Categories: Malware

MSIL/Agent.CNS removal tips

The MSIL/Agent.CNS 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/Agent.CNS virus can do?

SetUnhandledExceptionFilter detected (possible anti-debug)
Creates RWX memory
Guard pages use detected – possible anti-debugging.
Dynamic (imported) function loading detected
Enumerates the modules from a process (may be used to locate base addresses in process injection)
Reads data out of its own binary image
CAPE extracted potentially suspicious content
Unconventionial binary language: Chinese (Simplified)
Unconventionial language used in binary resources: Chinese (Simplified)
The binary contains an unknown PE section name indicative of packing
Authenticode signature is invalid
Anomalous .NET characteristics

How to determine MSIL/Agent.CNS?


File Info:
name: B3DDAE4055E65E277342.mlwpath: /opt/CAPEv2/storage/binaries/d084eb6099501cf005d4722df329e8f1acf32fedb88b85bb4fa5c5a90853d136crc32: BBA09844md5: b3ddae4055e65e2773429e03d66dd4b3sha1: ab6f6358c9eb0c59e83ca2c002ba7a5c377eb82dsha256: d084eb6099501cf005d4722df329e8f1acf32fedb88b85bb4fa5c5a90853d136sha512: b8ecc9548159b51e307b8835736f61c26bde1aa926edca14565a676f325f805f6334644730adf6d1026cbaf146fe169bc3d2cbebe1441a26e6ced56474d0cc71ssdeep: 1536:R35YXtul6H8FEn9NQkasq09+cCmA8qg7lmAAjXb3dosAG/uwxQuVLQYtyedJ:vYVd9NQkasq09Eg7EA8Xb3dT/D0Yt1type: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T14FC3F8467A588B13D6281876C0DB312833F1BEC72732E64B2F4E32AE19523967D5E5CDsha3_384: d9975587c72ed95635726e48b24dfdf76c50b655b0adfde9fa6affe27072013ffdb01e69588cb5d3a43da670e036766eep_bytes: ff250020400000000000000000000000timestamp: 2021-11-21 22:02:43
Version Info:
FileDescription: sparkFileVersion: 33.12.1000.125InternalName: SparkLegalCopyright: Copyright (C) 2011OriginalFilename: Spark.exeProductName: sparkProductVersion: 33.12.1000.125Translation: 0x0804 0x04b0

MSIL/Agent.CNS also known as:

Lionic	Trojan.Multi.GenericML.4!c
Elastic	malicious (high confidence)
MicroWorld-eScan	Trojan.GenericKD.38101657
FireEye	Generic.mg.b3ddae4055e65e27
ALYac	Trojan.GenericKD.38101657
Cylance	Unsafe
K7AntiVirus	Trojan ( 00560a551 )
Alibaba	Trojan:MSIL/Revet.d04c7701
K7GW	Trojan ( 00560a551 )
Cybereason	malicious.8c9eb0
BitDefenderTheta	Gen:NN.ZemsilF.34294.hq0@ayi62ihH
Cyren	W32/MSIL_Kryptik.AXY.gen!Eldorado
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	a variant of MSIL/Agent.CNS
TrendMicro-HouseCall	TROJ_GEN.R014C0RKN21
Paloalto	generic.ml
Kaspersky	UDS:Trojan.Multi.GenericML.xnet
BitDefender	Trojan.GenericKD.38101657
Avast	Win32:Trojan-gen
Ad-Aware	Trojan.GenericKD.38101657
Emsisoft	Trojan.GenericKD.38101657 (B)
F-Secure	Heuristic.HEUR/AGEN.1136323
TrendMicro	TROJ_GEN.R014C0RKN21
McAfee-GW-Edition	Artemis
Sophos	ML/PE-A + Mal/Revet-A
Ikarus	Trojan.MSIL.Agent
GData	Win32.Trojan.Agent.NOD8TH
MaxSecure	Trojan.Malware.300983.susgen
Avira	HEUR/AGEN.1136323
Gridinsoft	Ransom.Win32.Sabsik.sa
Arcabit	Trojan.Generic.D2456299
Microsoft	Trojan:Win32/Woreflint.A!cl
Cynet	Malicious (score: 99)
AhnLab-V3	Trojan/Win.Injector.C4787272
McAfee	Artemis!B3DDAE4055E6
MAX	malware (ai score=80)
VBA32	TScope.Trojan.MSIL
APEX	Malicious
SentinelOne	Static AI – Malicious PE
eGambit	Unsafe.AI_Score_100%
Fortinet	MSIL/Agent.CNS!tr
AVG	Win32:Trojan-gen
CrowdStrike	win/malicious_confidence_90% (W)