MSIL/LockScreen.JH

What is MSIL/LockScreen.JH infection?

In this short article you will certainly find concerning the interpretation of MSIL/LockScreen.JH and its negative impact on your computer system. Such ransomware are a type of malware that is specified by on-line scams to demand paying the ransom by a sufferer.

Most of the instances, MSIL/LockScreen.JH virus will instruct its targets to launch funds move for the objective of counteracting the changes that the Trojan infection has actually presented to the victim’s gadget.

MSIL/LockScreen.JH Summary

These adjustments 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.
  • 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.
  • 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
  • Ciphering the files situated on the victim’s disk drive — so the victim can no more utilize the data;
  • Preventing normal 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.

MSIL/LockScreen.JH

The most common channels whereby MSIL/LockScreen.JH Ransomware Trojans are injected are:

  • By means of phishing e-mails;
  • As a consequence of customer ending up on a resource that organizes a harmful software;

As quickly as the Trojan is successfully injected, it will either cipher the data on the victim’s PC or avoid the device from functioning in a proper manner – while likewise placing a ransom note that states the demand for the targets to impact the settlement for the objective of decrypting the files or recovering the documents system back to the initial problem. In many instances, the ransom note will show up when the customer reboots the COMPUTER after the system has actually already been harmed.

MSIL/LockScreen.JH circulation channels.

In numerous corners of the globe, MSIL/LockScreen.JH expands by leaps and also bounds. Nonetheless, the ransom money notes as well as techniques of obtaining the ransom quantity may differ relying on specific regional (regional) setups. The ransom money notes and also techniques of obtaining the ransom amount might vary depending on certain neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty alerts concerning unlicensed software program.

    In specific locations, the Trojans often wrongfully report having identified some unlicensed applications enabled on the sufferer’s device. The sharp then demands the customer to pay the ransom.

    Faulty declarations concerning prohibited web content.

    In nations where software program piracy is much less popular, this method is not as effective for the cyber frauds. Conversely, the MSIL/LockScreen.JH popup alert might incorrectly declare to be originating from a police institution and also will certainly report having situated youngster pornography or various other prohibited data on the tool.

    MSIL/LockScreen.JH popup alert may falsely claim to be deriving from a law enforcement organization and also will report having situated kid porn or various other illegal information on the device. The alert will in a similar way include a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: E48B40EFmd5: a616b2ef6ca48980888c210012c6ecc3name: A616B2EF6CA48980888C210012C6ECC3.mlwsha1: 3c1f0d7d23410fc633cb3103a2f491e1779f5fa3sha256: 87a203edfd6b36f5fa4caad5d807a304c78ee04d5936178ada822533bf72e4d0sha512: e0d0488ad4e1f4a1b73daf25119e7cb9c4dd57c0ceb564a2d82a7c897104fb85d3458d54ae2b76e09e0fb86205b66d09edca4a233b8b9d54dec80dedad00994essdeep: 3072:wlY22JNB6T2wSzQODlEh/BtGqOaWyIebEwR5crX0PnTf+v5eAMGjVPvG3PpBU:Q2JNB6p8Eh5txcyIeIwREq+v5erGjZQtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Copyright xa9 2013Assembly Version: 1.0.0.0InternalName: mslock.exeFileVersion: 1.0.0.0ProductName: Survey LockerProductVersion: 1.0.0.0FileDescription: Name3OriginalFilename: mslock.exe

MSIL/LockScreen.JH also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 004dcb321 )
DrWeb Trojan.KillProc.30983
Cynet Malicious (score: 85)
ALYac Gen:Variant.Razy.294955
Cylance Unsafe
Zillya Trojan.LockScreen.Win32.4329
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:MSIL/WLock.807186c7
K7GW Trojan ( 004dcb321 )
Cybereason malicious.f6ca48
ESET-NOD32 MSIL/LockScreen.JH
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.MSIL.WLock.bx
BitDefender Gen:Variant.Razy.294955
NANO-Antivirus Trojan.Win32.KillProc.cwkrcs
MicroWorld-eScan Gen:Variant.Razy.294955
Tencent Win32.Trojan.Kazy.Lkdi
Ad-Aware Gen:Variant.Razy.294955
Sophos Mal/Generic-S
Comodo Malware@#3rkrhz2jvguin
BitDefenderTheta Gen:NN.ZemsilF.34608.km0@aOT3voe
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition Artemis!Trojan
FireEye Generic.mg.a616b2ef6ca48980
Emsisoft Gen:Variant.Razy.294955 (B)
SentinelOne Static AI – Malicious PE
Webroot W32.Suspicious.Heur
Avira HEUR/AGEN.1125041
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Backdoor:Win32/Bladabindi!ml
Arcabit Trojan.Razy.D4802B
AegisLab Trojan.Multi.Generic.4!c
GData Gen:Variant.Razy.294955
McAfee Artemis!A616B2EF6CA4
MAX malware (ai score=82)
Rising Ransom.WLock!8.467 (CLOUD)
Ikarus Trojan.ScreenLocker
Fortinet MSIL/LockScreen.JH!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Generic.HwMAp9sA

How to remove MSIL/LockScreen.JH 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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

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

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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