortinet W32/LockScreen.A!tr

How to remove Win32/LockScreen.AVJ 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.

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/LockScreen.AVJ 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/LockScreen.AVJ 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: http://gridinsoft.com/products/

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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