Categories: Trojan

Trojan:MSIL/KeyLogger.ARAC!MTB (file analysis)

The Trojan:MSIL/KeyLogger.ARAC!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/KeyLogger.ARAC!MTB virus can do?

  • Sample contains Overlay data
  • .NET file is packed/obfuscated with SmartAssembly
  • Authenticode signature is invalid
  • Anomalous binary characteristics

How to determine Trojan:MSIL/KeyLogger.ARAC!MTB?


File Info:

name: B7C8E8A1BFBCA0A6D08B.mlwpath: /opt/CAPEv2/storage/binaries/4a454537e45a5cadd430761039a6b3971b839d3d2ed19472c97b3c815e2079eacrc32: 3ACF6491md5: b7c8e8a1bfbca0a6d08b1917e97e04fasha1: 142e4d6365cc60cfb9a70e899014b9125b9e1455sha256: 4a454537e45a5cadd430761039a6b3971b839d3d2ed19472c97b3c815e2079easha512: a76d59108b0a4e1c29134cd2fd068ed0a03e881ec535e0e9506e67a20bc1ad838615d1ad58ea5deb5e36f7f41e014c41b022fd37cde140b839defd65b4ec12e4ssdeep: 6144:4lL8R/ruuuu+uuuuuuuruuuuuuuuXiFU1lrOxn:Q4/ruuuu+uuuuuuuruuuuuuuuyFSkntype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T157541A2BB6462BFACA3901B14496109D17D8CEBF6603E357F64CB1871A926D34F0939Fsha3_384: 443578917141598e10355cc188899e1b72cc5b05f8a7d2086000b2d9b5b55fccdfc5f6c73267ae6e375f12fe5ad096b5ep_bytes: ff250cba430000005f436f724578654dtimestamp: 2011-09-11 13:43:47

Version Info:

Translation: 0x0000 0x04b0Comments: Microsoft CorporationCompanyName: Microsoft CorporationFileDescription: Windows Hizmetleri İçin Ana Bilgisayar İşlemiFileVersion: 2.9.5.1InternalName: Revalation.exeLegalCopyright: Microsoft Corporation 2011LegalTrademarks: Microsoft CorporationOriginalFilename: Revalation.exeProductName: Microsoft TurkeyProductVersion: 2.9.5.1Assembly Version: 6.5.3.1

Trojan:MSIL/KeyLogger.ARAC!MTB also known as:

Bkav W32.AIDetectMalware.CS
Lionic Trojan.Win32.Generic.4!c
Cynet Malicious (score: 99)
FireEye Generic.mg.b7c8e8a1bfbca0a6
Skyhigh BehavesLike.Win32.Generic.dm
McAfee Generic Malware.jt!pec
Cylance unsafe
Zillya Trojan.Agent.Win32.172225
Sangfor Virus.Win32.Save.a
K7AntiVirus Riskware ( 0015e4f11 )
Alibaba Trojan:MSIL/REVALOGGR.5f0fdd3a
K7GW Riskware ( 0015e4f11 )
Cybereason malicious.365cc6
VirIT Trojan.Win32.Generic.COME
Symantec ML.Attribute.HighConfidence
Elastic malicious (high confidence)
ESET-NOD32 a variant of MSIL/Spy.Keylogger.HM
APEX Malicious
ClamAV Win.Trojan.Agent-360219
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Heur.MSIL.Krypt.3
NANO-Antivirus Trojan.Win32.AVKill.wxbvs
MicroWorld-eScan Gen:Heur.MSIL.Krypt.3
Avast Win32:Trojan-gen
Tencent Malware.Win32.Gencirc.10b3a3d4
Emsisoft Gen:Heur.MSIL.Krypt.3 (B)
F-Secure Trojan.TR/Spy.Gen
DrWeb Trojan.AVKill.13134
VIPRE Gen:Heur.MSIL.Krypt.3
TrendMicro TrojanSpy.MSIL.REVALOGGR.SMA
Ikarus Trojan.SuspectCRC
GData Gen:Heur.MSIL.Krypt.3
Jiangmin Trojan/Generic.mkzw
Webroot W32.Trojan.Keylogger.Gen
Varist W32/MSIL_Troj.DM.gen!Eldorado
Avira TR/Spy.Gen
Antiy-AVL Trojan[Spy]/MSIL.KeyLogger
Kingsoft Win32.Trojan.Generic.a
Xcitium Malware@#3bdor322jdx2k
Arcabit Trojan.MSIL.Krypt.3
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft Trojan:MSIL/KeyLogger.ARAC!MTB
Google Detected
AhnLab-V3 Trojan/Win32.Agent.R50289
BitDefenderTheta Gen:NN.ZemsilF.36680.rm1@aawEoMj
MAX malware (ai score=100)
Panda Trj/Genetic.gen
TrendMicro-HouseCall TrojanSpy.MSIL.REVALOGGR.SMA
Rising Spyware.Keylogger!8.12F (CLOUD)
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.300983.susgen
Fortinet MSIL/Generic.DN.11A86F!tr
AVG Win32:Trojan-gen
DeepInstinct MALICIOUS
CrowdStrike win/malicious_confidence_100% (W)

How to remove Trojan:MSIL/KeyLogger.ARAC!MTB?

  • 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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