Categories: Backdoor

Should I remove “Backdoor:MSIL/IRCbot.L!bit”?

The Backdoor:MSIL/IRCbot.L!bit 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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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:MSIL/IRCbot.L!bit virus can do?

  • Executable code extraction
  • Attempts to connect to a dead IP:Port (3 unique times)
  • Creates RWX memory
  • At least one IP Address, Domain, or File Name was found in a crypto call
  • Reads data out of its own binary image
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic
  • Performs some HTTP requests
  • Looks up the external IP address
  • Steals private information from local Internet browsers
  • Installs itself for autorun at Windows startup
  • Creates a copy of itself

Related domains:

z.whorecord.xyz
a.tomx.xyz
ipinfo.io

How to determine Backdoor:MSIL/IRCbot.L!bit?


File Info:

crc32: FF30EF74md5: f311e6302a48c06c0b6e16c7b13a0fadname: upload_filesha1: 67f8f82458c36cd68bd84300569dd1d85c06cbc6sha256: f86cec27f1e551d8f50b50ff94e0e102a35ad958be7a56e2bfdeac0ea14ade7dsha512: 1d3c80d7e13766dec2e0224c2ac92bc5897049ab8b99c5c0eab06551be8e61bf6f512f13fd1cd405e0a35d660ff7afd2329f71419e752bb4781b7f4ab8ca14aassdeep: 3072:+rm2Hn/NYaUDpO/eOIy1ogqFu/M+a6T74eFkx95jsY8O5KlDO:+rfnlYX6Iy1Pt/M+aOBFM9qOQwtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Copyright xa9 2019Assembly Version: 1.0.0.0InternalName: SeafkoAgent.exeFileVersion: 1.0.0.0CompanyName: MicrosoftLegalTrademarks: SAEFKOComments: Windows ExplorerProductName: Windows ExplorerProductVersion: 1.0.0.0FileDescription: Windows ExplorerOriginalFilename: SeafkoAgent.exe

Backdoor:MSIL/IRCbot.L!bit also known as:

Elastic malicious (high confidence)
DrWeb Trojan.DownLoader27.33680
MicroWorld-eScan Gen:Variant.MSILPerseus.172506
CAT-QuickHeal Trojan.YakbeexMSIL.ZZ4
ALYac Gen:Variant.MSILPerseus.172506
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Ircbot.4!c
Sangfor Malware
CrowdStrike win/malicious_confidence_80% (D)
BitDefender Gen:Variant.MSILPerseus.172506
K7GW Backdoor ( 005422d41 )
K7AntiVirus Trojan ( 00562f821 )
Invincea Mal/Generic-S
BitDefenderTheta Gen:NN.ZemsilF.34298.jm1@aCB6Gmk
Cyren W32/MSIL_Perseus.P.gen!Eldorado
Symantec Trojan Horse
APEX Malicious
Avast Win32:Trojan-gen
ClamAV Win.Packed.Razy-9770980-0
Kaspersky HEUR:Trojan-Spy.MSIL.Stealer.gen
Alibaba Backdoor:MSIL/IRCbot.d1388316
NANO-Antivirus Trojan.Win32.IRCBot.gnaavl
Ad-Aware Gen:Variant.MSILPerseus.172506
Sophos Mal/Generic-S
Comodo Malware@#2y1b06h34aazs
F-Secure Trojan.TR/BAS.Samca.pgmex
TrendMicro Backdoor.MSIL.IRCBOT.SMF
McAfee-GW-Edition GenericRXKU-OL!F311E6302A48
FireEye Generic.mg.f311e6302a48c06c
Emsisoft Gen:Variant.MSILPerseus.172506 (B)
SentinelOne DFI – Malicious PE
Jiangmin TrojanSpy.MSIL.aflz
Avira TR/BAS.Samca.pgmex
Antiy-AVL Trojan[Spy]/MSIL.Stealer
Microsoft Backdoor:MSIL/IRCbot.L!bit
Arcabit Trojan.MSILPerseus.D2A1DA
SUPERAntiSpyware Backdoor.IRCBot/Variant
ZoneAlarm HEUR:Trojan-Spy.MSIL.Stealer.gen
GData Gen:Variant.MSILPerseus.172506
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.MSIL.R293405
McAfee GenericRXKU-OL!F311E6302A48
VBA32 TScope.Trojan.MSIL
Malwarebytes Backdoor.IRCBot
Panda Trj/CI.A
Zoner Trojan.Win32.86110
ESET-NOD32 MSIL/IRCBot.GB
TrendMicro-HouseCall Backdoor.MSIL.IRCBOT.SMF
Rising Backdoor.Saefko!1.C93F (CLASSIC)
Yandex Trojan.IRCBot!BjGgAJFZolI
MAX malware (ai score=100)
MaxSecure Trojan.Malware.73709669.susgen
Fortinet MSIL/IRCBot.GB!tr
Webroot W32.Trojan.Gen
AVG Win32:Trojan-gen
Paloalto generic.ml
Qihoo-360 Generic/Trojan.Spy.67f

How to remove Backdoor:MSIL/IRCbot.L!bit?

  • 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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