Categories: Malware

Should I remove “MSIL/Injector.NBJ”?

The MSIL/Injector.NBJ 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 MSIL/Injector.NBJ virus can do?

  • Executable code extraction
  • Injection (inter-process)
  • Injection (Process Hollowing)
  • Attempts to connect to a dead IP:Port (1 unique times)
  • Presents an Authenticode digital signature
  • Creates RWX memory
  • At least one IP Address, Domain, or File Name was found in a crypto call
  • A process created a hidden window
  • Performs some HTTP requests
  • The binary likely contains encrypted or compressed data.
  • Uses Windows utilities for basic functionality
  • Executed a process and injected code into it, probably while unpacking
  • Deletes its original binary from disk
  • Steals private information from local Internet browsers
  • Exhibits behavior characteristic of Pony malware
  • Exhibits possible ransomware file modification behavior
  • Collects information about installed applications
  • Creates a hidden or system file
  • Harvests credentials from local FTP client softwares
  • Harvests information related to installed mail clients

Related domains:

ocsp.verisign.com
evcs-ocsp.ws.symantec.com

How to determine MSIL/Injector.NBJ?


File Info:

crc32: 223CEEF2md5: a1933d25e1591674f51e76917101f20aname: A1933D25E1591674F51E76917101F20A.mlwsha1: 234d37f3a9b8b4ece2bc00105d4dc72ba1ab4f2asha256: 52baad9dab220788130ca691baaed3a1f22cc68d913e217bc09f29c2ae822e81sha512: bd7ea453fa2b0197cbbeec5cd394e50e794284dfb0a73fc3369994491ba3ec15892d03295c349b622d680c199eb4651870f6ad85d7ac705cb6827488f2e527bdssdeep: 3072:aRKqejC7g8T4qWwgiBYT4h3dYZXFYfrxITD:aRKqX4fwby8h3KZXFYluDtype: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2014 by GammadyneFileVersion: 44.1CompanyName: GammadyneProductName: Gammadyne MailerProductVersion: 44.1FileDescription: Installer for Gammadyne MailerTranslation: 0x0409 0x04e4

MSIL/Injector.NBJ also known as:

K7AntiVirus Trojan ( 0055e39a1 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Stealer.1932
Cynet Malicious (score: 99)
ALYac Gen:Heur.MSIL.Abuja.2
CrowdStrike win/malicious_confidence_100% (W)
K7GW Trojan ( 0055e39a1 )
Cybereason malicious.5e1591
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Injector.NBJ
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Dropper.Genericrxer-9857196-0
Kaspersky HEUR:Trojan-Dropper.Win32.Generic
BitDefender Gen:Heur.MSIL.Abuja.2
NANO-Antivirus Trojan.Win32.Stealer.dzwzri
MicroWorld-eScan Gen:Heur.MSIL.Abuja.2
Tencent Win32.Trojan.Falsesign.Llgt
Ad-Aware Gen:Heur.MSIL.Abuja.2
Sophos Mal/Generic-R + Mal/Kryptik-AY
Comodo .UnclassifiedMalware@0
BitDefenderTheta Gen:NN.ZemsilF.34686.hm1@a8Q22zci
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition GenericRXER-GI!A1933D25E159
FireEye Generic.mg.a1933d25e1591674
Emsisoft Gen:Heur.MSIL.Abuja.2 (B)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1114859
eGambit Unsafe.AI_Score_51%
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft VirTool:MSIL/Injector.II!bit
Arcabit Trojan.MSIL.Abuja.2
AegisLab Trojan.Win32.Fareit.i!c
GData Gen:Heur.MSIL.Abuja.2
AhnLab-V3 Trojan/Win.Generic.C4443799
McAfee GenericRXER-GI!A1933D25E159
MAX malware (ai score=89)
Panda Trj/GdSda.A
TrendMicro-HouseCall TROJ_GEN.R02DC0DDT21
Rising Trojan.Injector!8.C4 (CLOUD)
Yandex Trojan.PWS.Fareit!Ed8DKvWviNs
Ikarus Trojan.MSIL.Injector
Fortinet MSIL/Kryptik.EPT!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove MSIL/Injector.NBJ?

  • 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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