MSIL/Obfus-K (file analysis)

The MSIL/Obfus-K 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/Obfus-K virus can do?

CAPE extracted potentially suspicious content
Authenticode signature is invalid
Binary compilation timestomping detected

How to determine MSIL/Obfus-K?


File Info:
name: 7B1DEF72D8CBBDFD9878.mlw
path: /opt/CAPEv2/storage/binaries/5469b776bab0d0b12694008e0eb14c3dc6c026a53397b48c821464a82b47d379
crc32: EBA54C43
md5: 7b1def72d8cbbdfd9878ef82b435ec5c
sha1: 9ac83865105a481395736ac8dd841f709979e234
sha256: 5469b776bab0d0b12694008e0eb14c3dc6c026a53397b48c821464a82b47d379
sha512: 5577bb0324abfbd1205a6c812be127f9f2a8443c3767c59f4ba1d02e219fda286bbea57647418da1a00f2510bfd513e1f7b6dabae7800cac14dbfca606174e0d
ssdeep: 12288:TQ8kh5hQ28ME9umnZH35frDUN5dMn9E1fJHSWClBF/LaRzIpFZS7itGQNz9m0Y:s8khXYfuOJ35zDUzOnKfH7CHxSRMz9m
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1E666BF68AEB48B2CDA8911BC57370DC4E725028C5642B73BB93AF9B13CCE47D6D690D4
sha3_384: 0034ea9c98f184f53a97dba89f46c7aee67fa2dd4646569e9e8937abaf5c5f79d91b18f2a14b7044d25c9657f70974ba
ep_bytes: ff250020400000000000000000000000
timestamp: 2070-11-18 01:05:09

Version Info:
Translation: 0x0000 0x04b0
Comments: 
CompanyName: 
FileDescription: lmitp
FileVersion: 1.0.0.0
InternalName: lmitp.exe
LegalCopyright: Copyright ©  2020
LegalTrademarks: 
OriginalFilename: lmitp.exe
ProductName: lmitp
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

MSIL/Obfus-K also known as:

Elastic	malicious (high confidence)
MicroWorld-eScan	Trojan.MSIL.Basic.3.Gen
FireEye	Generic.mg.7b1def72d8cbbdfd
ALYac	Trojan.MSIL.Basic.3.Gen
Cylance	Unsafe
Sangfor	Trojan.Msil.Agent.Vbaq
Arcabit	Trojan.MSIL.Basic.3.Gen
BitDefenderTheta	Gen:NN.ZemsilF.34754.@p0@aC8kDzf
Symantec	ML.Attribute.HighConfidence
Avast	Win32:Malware-gen
Cynet	Malicious (score: 100)
Rising	Trojan.Generic/MSIL@AI.92 (RDM.MSIL:LjAQ6mQ+zH+6cLtGRgvPnA)
Ad-Aware	Trojan.MSIL.Basic.3.Gen
Emsisoft	Trojan.MSIL.Basic.3.Gen (B)
VIPRE	Trojan.MSIL.Basic.3.Gen
TrendMicro	TROJ_GEN.R002C0RJI22
McAfee-GW-Edition	Artemis!Trojan
Sophos	MSIL/Obfus-K
Paloalto	generic.ml
Antiy-AVL	Trojan[Backdoor]/MSIL.NanoBot
Microsoft	Trojan:Win32/Wacatac.B!ml
ZoneAlarm	HEUR:Trojan-Dropper.MSIL.Sysn.gen
Google	Detected
Acronis	suspicious
McAfee	Artemis!7B1DEF72D8CB
MAX	malware (ai score=85)
SentinelOne	Static AI – Malicious PE
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	PossibleThreat
AVG	Win32:Malware-gen
Panda	Trj/Chgt.AD

How to remove MSIL/Obfus-K?

MSIL/Obfus-K 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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