What is “Backdoor:MSIL/Crysan!MTB”?

The Backdoor:MSIL/Crysan!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.

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:MSIL/Crysan!MTB virus can do?

Network activity detected but not expressed in API logs

How to determine Backdoor:MSIL/Crysan!MTB?


File Info:
crc32: D2041F9A
md5: 1152c83db92f9b9cd518954318881d31
name: 1152C83DB92F9B9CD518954318881D31.mlw
sha1: 79d17dabccb53ac17e6f3610306aeebdfca5ce41
sha256: a437d56a416907a10babec9e0a92d23a98be89d17e5e25e21411613418f446fd
sha512: 2a58dc915dab44cf0e8e9c6cc7bbb7b0852e8269ffa331f943ec040d08fdd6816a7e1cc180ee60306feda7a2530b493f9c363b74a46926ea5461938afcf5ee85
ssdeep: 12288:NIenoLLoS60/K7yh0RvrDZ68NybfKI2nvXyGAu85KaMg70b3q6:NbnoLARn8Rbf/KvX0Ka8Dq
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:
Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9  2018
Assembly Version: 1.0.0.0
InternalName: ax5bb6f2Tx6210x671bux5b593.exe
FileVersion: 1.0.0.0
CompanyName: 
LegalTrademarks: 
Comments: 
ProductName: SortingVisualizer
ProductVersion: 1.0.0.0
FileDescription: SortingVisualizer
OriginalFilename: ax5bb6f2Tx6210x671bux5b593.exe

Backdoor:MSIL/Crysan!MTB also known as:

K7AntiVirus	Trojan ( 0057b7001 )
Elastic	malicious (high confidence)
DrWeb	BackDoor.SpyBotNET.25
Cynet	Malicious (score: 100)
ALYac	Trojan.GenericKDZ.74706
Cylance	Unsafe
Sangfor	Trojan.Win32.Save.a
CrowdStrike	win/malicious_confidence_80% (W)
Alibaba	Trojan:Win32/Kryptik.ali2000016
K7GW	Trojan ( 0057b7001 )
Cyren	W32/MSIL_Kryptik.DLB.gen!Eldorado
Symantec	Trojan.Gen.2
ESET-NOD32	a variant of MSIL/GenKryptik.FEMX
APEX	Malicious
Avast	Win32:RATX-gen [Trj]
Kaspersky	HEUR:Trojan-PSW.MSIL.Coins.gen
BitDefender	Trojan.GenericKD.36800940
MicroWorld-eScan	Trojan.GenericKD.36800940
Ad-Aware	Trojan.GenericKD.36800940
Sophos	Mal/Generic-R + Troj/Inject-GUV
VIPRE	Trojan.Win32.Generic!BT
McAfee-GW-Edition	Artemis!Trojan
FireEye	Trojan.GenericKD.36800940
Emsisoft	Trojan.GenericKDZ.74706 (B)
Avira	TR/AD.AgentTesla.gijwv
Kingsoft	Win32.PSWTroj.Undef.(kcloud)
Microsoft	Backdoor:MSIL/Crysan!MTB
AegisLab	Trojan.MSIL.Coins.i!c
GData	Trojan.GenericKD.36800940
AhnLab-V3	Malware/Win.Generic.C4439437
McAfee	PWS-FCXL!1152C83DB92F
MAX	malware (ai score=85)
Malwarebytes	Trojan.Crypt.MSIL
Panda	Trj/GdSda.A
TrendMicro-HouseCall	TROJ_FRS.0NA104DQ21
Rising	Trojan.GenKryptik!8.AA55 (CLOUD)
Ikarus	Trojan.MSIL.Inject
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	MSIL/Kryptik.AAPU!tr
AVG	Win32:RATX-gen [Trj]
Paloalto	generic.ml

How to remove Backdoor:MSIL/Crysan!MTB?

Backdoor:MSIL/Crysan!MTB 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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