Categories: Backdoor

How to remove “Backdoor:MSIL/Quasar.GG!MTB”?

The Backdoor:MSIL/Quasar.GG!MTB 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 Backdoor:MSIL/Quasar.GG!MTB virus can do?

  • Network activity detected but not expressed in API logs

How to determine Backdoor:MSIL/Quasar.GG!MTB?


File Info:

crc32: 4322F66Emd5: 76cd1b88c6733077ad4a083e4f0062d8name: 76CD1B88C6733077AD4A083E4F0062D8.mlwsha1: 41a3f7ef0cf5383a52770a2774ab1853e11e32desha256: f32dd96babd3723f5a6bc5a917f72c7a349887b6605e74502916d49a5c9a3651sha512: e93725c13f8bedf227e690ff70e06b0a522671e74225448dac8363bdf1a90c564430892a9870c869e222401ec98b336cc45d029812997dfc4fbae1f67a2a18a8ssdeep: 6144:BKJuiyEnCGnhJlMP5Kq+SMv0VGb7bDcllbkze2:AzCGL69zVGkllbkztype: MS-DOS executable

Version Info:

0: [No Data]

Backdoor:MSIL/Quasar.GG!MTB also known as:

Elastic malicious (high confidence)
DrWeb BackDoor.Quasar.1
MicroWorld-eScan Generic.MSIL.PasswordStealerA.8371F794
FireEye Generic.mg.76cd1b88c6733077
ALYac Generic.MSIL.PasswordStealerA.8371F794
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Win.Malware.Generic-6623004-0
K7AntiVirus Trojan ( 00562f821 )
BitDefender Generic.MSIL.PasswordStealerA.8371F794
K7GW Trojan ( 00562f821 )
Cybereason malicious.8c6733
BitDefenderTheta Gen:NN.ZemsilF.34590.smW@aWEqgum
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast MSIL:Rat-B [Trj]
ClamAV Win.Trojan.Barys-1
Kaspersky HEUR:Backdoor.MSIL.Quasar.gen
NANO-Antivirus Trojan.Win32.PWS.edqjme
Rising Backdoor.XRat!1.D01D (CLASSIC)
Ad-Aware Generic.MSIL.PasswordStealerA.8371F794
Emsisoft Generic.MSIL.PasswordStealerA.8371F794 (B)
F-Secure Heuristic.HEUR/AGEN.1123487
TrendMicro TSPY_TINCLEX.SM1
McAfee-GW-Edition BehavesLike.Win32.Generic.dm
Sophos Mal/Generic-R + Troj/Subti-A
Ikarus Trojan.MSIL.Agent
Jiangmin Backdoor.MSIL.acwb
eGambit Trojan.Generic
Avira HEUR/AGEN.1123487
Microsoft Backdoor:MSIL/Quasar.GG!MTB
Gridinsoft Spy.Win32.Agent.vl!ni
Arcabit Generic.MSIL.PasswordStealerA.8371F794
ZoneAlarm HEUR:Backdoor.MSIL.Quasar.gen
GData Generic.MSIL.PasswordStealerA.8371F794
Cynet Malicious (score: 100)
AhnLab-V3 Spyware/Win32.RL_Quasar.C4212455
McAfee GenericRXDY-OW!76CD1B88C673
MAX malware (ai score=83)
VBA32 Backdoor.MSIL.Quasar
Malwarebytes Trojan.PasswordStealer
Zoner Trojan.Win32.70885
ESET-NOD32 MSIL/Spy.Agent.AES
TrendMicro-HouseCall TSPY_TINCLEX.SM1
Yandex TrojanSpy.Agent!PbfQDpDIbJg
SentinelOne Static AI – Malicious PE
Fortinet MSIL/Agent.BEU!tr
AVG MSIL:Rat-B [Trj]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (W)
Qihoo-360 Win32/Backdoor.Quasar.HwMAfMcA

How to remove Backdoor:MSIL/Quasar.GG!MTB?

  • 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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