What is MSIL/LockScreen.AAW infection?

In this article you will discover about the definition of MSIL/LockScreen.AAW and also its adverse influence on your computer system. Such ransomware are a type of malware that is clarified by online scams to require paying the ransom by a sufferer.

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Most of the instances, MSIL/LockScreen.AAW virus will instruct its targets to initiate funds move for the objective of reducing the effects of the changes that the Trojan infection has actually presented to the target’s tool.

MSIL/LockScreen.AAW Summary

These adjustments can be as follows:

  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files located on the target’s disk drive — so the target can no longer utilize the information;
  • Preventing routine access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.


One of the most common networks where MSIL/LockScreen.AAW Trojans 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 user ending up on a source that organizes a malicious software application;

As soon as the Trojan is effectively injected, it will either cipher the data on the victim’s PC or avoid the gadget from working in a correct manner – while additionally placing a ransom money note that discusses the requirement for the victims to impact the repayment for the function of decrypting the documents or bring back the data system back to the first problem. In the majority of circumstances, the ransom money note will come up when the client restarts the COMPUTER after the system has actually currently been harmed.

MSIL/LockScreen.AAW distribution channels.

In different corners of the world, MSIL/LockScreen.AAW expands by leaps and also bounds. However, the ransom notes and tricks of obtaining the ransom quantity may differ depending upon specific regional (regional) settings. The ransom notes and methods of obtaining the ransom amount might vary depending on particular regional (regional) settings.

Ransomware injection

For example:

    Faulty notifies regarding unlicensed software application.

    In specific areas, the Trojans usually wrongfully report having actually found some unlicensed applications allowed on the target’s gadget. The alert after that demands the individual to pay the ransom money.

    Faulty statements regarding unlawful material.

    In nations where software piracy is less popular, this technique is not as reliable for the cyber frauds. Additionally, the MSIL/LockScreen.AAW popup alert might wrongly claim to be deriving from a law enforcement establishment and also will report having situated youngster porn or various other prohibited information on the gadget.

    MSIL/LockScreen.AAW popup alert might incorrectly assert to be deriving from a law enforcement establishment and will report having situated youngster porn or various other prohibited data on the device. The alert will in a similar way consist of a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: B8ED04A7
md5: ab7cbd475e0a9189815ce8a5e04cdfa9
name: AB7CBD475E0A9189815CE8A5E04CDFA9.mlw
sha1: cd7f3da8c17a12589cdc7351dbdec2c3fba73b41
sha256: 748cd3ec904346e8a73429e73f020f4403cddc9059b287a806235b47dc6fe70c
sha512: b9ee57a9be090adfdb06dace54c88820747b627851dd8cdc9480512a94d18423ba0d4387113b745db58564e29efe299a0ce73ce772caa64f96485844f0c485d1
ssdeep: 384:ldZ8Qe1s8UoWFkv/r2slselqY6WLyeptTzTtdFAvKjpYiswalKf6fux:ldtxFkv/rblsyqOHrdDpYi0Mfn
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2018
Assembly Version:
InternalName: Screen HKD.exe
ProductName: Screen HKD
FileDescription: Screen HKD
OriginalFilename: Screen HKD.exe

MSIL/LockScreen.AAW also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0053fcc21 )
Cynet Malicious (score: 100)
ALYac Gen:Variant.MSILPerseus.169505
Cylance Unsafe
Zillya Trojan.Blocker.Win32.40857
Sangfor Trojan.Win32.Save.a
Alibaba Trojan:MSIL/LockScreen.700ce39d
K7GW Trojan ( 0053fcc21 )
Cybereason malicious.75e0a9
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/LockScreen.AAW
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan-Ransom.MSIL.Blocker.gen
BitDefender Gen:Variant.MSILPerseus.169505
NANO-Antivirus Trojan.Win32.Ransom.fjrxlw
MicroWorld-eScan Gen:Variant.MSILPerseus.169505
Tencent Msil.Trojan.Blocker.Lohw
Ad-Aware Gen:Variant.MSILPerseus.169505
Comodo Malware@#21955plfd8gj5
BitDefenderTheta Gen:NN.ZemsilF.34670.bm0@amavHNc
Emsisoft Gen:Variant.MSILPerseus.169505 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.MSIL.klsu
Avira TR/LockScreen.gixtd
eGambit Unsafe.AI_Score_99%
Microsoft Trojan:Win32/Occamy.C74
GData Gen:Variant.MSILPerseus.169505
McAfee Artemis!AB7CBD475E0A
VBA32 TrojanRansom.MSIL.Blocker
Panda Trj/GdSda.A
Rising Ransom.Blocker!8.12A (CLOUD)
Ikarus Trojan.MSIL.LockScreen
Fortinet MSIL/LockScreen.AAW!tr
AVG Win32:Malware-gen
Qihoo-360 Win32/Ransom.PornoBlocker.HgIASRQA

How to remove MSIL/LockScreen.AAW 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

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 MSIL/LockScreen.AAW 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove MSIL/LockScreen.AAW 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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