Categories: Malware

What is “Win32/LockScreen.BRM”?

The Win32/LockScreen.BRM 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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What Win32/LockScreen.BRM virus can do?

  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • A process created a hidden window
  • Unconventionial language used in binary resources: Russian
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Uses Windows utilities for basic functionality
  • Installs itself for autorun at Windows startup
  • Creates a hidden or system file
  • Attempts to modify proxy settings
  • Attempts to disable UAC

How to determine Win32/LockScreen.BRM?


File Info:

crc32: A42B1AF1md5: 494e911f643d6311416debb3cd1f80ebname: 494E911F643D6311416DEBB3CD1F80EB.mlwsha1: 05a2a22fbd9db14f498d967f8e24b95fcaed9121sha256: 744ffe8eaa82815433d35685e4b84a58bfb3f664549c7a2128536156307ba58bsha512: 21221c6dee96f409e628e8f59633142faedc07fb5f9eabc7d96b8fb4e153eccaf2c2c31528e15f5bfc820c411e35e21f5eb76b42e1e07d2b268a97ad8aba6af3ssdeep: 49152:yM0jwIpQZ4R/QgH3yNl/0SLEQH5vtaRiODYCdTvFE:yM0c+cuapBNt0PGtype: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Win32/LockScreen.BRM also known as:

Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0054140e1 )
Cynet Malicious (score: 99)
ALYac Trojan.GenericKD.40748526
Cylance Unsafe
Zillya Trojan.GenericKD.Win32.230515
Sangfor Trojan.Win32.Save.a
Alibaba Trojan:Win32/LockScreen.91d6a29f
K7GW Trojan ( 0054140e1 )
Cybereason malicious.f643d6
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/LockScreen.BRM
Avast Win32:Malware-gen
BitDefender Trojan.GenericKD.40748526
NANO-Antivirus Trojan.Win32.LockScreen.fkecvi
MicroWorld-eScan Trojan.GenericKD.40748526
Tencent Win32.Trojan.Lockscreen.Pcta
Ad-Aware Trojan.GenericKD.40748526
Sophos Mal/Generic-S
Comodo Malware@#q9ctx005aavu
BitDefenderTheta AI:Packer.05480D9921
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.AdwareIMonster.tc
FireEye Generic.mg.494e911f643d6311
Emsisoft Trojan.GenericKD.40748526 (B)
Avira TR/Ransom.gfraa
Microsoft Trojan:Win32/Occamy.C74
AegisLab Trojan.Win32.Screen.4!c
GData Trojan.GenericKD.40748526
AhnLab-V3 Malware/Win32.Generic.C2829644
McAfee Artemis!494E911F643D
MAX malware (ai score=100)
VBA32 TScope.Trojan.Delf
Malwarebytes Malware.Heuristic.1003
Rising Trojan.Tiggre!8.ED98 (CLOUD)
Yandex Trojan.GenAsa!gghL/3TLQIg
SentinelOne Static AI – Suspicious PE
MaxSecure Trojan.Malware.74728081.susgen
Fortinet W32/LockScreen.BRM!tr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Generic.HgIASOUA

How to remove Win32/LockScreen.BRM?

  • 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.
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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