Categories: Malware

What is “VirTool:Win32/Obfuscator.JK”?

The VirTool:Win32/Obfuscator.JK 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 VirTool:Win32/Obfuscator.JK virus can do?

Executable code extraction
Creates RWX memory
Reads data out of its own binary image
The binary likely contains encrypted or compressed data.
Network activity detected but not expressed in API logs
Anomalous binary characteristics

How to determine VirTool:Win32/Obfuscator.JK?


File Info:
crc32: A58741A9md5: b458fbf13ad16ad62ec0fa0b181ca26ename: B458FBF13AD16AD62EC0FA0B181CA26E.mlwsha1: 4264cba89db6819637309e89b828fbfdb9a6339dsha256: 9e4167bc0d1c1646aa7551ec95be861263493260d9d3689e8f5dac35891ef6b2sha512: 9aadd17800ea09d6f4e55abd78533d6e848ec513ebb2306a578c788c4ffa5238e997a80baaca19bf7253f6b4217edf0d694f669958cbb4e01ad0787075a1f2b0ssdeep: 3072:BkS45KIH6/mYc8lPIPKdOx3u0pUn97sNfsuV16V6lOhYGB/OtsSPs9CJGykRkB3:Bk6t+YZl7OdFpU9mfFF8B/OtsQKPykGtype: PE32 executable (GUI) Intel 80386, for MS Windows
Version Info:
0: [No Data]

VirTool:Win32/Obfuscator.JK also known as:

Bkav	W32.AIDetect.malware1
K7AntiVirus	Trojan ( 004a6c291 )
Elastic	malicious (high confidence)
DrWeb	Trojan.Fakealert.20509
Cynet	Malicious (score: 100)
CAT-QuickHeal	Trojan.FakeAv
ALYac	Gen:Trojan.Heur.JP.mmX@a0hdQ1ai
Cylance	Unsafe
Zillya	Trojan.FakeAV.Win32.247397
Sangfor	Backdoor.Win32.VB.epm
CrowdStrike	win/malicious_confidence_80% (D)
K7GW	Trojan ( 004a6c291 )
Cybereason	malicious.13ad16
Symantec	ML.Attribute.HighConfidence
ESET-NOD32	Win32/Adware.XPAntiSpyware.AG
APEX	Malicious
Avast	Win32:Malware-gen
Kaspersky	Trojan.Win32.FakeAV.szgo
BitDefender	Gen:Trojan.Heur.JP.mmX@a0hdQ1ai
NANO-Antivirus	Virus.Win32.Gen-Crypt.ccnc
MicroWorld-eScan	Gen:Trojan.Heur.JP.mmX@a0hdQ1ai
Tencent	Malware.Win32.Gencirc.11690e7b
Ad-Aware	Gen:Trojan.Heur.JP.mmX@a0hdQ1ai
Sophos	Mal/Generic-S
Comodo	Malware@#31rbotlr6vj48
BitDefenderTheta	AI:Packer.D4183D071F
VIPRE	Trojan.Win32.Generic!BT
McAfee-GW-Edition	BehavesLike.Win32.VirRansom.cc
FireEye	Generic.mg.b458fbf13ad16ad6
Emsisoft	Gen:Trojan.Heur.JP.mmX@a0hdQ1ai (B)
SentinelOne	Static AI – Malicious PE
Jiangmin	Trojan/Fakeav.blzq
Avira	TR/Crypt.XPACK.Gen
Kingsoft	Win32.Heur.KVMH004.a.(kcloud)
Microsoft	VirTool:Win32/Obfuscator.JK
Arcabit	Trojan.Heur.JP.ED107DE
AegisLab	Trojan.Win32.CodecPack.l9lL
GData	Gen:Trojan.Heur.JP.mmX@a0hdQ1ai
AhnLab-V3	Trojan/Win32.FakeAV.R63842
McAfee	Generic.dx!B458FBF13AD1
MAX	malware (ai score=87)
VBA32	Trojan.EA.2951
Panda	Trj/CI.A
Rising	Backdoor.Win32.VB.epm (CLOUD)
Yandex	Adware.XPAntiSpyware!jBRP3YXLTto
Ikarus	Trojan.Win32.FakeAV
MaxSecure	Trojan.Malware.4983682.susgen
Fortinet	W32/FakeAV.PARW!tr
AVG	Win32:Malware-gen
Paloalto	generic.ml