Categories: Trojan

IL:Trojan.MSILZilla.9255 malicious file

The IL:Trojan.MSILZilla.9255 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 IL:Trojan.MSILZilla.9255 virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • CAPE extracted potentially suspicious content
  • The binary likely contains encrypted or compressed data.
  • .NET file is packed/obfuscated with SmartAssembly
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Behavioural detection: Injection (Process Hollowing)
  • Behavioural detection: Injection (inter-process)
  • Exhibits behavior characteristic of CodeLux Keylogger
  • Deletes executed files from disk
  • Uses csc.exe C# compiler to build and execute code
  • Uses suspicious command line tools or Windows utilities

How to determine IL:Trojan.MSILZilla.9255?


File Info:

name: 274DB23F3CD311ECBA0E.mlwpath: /opt/CAPEv2/storage/binaries/5e669705f3afb21112fa8a2297791f77a0cf21acc02db1df612734f6a6eeaf07crc32: 7C3858D6md5: 274db23f3cd311ecba0e163d78ff73a0sha1: ed275efa607c462bddb70f0c423d162f7f1105c3sha256: 5e669705f3afb21112fa8a2297791f77a0cf21acc02db1df612734f6a6eeaf07sha512: b9a9ffe029114da60da3f884db267c7fa735dadcccae6f50859c17d8ccbaf3d64e173145c88e815ce236929a304d74696ed33ade4bf3961f2774c996608536f6ssdeep: 1536:sNt2G8DSVwk/S2fJciuAosvaKv/TGFK5Io6oH4SH:St2VSVwSS2fJuAd9v/CXo6oYSHtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1F6A3F382EE4C0656CF26457410E17AD2C31E6E82B8DBDFEA65F90F379B17D08C11929Esha3_384: 994257f81df65b641fb4640b1b342293b74188d3dffd75f2a5241032a9ce0a501c0012cfeffab3d5dc0c90ff8c9f072fep_bytes: ff250020400000000000000000000000timestamp: 2018-10-13 14:13:54

Version Info:

0: [No Data]

IL:Trojan.MSILZilla.9255 also known as:

Bkav W32.AIDetectNet.01
Lionic Trojan.Win32.Generic.m3nz
DrWeb BackDoor.Bladabindi.1056
MicroWorld-eScan IL:Trojan.MSILZilla.9255
FireEye Generic.mg.274db23f3cd311ec
ALYac IL:Trojan.MSILZilla.9255
Cylance Unsafe
VIPRE IL:Trojan.MSILZilla.9255
Sangfor Suspicious.Win32.Save.a
K7AntiVirus Trojan ( 0049fd861 )
Alibaba Trojan:MSIL/Injector.ef7cc070
K7GW Trojan ( 0049fd861 )
Cybereason malicious.f3cd31
BitDefenderTheta Gen:NN.ZemsilF.34754.gm0@a0w4TZhi
Symantec ML.Attribute.HighConfidence
Elastic malicious (high confidence)
ESET-NOD32 a variant of MSIL/Injector.ESI
APEX Malicious
Paloalto generic.ml
Kaspersky HEUR:Trojan.MSIL.Generic
BitDefender IL:Trojan.MSILZilla.9255
NANO-Antivirus Trojan.Win32.Comet.dfkpgi
Avast Win32:Trojan-gen
Tencent Msil.Trojan.Generic.Jajl
Ad-Aware IL:Trojan.MSILZilla.9255
Emsisoft IL:Trojan.MSILZilla.9255 (B)
Comodo Malware@#29yypwltsmrvj
F-Secure Heuristic.HEUR/AGEN.1234920
Baidu MSIL.Trojan.Injector.s
Zillya Trojan.Generic.Win32.501422
TrendMicro TROJ_GEN.R002C0PJR22
McAfee-GW-Edition Trojan-FQFK!274DB23F3CD3
Trapmine malicious.high.ml.score
Sophos Mal/Generic-R + Troj/MSILInj-HE
Ikarus Trojan.MSIL.Injector
Google Detected
Avira HEUR/AGEN.1234920
MAX malware (ai score=85)
Antiy-AVL Trojan/Win32.Skeeyah
Gridinsoft Ransom.Win32.Skeeyah.sa
Arcabit IL:Trojan.MSILZilla.D2427
ZoneAlarm HEUR:Trojan.MSIL.Generic
GData IL:Trojan.MSILZilla.9255
Cynet Malicious (score: 100)
Acronis suspicious
McAfee Trojan-FQFK!274DB23F3CD3
Malwarebytes MachineLearning/Anomalous.94%
Rising Trojan.Generic/MSIL@AI.90 (RDM.MSIL:lF4Si9vRTW0G7vQelgdliA)
SentinelOne Static AI – Malicious PE
Fortinet MSIL/Injector.ESI!tr
AVG Win32:Trojan-gen
Panda Trj/CI.A
CrowdStrike win/malicious_confidence_100% (W)

How to remove IL:Trojan.MSILZilla.9255?

  • 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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