Categories: Backdoor

Backdoor.XRat removal instruction

The Backdoor.XRat 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.XRat virus can do?

  • Unconventionial language used in binary resources: Chinese (Traditional)
  • The binary likely contains encrypted or compressed data.
  • The executable is likely packed with VMProtect
  • Attempts to repeatedly call a single API many times in order to delay analysis time
  • Steals private information from local Internet browsers
  • Collects information about installed applications
  • Network activity detected but not expressed in API logs
  • Checks the CPU name from registry, possibly for anti-virtualization
  • Attempts to access Bitcoin/ALTCoin wallets
  • Harvests credentials from local FTP client softwares
  • Harvests information related to installed instant messenger clients
  • Anomalous binary characteristics

How to determine Backdoor.XRat?


File Info:

crc32: EDC65EBAmd5: f15cc157a4bf9cc35af3868855fec08aname: file2.exesha1: 24b85e7b1c08bb8855bf3fba0f91a8d27ec68b4fsha256: b4663d3db83111238a3045f3e909348efad55f216626eff45587d08ec2820765sha512: f2cee6d0ed2f91a16b09cc695986d9cc74831f479a5b3206a2fac2f5fc32c8332833d701673ae329c510e033914ca13d312ca7246e31f064b8dce463ee7f6bd9ssdeep: 98304:wxBuOYAJsL0wS7tin0S2EhvQxG9oDYy7J7YUATEqWXk:Aut2swHRKh4xG967vXktype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2016 Realtek Semiconductor Corporation. All Right Reserved. InternalName: RTInstallerFileVersion: 1.0.0.46CompanyName: Realtek Semiconductor Corp.ProductName: RTInstallerProductVersion: 1.0.0.46FileDescription: RTInstallerOriginalFilename: RTInstaller.exeTranslation: 0x0409 0x04b0

Backdoor.XRat also known as:

Bkav HW32.Packed.
DrWeb Trojan.PWS.Siggen2.45888
FireEye Generic.mg.f15cc157a4bf9cc3
McAfee Artemis!F15CC157A4BF
Cylance Unsafe
Sangfor Malware
Invincea heuristic
BitDefenderTheta Gen:NN.ZexaF.34104.@J0@aaUh0Pcj
Symantec ML.Attribute.HighConfidence
APEX Malicious
Paloalto generic.ml
Kaspersky Trojan-Spy.Win32.Stealer.sfs
AegisLab Trojan.Multi.Generic.4!c
McAfee-GW-Edition BehavesLike.Win32.Dropper.rc
Trapmine malicious.high.ml.score
Sophos Mal/VMProtBad-A
Endgame malicious (high confidence)
ZoneAlarm Trojan-Spy.Win32.Stealer.sfs
Microsoft Trojan:Win32/Wacatac.D!ml
Malwarebytes Backdoor.XRat
ESET-NOD32 Win32/Spy.Agent.PWS
Rising Malware.Heuristic!ET#92% (RDMK:cmRtazoPnQeZbOaVXgYSUY6YyEOk)
SentinelOne DFI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Malicious_Behavior.VEX
AVG FileRepMalware
CrowdStrike win/malicious_confidence_90% (W)

How to remove Backdoor.XRat?

  • 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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