Categories: Backdoor

Backdoor.NJBot malicious file

The Backdoor.NJBot 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.NJBot virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Reads data out of its own binary image
  • The binary likely contains encrypted or compressed data.
  • Network activity detected but not expressed in API logs

How to determine Backdoor.NJBot?


File Info:

crc32: 106899A9md5: 9fdae33804c44677160b5bf4622ff034name: 9FDAE33804C44677160B5BF4622FF034.mlwsha1: 5e4f6221454af7ec42189369d904350d479eb98fsha256: 1481bf469f2cd9bb2802b63251527f1a6c1d0e7ea57cb7718a299da9e9a25b4csha512: a73d5db3affaf681f4c0844b5a0324aff05910ddf7dafd2a08c91e57d0f08de253e03d5a2236338ac9a3deaa99802e455d0e08730f8b1a9dc9e47c98801f6b37ssdeep: 1536:imCGjStEgteh2/E5utP11rwslkKP1LFqa/M6+Sc9M5KlmO0vL2y7J9oIN:imVcCUE0PDYKl00M6+SfWFg9ootype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Assembly Version: 0.0.0.0InternalName: Server.exeFileVersion: 0.0.0.0Comments: RPX 1.3.4399.43191ProductVersion: 0.0.0.0FileDescription: OriginalFilename: Server.exe

Backdoor.NJBot also known as:

K7AntiVirus Trojan ( 00528cb81 )
Lionic Trojan.Win32.Generic.m0AW
Elastic malicious (high confidence)
DrWeb Trojan.DownLoader9.7006
Cynet Malicious (score: 99)
Cylance Unsafe
Zillya Trojan.Injector.Win32.715752
Sangfor Suspicious.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (D)
Alibaba Backdoor:MSIL/Bladabindi.f5130457
K7GW Trojan ( 00528cb81 )
Cybereason malicious.804c44
Cyren W32/MSIL_Troj.FT.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Injector.BMJ
APEX Malicious
Avast MSIL:GenMalicious-HD [Trj]
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Heur.MSIL.Bladabindi.1
NANO-Antivirus Trojan.Win32.Disfa.cjkhyv
MicroWorld-eScan Gen:Heur.MSIL.Bladabindi.1
Tencent Win32.Trojan.Generic.Hzdq
Ad-Aware Gen:Heur.MSIL.Bladabindi.1
Sophos Mal/Generic-S
Comodo Malware@#2c2v6erf9qk8b
BitDefenderTheta Gen:NN.ZemsilF.34236.gm0@ayairKn
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
FireEye Generic.mg.9fdae33804c44677
Emsisoft Gen:Heur.MSIL.Bladabindi.1 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Generic.fifps
Avira HEUR/AGEN.1132695
eGambit Generic.Malware
Antiy-AVL Trojan/Generic.ASMalwS.1D167C
Kingsoft Win32.Troj.Disfa.af.(kcloud)
Microsoft Backdoor:MSIL/Bladabindi.AA
GData Gen:Heur.MSIL.Bladabindi.1
McAfee Artemis!9FDAE33804C4
MAX malware (ai score=84)
VBA32 TScope.Trojan.MSIL
Malwarebytes Backdoor.NJBot
Panda Generic Malware
Yandex Trojan.Disfa!5WKg6rvDSxk
Ikarus Trojan.MSIL.RPX
Fortinet MSIL/Kryptik.EXT!tr
AVG MSIL:GenMalicious-HD [Trj]

How to remove Backdoor.NJBot?

  • 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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