Trojan

Trojan:MSIL/CryptInject.MBAI!MTB (file analysis)

Malware Removal

The Trojan:MSIL/CryptInject.MBAI!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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What Trojan:MSIL/CryptInject.MBAI!MTB virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Uses Windows utilities for basic functionality
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • Authenticode signature is invalid
  • Anomalous .NET characteristics
  • CAPE detected the shellcode patterns malware family
  • Creates a copy of itself
  • Creates known Njrat/Bladabindi RAT registry keys
  • Yara detections observed in process dumps, payloads or dropped files

How to determine Trojan:MSIL/CryptInject.MBAI!MTB?


File Info:

name: 6D3EDBB3A790D7FF035A.mlw
path: /opt/CAPEv2/storage/binaries/cda4c39c1111d263fb5a3817b4279e622415b8e33572e0ab21f7abfc5170d49c
crc32: C6969ECC
md5: 6d3edbb3a790d7ff035a91fa5f2545af
sha1: 994d072d48685cd2d1666b4b5f6ccc48055ab6e0
sha256: cda4c39c1111d263fb5a3817b4279e622415b8e33572e0ab21f7abfc5170d49c
sha512: 5c97a28846a00653302435aebc74a43784b1060fa6304103414266f8197e5c3363412654a9309a4cffe59a17a2e1931e3014e3f37d539db65c82583aeea39e43
ssdeep: 768:9f6qIjUEFUbYC+gUm7uFNYNEFN7b3bKbR7cRN6wNqj9eCQC6lP4bQicE00+ZOzj2:9WnPH
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1632413DAF8962EFEA414BDA20311FD1EC04CCBD97CFF472A611032A45588937D9476AB
sha3_384: 6c8a5771e9451c1f2cf03a8ef2e86b460456070dc00c9fbb2f21ec99d27be8177e3ce5daf9fb10422a1db82500ddb9ef
ep_bytes: ff250020400000000000000000000000
timestamp: 2023-08-11 14:18:22

Version Info:

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

Trojan:MSIL/CryptInject.MBAI!MTB also known as:

BkavW32.AIDetectMalware.CS
MicroWorld-eScanGen:Variant.MSILPerseus.6754
FireEyeGeneric.mg.6d3edbb3a790d7ff
SkyhighBehavesLike.Win32.Generic.dz
McAfeeGenericRXBP-TF!6D3EDBB3A790
MalwarebytesGeneric.Malware.AI.DDS
ZillyaTrojan.Injector.Win32.1707969
SangforSuspicious.Win32.Save.a
K7AntiVirusTrojan ( 004b06ea1 )
AlibabaBackdoor:MSIL/CryptInject.c64bc59a
K7GWTrojan ( 004b06ea1 )
CrowdStrikewin/malicious_confidence_100% (W)
BitDefenderThetaGen:NN.ZemsilF.36802.nm0@ae1S0Yk
SymantecML.Attribute.HighConfidence
Elasticmalicious (high confidence)
ESET-NOD32a variant of MSIL/Injector.GEU
APEXMalicious
KasperskyHEUR:Backdoor.MSIL.Agent.gen
BitDefenderGen:Variant.MSILPerseus.6754
SUPERAntiSpywareTrojan.Agent/Gen-Injector
AvastWin32:TrojanX-gen [Trj]
TencentTrojan.Msil.Agent.zb
TACHYONBackdoor/W32.DN-Agent.212992.AF
SophosTroj/Reflekt-U
F-SecureTrojan.TR/Dropper.Gen
DrWebTrojan.Inject.5077
VIPREGen:Variant.MSILPerseus.6754
Trapminesuspicious.low.ml.score
EmsisoftGen:Variant.MSILPerseus.6754 (B)
SentinelOneStatic AI – Malicious PE
JiangminTrojan.Win32.Reconyc.h
GoogleDetected
AviraTR/Dropper.Gen
VaristW32/A-13649ab8!Eldorado
Antiy-AVLTrojan/Win32.AGeneric
Kingsoftmalware.kb.c.1000
MicrosoftTrojan:MSIL/CryptInject.MBAI!MTB
ArcabitTrojan.MSILPerseus.D1A62
ZoneAlarmHEUR:Backdoor.MSIL.Agent.gen
GDataGen:Variant.MSILPerseus.6754
AhnLab-V3Trojan/Win32.Bladabindi.R158098
VBA32TScope.Trojan.MSIL
ALYacGen:Variant.MSILPerseus.6754
MAXmalware (ai score=87)
Cylanceunsafe
PandaTrj/CI.A
RisingMalware.Obfus/MSIL@AI.100 (RDM.MSIL2:OBwgp+8JTuKivldnDiixCw)
IkarusTrojan.Msil
FortinetMSIL/Injector.SHW!tr
AVGWin32:TrojanX-gen [Trj]
DeepInstinctMALICIOUS

How to remove Trojan:MSIL/CryptInject.MBAI!MTB?

Trojan:MSIL/CryptInject.MBAI!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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