Categories: Trojan

Trojan.MSIL.Injector.W (file analysis)

The Trojan.MSIL.Injector.W 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 Trojan.MSIL.Injector.W virus can do?

  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Creates RWX memory
  • Guard pages use detected – possible anti-debugging.
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid

How to determine Trojan.MSIL.Injector.W?


File Info:

name: D1A65D748FAE96BB7837.mlwpath: /opt/CAPEv2/storage/binaries/cf84e6ce7938ef295fbba9c19504a839778f46ee0f82114d21461c04238c1a4ccrc32: 48232A7Fmd5: d1a65d748fae96bb7837e0b5488d9737sha1: 2ffedd83c6640e0a059bae1012559e3a1029cb3fsha256: cf84e6ce7938ef295fbba9c19504a839778f46ee0f82114d21461c04238c1a4csha512: 526b564d5291c372be7807fff9a4cd01383529e7aa5e2c2e5e18402227fd4f440acaec854fc765f121a1e17e67aac0b136e2736989862e40434f661cc9a6ed22ssdeep: 3072:mIS/089tRlr9VgC6Y+3og1EkI4P74+nzLq/31:ml/dRjiC6YH0Y4Jzitype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1CFC38C7831B18218C0926F369507D2B07265BCF0A22757F75FF49F018DE626A5E3EAD2sha3_384: 6e1ca2c64e091f3b4e2afb9d015b13f2d6015e760c54d3349b7bb4e0e134c7cced44be51ea71280bf44f75222cb069b1ep_bytes: ff250020400000000000000000000000timestamp: 2012-09-20 08:39:34

Version Info:

Translation: 0x0000 0x04b0Comments: MicrosoftCompanyName: MicrosoftFileDescription: AppCosFileVersion: 4.5.1.5InternalName: AppCos.exeLegalCopyright: Copyright © Microsoft 2012OriginalFilename: AppCos.exeProductName: AppCosProductVersion: 4.5.1.5Assembly Version: 2.3.4.1

Trojan.MSIL.Injector.W also known as:

Elastic malicious (high confidence)
DrWeb Trojan.PWS.Stealer.715
Cynet Malicious (score: 99)
FireEye Generic.mg.d1a65d748fae96bb
CAT-QuickHeal PUA.GenericFC.S6060348
ALYac Trojan.MSIL.Injector.W
Cylance Unsafe
K7AntiVirus Trojan ( 004e7c0a1 )
Alibaba TrojanSpy:Win32/Kryptik.25f16d05
K7GW Trojan ( 004e7c0a1 )
Cybereason malicious.48fae9
BitDefenderTheta Gen:NN.ZemsilF.34212.hq3@aeEN35k
VirIT Trojan.Win32.Generic.BUET
Cyren W32/MSIL_Troj.BXH.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Kryptik.AW
TrendMicro-HouseCall TROJ_AGENT_050851.TOMB
ClamAV Win.Trojan.Agent-399145
Kaspersky HEUR:Trojan-Spy.Win32.Generic
BitDefender Trojan.MSIL.Injector.W
NANO-Antivirus Trojan.Win32.Win32.dbypjs
MicroWorld-eScan Trojan.MSIL.Injector.W
Avast Win32:TrojanX-gen [Trj]
Tencent Malware.Win32.Gencirc.10b9ab57
Ad-Aware Trojan.MSIL.Injector.W
Emsisoft Trojan.MSIL.Injector.W (B)
Comodo Malware@#950ki18pph3x
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_AGENT_050851.TOMB
McAfee-GW-Edition GenericRXGV-FJ!D1A65D748FAE
Sophos Mal/Generic-S
Ikarus Backdoor.Win32.Xtrat
GData Trojan.MSIL.Injector.W
Jiangmin Backdoor/Azbreg.qv
Webroot W32.Trojan.Gen
Avira TR/Dropper.Gen
Antiy-AVL Trojan[Backdoor]/Win32.Poison
Arcabit Trojan.MSIL.Injector.W
ZoneAlarm HEUR:Trojan-Spy.Win32.Generic
Microsoft Backdoor:Win32/Bladabindi!ml
SentinelOne Static AI – Malicious PE
AhnLab-V3 Trojan/Win32.Xorist.R37229
McAfee GenericRXGV-FJ!D1A65D748FAE
VBA32 Hoax.Xorist
Malwarebytes Malware.AI.2514576917
APEX Malicious
Rising Trojan.Generic/MSIL@AI.100 (RDM.MSIL:ak8DLvKYk4IH2tDYnXXXUg)
Yandex Trojan.Agent!/riFORhfX68
MAX malware (ai score=100)
MaxSecure Trojan.Malware.4564552.susgen
Fortinet MSIL/Kryptik.VS!tr
AVG Win32:TrojanX-gen [Trj]
Panda Generic Malware
CrowdStrike win/malicious_confidence_100% (W)

How to remove Trojan.MSIL.Injector.W?

  • 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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