Categories: Malware

What is “PWS:Win32/Lmir.O”?

The PWS:Win32/Lmir.O 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 PWS:Win32/Lmir.O virus can do?

  • Sample contains Overlay data
  • Uses Windows utilities for basic functionality
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • The binary contains an unknown PE section name indicative of packing
  • The executable is compressed using UPX
  • Authenticode signature is invalid
  • Checks for the presence of known windows from debuggers and forensic tools
  • Creates a copy of itself
  • Deletes executed files from disk
  • Yara detections observed in process dumps, payloads or dropped files

How to determine PWS:Win32/Lmir.O?


File Info:

name: D5A588D74E9FCA84F20F.mlwpath: /opt/CAPEv2/storage/binaries/51acb24a4de415f8b7e10d2aba3bcc0db7dcd2717852df741f060eea828f2754crc32: 8D6F0EE9md5: d5a588d74e9fca84f20f9022b6830332sha1: a73f0eaa175022b6e53feb07d1b8f05bc50b2d26sha256: 51acb24a4de415f8b7e10d2aba3bcc0db7dcd2717852df741f060eea828f2754sha512: 2bdec445932e42d8e30d61320b0c4e1e56d9e03d982b6b8457a8c593df6d7abd125d36c8a20a1d24875a4ea2ab8c3222e7102a0e5e82bffcfe76642930c4ca01ssdeep: 768:nekUKO6OhIAzVJHrLT/fQ6q2a10F9ZLzfnUhZ8cj8YudBAPHInKKVF:TUKAiAVJHrLT/fLU98TM6KKtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T12E438E875B5AD8F3C2E50ABD31E626034FB6BE300EAA48C7DBFBA6C566704474924507sha3_384: e9ee5b11162e030c9e7189c5e62b0e8304623005d4daeea4168fb160dc618148e73172a296103c03ad585668ba359ee3ep_bytes: 558bec6aff68d020400068801a400064timestamp: 2008-09-02 11:38:03

Version Info:

0: [No Data]

PWS:Win32/Lmir.O also known as:

Bkav W32.AIDetectMalware
Lionic Trojan.Win32.Agent.kZcP
Elastic malicious (moderate confidence)
MicroWorld-eScan Trojan.PWS.OnlineGames.ZWU
ClamAV Win.Spyware.52254-2
FireEye Generic.mg.d5a588d74e9fca84
CAT-QuickHeal Trojanpws.Lmir.27096
Skyhigh BehavesLike.Win32.Generic.qt
McAfee generic!bg.ffl
Malwarebytes MachineLearning/Anomalous.100%
Zillya Trojan.OnLineGames.Win32.93907
Sangfor Suspicious.Win32.Save.ins
CrowdStrike win/malicious_confidence_100% (W)
Alibaba TrojanPSW:Win32/OnLineGames.34106716
K7GW Trojan ( 004bcce41 )
K7AntiVirus Trojan ( 004bcce41 )
BitDefenderTheta Gen:NN.ZexaF.36744.dqX@aCIgQHnb
Symantec Infostealer
ESET-NOD32 a variant of Win32/PSW.OnLineGames.NXI
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky Trojan-GameThief.Win32.OnLineGames.tgph
BitDefender Trojan.PWS.OnlineGames.ZWU
NANO-Antivirus Trojan.Win32.OnLineGames.bxotz
Avast Win32:Susn-K [Trj]
Tencent Malware.Win32.Gencirc.14012fb3
Emsisoft Trojan.PWS.OnlineGames.ZWU (B)
Baidu Win32.Trojan-PSW.OLGames.by
F-Secure Trojan.TR/Spy.Gen
DrWeb Trojan.MulDrop4.226
VIPRE Trojan.PWS.OnlineGames.ZWU
TrendMicro Mal_OLGM-15
Trapmine malicious.high.ml.score
Sophos Mal/Zhengtu-A
SentinelOne Static AI – Malicious PE
GData Trojan.PWS.OnlineGames.ZWU
Jiangmin TrojanSpy.OnLineGames.bvw
Webroot W32.Malware.Gen
Google Detected
Avira TR/Spy.Gen
MAX malware (ai score=100)
Antiy-AVL Trojan[GameThief]/Win32.OnLineGames
Kingsoft Win32.Troj.OnLineGamesT.ba.61440
Xcitium TrojWare.Win32.PSW.OnlineGames.~AXZ@18ktm
Arcabit Trojan.PWS.OnlineGames.ZWU
ZoneAlarm Trojan-GameThief.Win32.OnLineGames.tgph
Microsoft PWS:Win32/Lmir.O
Varist W32/OnlineGames.AS.gen!Eldorado
Acronis suspicious
VBA32 BScope.TrojanSpy.Treemz
ALYac Trojan.PWS.OnlineGames.ZWU
Cylance unsafe
Panda Trj/Lineage.JPT
TrendMicro-HouseCall Mal_OLGM-15
Rising Trojan.PSW.Win32.GameOL.peb (CLASSIC)
Yandex Trojan.PWS.OnLineGames!uKq4lswOwOI
Ikarus Trojan.Agent
MaxSecure Trojan.Malware.1136865.susgen
Fortinet W32/Dropper.GE!tr
AVG Win32:Susn-K [Trj]
Cybereason malicious.a17502
DeepInstinct MALICIOUS

How to remove PWS:Win32/Lmir.O?

  • 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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