MSIL/LockScreen.GC

What is MSIL/LockScreen.GC infection?

In this post you will certainly find about the definition of MSIL/LockScreen.GC and its negative effect on your computer system. Such ransomware are a type of malware that is clarified by online frauds to demand paying the ransom by a target.

Most of the situations, MSIL/LockScreen.GC infection will certainly advise its targets to launch funds transfer for the function of neutralizing the changes that the Trojan infection has actually presented to the victim’s device.

MSIL/LockScreen.GC Summary

These adjustments can be as follows:

  • Executable code extraction;
  • Creates RWX memory;
  • The binary likely contains encrypted or compressed data.;
  • Network activity detected but not expressed in API logs;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files found on the victim’s disk drive — so the target can no more make use of the data;
  • Preventing routine access to the victim’s workstation;

MSIL/LockScreen.GC

The most typical channels through which MSIL/LockScreen.GC Ransomware Trojans are injected are:

  • By means of phishing e-mails;
  • As a repercussion of individual ending up on a source that hosts a harmful software application;

As quickly as the Trojan is effectively infused, it will either cipher the information on the victim’s computer or protect against the device from operating in a correct fashion – while additionally positioning a ransom money note that mentions the demand for the sufferers to effect the repayment for the objective of decrypting the files or bring back the file system back to the initial problem. In a lot of circumstances, the ransom note will certainly come up when the customer restarts the PC after the system has actually currently been damaged.

MSIL/LockScreen.GC distribution channels.

In numerous corners of the globe, MSIL/LockScreen.GC expands by jumps and also bounds. Nonetheless, the ransom notes and methods of obtaining the ransom quantity might vary depending on certain regional (regional) settings. The ransom money notes and techniques of extorting the ransom money quantity might differ depending on specific local (regional) settings.

Ransomware injection

As an example:

    Faulty signals concerning unlicensed software application.

    In specific locations, the Trojans frequently wrongfully report having identified some unlicensed applications made it possible for on the target’s tool. The sharp after that demands the customer to pay the ransom money.

    Faulty declarations concerning unlawful material.

    In nations where software program piracy is much less prominent, this approach is not as efficient for the cyber fraudulences. Alternatively, the MSIL/LockScreen.GC popup alert might falsely assert to be deriving from a law enforcement institution and also will certainly report having located child porn or other illegal information on the gadget.

    MSIL/LockScreen.GC popup alert might falsely claim to be deriving from a regulation enforcement organization as well as will certainly report having located child porn or various other prohibited data on the device. The alert will likewise have a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: 4ACF5571md5: 525167d2e468f4eb3c89757aa7443158name: 525167D2E468F4EB3C89757AA7443158.mlwsha1: 2f19e0a05a238ffdef91d6537158b5f8a6e52267sha256: c453c64781594323758a0a27a74ade7df289840641a4bf3878fb0e7f7b773780sha512: 13c406b7f051c13b90f2979c6ea893fd43c7b4e3a8c551f5edbee6c3f6f16a2c1bb6cd49db3fd3ea8ff1494fd1aeb2357814f64428eb5b8f89734c229598fe6cssdeep: 1536:EXouNgG9PG2ouNgG9PGsmbiPfOKke7SUn4aoYtNnI/CoMTwkZ:0ou6Go2ou6GoTY50U4Yt5yCoMTwWtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Copyright xa9 2013Assembly Version: 1.0.0.0InternalName: act.exeFileVersion: 1.0.0.0ProductName: MULTITAPPROCESSORLIBProductVersion: 1.0.0.0FileDescription: MULTITAPPROCESSORLIBOriginalFilename: act.exe

MSIL/LockScreen.GC also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 004496e71 )
Lionic Trojan.Win32.Gimemo.j!c
DrWeb Trojan.KillProc.27878
ALYac Gen:Variant.Ursu.392912
Cylance Unsafe
Sangfor PUP.Win32.Ursu.392912
CrowdStrike win/malicious_confidence_60% (D)
K7GW Trojan ( 004496e71 )
Cybereason malicious.2e468f
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/LockScreen.GC
APEX Malicious
Avast MSIL:LockScreen-AL [Trj]
Cynet Malicious (score: 99)
Kaspersky Trojan-Ransom.Win32.Gimemo.bfyt
BitDefender Gen:Variant.Ursu.392912
NANO-Antivirus Trojan.Win32.KillProc.cuvoes
MicroWorld-eScan Gen:Variant.Ursu.392912
Tencent Win32.Trojan.Gimemo.Stkb
Ad-Aware Gen:Variant.Ursu.392912
Sophos Mal/Generic-S
Comodo Malware@#2lj0q3spyo4eh
BitDefenderTheta Gen:NN.ZemsilF.34058.gm0@aOLYy5d
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
FireEye Generic.mg.525167d2e468f4eb
Emsisoft Gen:Variant.Ursu.392912 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan/Gimemo.hgj
Avira TR/Ransom.Gimemo.bfyt
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASMalwS.332A98
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
GData Gen:Variant.Ursu.392912
AhnLab-V3 Trojan/Win32.Gimemo.R77409
McAfee Artemis!525167D2E468
MAX malware (ai score=99)
VBA32 Hoax.Gimemo
Panda Trj/CI.A
Ikarus Trojan-Ransom.Gimemo
Fortinet W32/Gimemo.BFYT!tr
AVG MSIL:LockScreen-AL [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Gimemo.HwMAEpsA

How to remove MSIL/LockScreen.GC 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

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.GC 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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