Backdoor

Should I remove “Backdoor.QuasarNET”?

Malware Removal

The Backdoor.QuasarNET 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.

GridinSoft Anti-Malware

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 Backdoor.QuasarNET virus can do?

  • Detected script timer window indicative of sleep style evasion
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • A scripting utility was executed
  • Uses Windows utilities for basic functionality
  • Network activity detected but not expressed in API logs
  • Attempts to interact with an Alternate Data Stream (ADS)

Related domains:

z.whorecord.xyz
a.tomx.xyz

How to determine Backdoor.QuasarNET?


File Info:

crc32: 43D1BA70
md5: c931e97fb8f7bb277e7a7ece50e67e68
name: C931E97FB8F7BB277E7A7ECE50E67E68.mlw
sha1: 0165898e497d4b7b84cb33ec71602c6b40c6a21a
sha256: 4cba3cb0188c4a064f6dd99ead74f76156d73019e15eec1a3653b28c8ac7a112
sha512: a5685491317308c6aa5393d2e6be2366ddd51880177650795799067520f4797bcb8804f79ee33e1dcdec1799489b1fe38453e06e755290353cfe55121041620a
ssdeep: 24576:U2G/nvxW3Ww0t6qebYrjlfrNLrHX6KDanYZfFb5X5jzI+4l:UbA30ReQBh31Rzs
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Backdoor.QuasarNET also known as:

BkavW32.AIDetect.malware2
K7AntiVirusSpyware ( 0056adb71 )
Elasticmalicious (high confidence)
DrWebBackDoor.QuasarNET.5
ClamAVWin.Malware.Uztuby-9848412-0
CAT-QuickHealTrojan.Multi
McAfeeArtemis!C931E97FB8F7
ZillyaTrojan.ScriptKD.JS.10
SangforRiskware.Win32.Agent.ky
CrowdStrikewin/malicious_confidence_60% (W)
AlibabaTrojanSpy:MSIL/SpyNoon.0d77be9d
K7GWSpyware ( 0056adb71 )
Cybereasonmalicious.fb8f7b
SymantecTrojan.Gen.MBT
ESET-NOD32a variant of MSIL/Spy.Agent.CVT
APEXMalicious
AvastWin32:TrojanX-gen [Trj]
CynetMalicious (score: 100)
KasperskyUDS:DangerousObject.Multi.Generic
BitDefenderTrojan.Zmutzy.Lscpt.1
MicroWorld-eScanTrojan.Zmutzy.Lscpt.1
Ad-AwareTrojan.MSIL.Basic.8.Gen
SophosMal/Generic-S
BitDefenderThetaGen:NN.ZemsilF.34790.dr0@aOnWZ7ki
TrendMicroTROJ_GEN.R002C0DG721
McAfee-GW-EditionBehavesLike.Win32.Generic.th
FireEyeGeneric.mg.c931e97fb8f7bb27
EmsisoftTrojan.Zmutzy.Lscpt.1 (B)
SentinelOneStatic AI – Malicious SFX
AviraHEUR/AGEN.1143776
Antiy-AVLTrojan/Generic.ASMalwS.33D4527
MicrosoftTrojan:MSIL/SpyNoon.RTU!MTB
GDataWin32.Trojan.BSE.1CL7UZW
AhnLab-V3Trojan/Win.DC.C4545904
VBA32Backdoor.QuasarNET
MAXmalware (ai score=81)
MalwarebytesMalware.AI.4006165336
YandexTrojanSpy.Agent!rJTCVyK7uo0
IkarusTrojan.MSIL.Spy
MaxSecureTrojan.Malware.1728101.susgen
FortinetMSIL/Agent.CVT!tr
AVGWin32:TrojanX-gen [Trj]
Paloaltogeneric.ml
Qihoo-360Win32/TrojanSpy.Masad.HgIASYAA

How to remove Backdoor.QuasarNET?

Backdoor.QuasarNET 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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