Backdoor:MSIL/Tnega.BK!MTB malicious file

The Backdoor:MSIL/Tnega.BK!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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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/Tnega.BK!MTB virus can do?

The binary likely contains encrypted or compressed data.
Network activity detected but not expressed in API logs

How to determine Backdoor:MSIL/Tnega.BK!MTB?


File Info:
crc32: 7640F0FC
md5: f4cda448df357c0d88824dad0b98ef7d
name: upload_file
sha1: 23030d3273c59566e3d950032d73cc9dc2c255e8
sha256: 39abf8fc5e1c18903b4d21d10405872d4ed08b28718fd96191492d7634bf6931
sha512: f1804cdc85d600c67f24a9457a56c3530b875779edfd1015fbbcc65cc0839330389fdb6c694c49238b51cd7f1dea7da7b86dfa0e1cf868311aa9c53459fae08d
ssdeep: 12288:cvWROuLayrgna5RG5FhPW/MkcdR66hUiZC5LPEKxmGxeQ4c2peuJd/H6lsFaS:HRza/asFAkkx6micP5mseZc2peu
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:
Translation: 0x0000 0x04b0
LegalCopyright:  
Assembly Version: 0.0.0.0
InternalName: x592an.exe
FileVersion: 0.0.0.0
ProductVersion: 0.0.0.0
FileDescription:  
OriginalFilename: x592an.exe

Backdoor:MSIL/Tnega.BK!MTB also known as:

Elastic	malicious (high confidence)
MicroWorld-eScan	Trojan.GenericKD.44070787
FireEye	Generic.mg.f4cda448df357c0d
ALYac	Trojan.GenericKD.44070787
Malwarebytes	Trojan.PCrypt.MSIL.Generic
Sangfor	Malware
K7AntiVirus	Trojan ( 00570ff81 )
BitDefender	Trojan.GenericKD.44070787
K7GW	Trojan ( 00570ff81 )
TrendMicro	Backdoor.MSIL.STELEGA.USMANJE20
BitDefenderTheta	Gen:NN.ZemsilF.34570.Sm0@ayv!pKc
Cyren	W32/S-3049d5f7!Eldorado
Symantec	ML.Attribute.HighConfidence
TrendMicro-HouseCall	Backdoor.MSIL.STELEGA.USMANJE20
Paloalto	generic.ml
Alibaba	TrojanPSW:MSIL/Stelega.373915e1
ViRobot	Trojan.Win32.Z.Genkryptik.728576.B
AegisLab	Trojan.Win32.Malicious.4!c
Tencent	Win32.Trojan.Inject.Auto
Ad-Aware	Trojan.GenericKD.44070787
Sophos	Mal/Generic-S
DrWeb	Trojan.Packed2.42621
Invincea	Mal/Generic-S
McAfee-GW-Edition	BehavesLike.Win32.Generic.bc
SentinelOne	DFI – Malicious PE
Emsisoft	Trojan.GenericKD.44070787 (B)
APEX	Malicious
Webroot	W32.Trojan.Gen
Arcabit	Trojan.Generic.D2A07783
ZoneAlarm	HEUR:Trojan-PSW.MSIL.Stelega.gen
Microsoft	Backdoor:MSIL/Tnega.BK!MTB
Cynet	Malicious (score: 100)
VBA32	CIL.HeapOverride.Heur
ESET-NOD32	a variant of MSIL/GenKryptik.EUFB
MAX	malware (ai score=87)
eGambit	Unsafe.AI_Score_99%
Fortinet	MSIL/GenKryptik.EUFB!tr
CrowdStrike	win/malicious_confidence_100% (W)
Qihoo-360	Generic/HEUR/QVM03.0.949F.Malware.Gen

How to remove Backdoor:MSIL/Tnega.BK!MTB?

Backdoor:MSIL/Tnega.BK!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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