Malware

MSIL/LockScreen.GC malicious file

Malware Removal

The MSIL/LockScreen.GC is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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Gridinsoft Anti-Malware

Removing PC viruses manually may take hours and may damage your PC in the process. We recommend using GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
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What MSIL/LockScreen.GC virus can do?

  • 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

How to determine MSIL/LockScreen.GC?


File Info:

crc32: 4ACF5571
md5: 525167d2e468f4eb3c89757aa7443158
name: 525167D2E468F4EB3C89757AA7443158.mlw
sha1: 2f19e0a05a238ffdef91d6537158b5f8a6e52267
sha256: c453c64781594323758a0a27a74ade7df289840641a4bf3878fb0e7f7b773780
sha512: 13c406b7f051c13b90f2979c6ea893fd43c7b4e3a8c551f5edbee6c3f6f16a2c1bb6cd49db3fd3ea8ff1494fd1aeb2357814f64428eb5b8f89734c229598fe6c
ssdeep: 1536:EXouNgG9PG2ouNgG9PGsmbiPfOKke7SUn4aoYtNnI/CoMTwkZ:0ou6Go2ou6GoTY50U4Yt5yCoMTwW
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2013
Assembly Version: 1.0.0.0
InternalName: act.exe
FileVersion: 1.0.0.0
ProductName: MULTITAPPROCESSORLIB
ProductVersion: 1.0.0.0
FileDescription: MULTITAPPROCESSORLIB
OriginalFilename: act.exe

MSIL/LockScreen.GC also known as:

K7AntiVirusTrojan ( 004496e71 )
LionicTrojan.Win32.Gimemo.j!c
DrWebTrojan.KillProc.27878
ALYacGen:Variant.Ursu.392912
CylanceUnsafe
SangforPUP.Win32.Ursu.392912
CrowdStrikewin/malicious_confidence_60% (D)
K7GWTrojan ( 004496e71 )
Cybereasonmalicious.2e468f
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of MSIL/LockScreen.GC
APEXMalicious
AvastMSIL:LockScreen-AL [Trj]
CynetMalicious (score: 99)
KasperskyTrojan-Ransom.Win32.Gimemo.bfyt
BitDefenderGen:Variant.Ursu.392912
NANO-AntivirusTrojan.Win32.KillProc.cuvoes
MicroWorld-eScanGen:Variant.Ursu.392912
TencentWin32.Trojan.Gimemo.Stkb
Ad-AwareGen:Variant.Ursu.392912
SophosMal/Generic-S
ComodoMalware@#2lj0q3spyo4eh
BitDefenderThetaGen:NN.ZemsilF.34058.gm0@aOLYy5d
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBehavesLike.Win32.Generic.cc
FireEyeGeneric.mg.525167d2e468f4eb
EmsisoftGen:Variant.Ursu.392912 (B)
SentinelOneStatic AI – Suspicious PE
JiangminTrojan/Gimemo.hgj
AviraTR/Ransom.Gimemo.bfyt
eGambitUnsafe.AI_Score_99%
Antiy-AVLTrojan/Generic.ASMalwS.332A98
KingsoftWin32.Troj.Generic_a.a.(kcloud)
GDataGen:Variant.Ursu.392912
AhnLab-V3Trojan/Win32.Gimemo.R77409
McAfeeArtemis!525167D2E468
MAXmalware (ai score=99)
VBA32Hoax.Gimemo
PandaTrj/CI.A
IkarusTrojan-Ransom.Gimemo
FortinetW32/Gimemo.BFYT!tr
AVGMSIL:LockScreen-AL [Trj]
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.Gimemo.HwMAEpsA

How to remove MSIL/LockScreen.GC?

MSIL/LockScreen.GC removal tool
  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.

About the author

Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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