Win32/Koutodoor.HN

What is Win32/Koutodoor.HN infection?

In this post you will locate about the definition of Win32/Koutodoor.HN as well as its adverse impact on your computer. Such ransomware are a form of malware that is specified by on-line scams to demand paying the ransom money by a victim.

Most of the cases, Win32/Koutodoor.HN ransomware will certainly advise its targets to initiate funds transfer for the purpose of counteracting the changes that the Trojan infection has actually introduced to the sufferer’s gadget.

Win32/Koutodoor.HN Summary

These alterations can be as adheres to:

  • Possible date expiration check, exits too soon after checking local time;
  • Unconventionial binary language: Chinese (Simplified);
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Ciphering the files located on the victim’s disk drive — so the victim can no longer make use of the data;
  • Preventing normal access to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.
Similar behavior
Related domains
z.whorecord.xyz Ransom.Win32.Cerber_9.se
a.tomx.xyz Ransom.Win32.Cerber_9.se

Win32/Koutodoor.HN

The most normal networks through which Win32/Koutodoor.HN Ransomware Trojans are injected are:

  • By means of phishing emails;
  • As a consequence of user winding up on a resource that organizes a harmful software;

As quickly as the Trojan is effectively injected, it will either cipher the information on the target’s computer or avoid the tool from operating in a correct manner – while also putting a ransom money note that discusses the requirement for the victims to impact the settlement for the function of decrypting the papers or restoring the file system back to the preliminary condition. In most circumstances, the ransom money note will certainly come up when the client restarts the PC after the system has currently been damaged.

Win32/Koutodoor.HN circulation channels.

In numerous edges of the globe, Win32/Koutodoor.HN grows by leaps and also bounds. Nonetheless, the ransom notes and also techniques of obtaining the ransom money quantity may differ relying on specific regional (local) settings. The ransom notes as well as techniques of obtaining the ransom amount may differ depending on certain neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty notifies concerning unlicensed software application.

    In specific areas, the Trojans frequently wrongfully report having actually identified some unlicensed applications enabled on the target’s tool. The alert after that requires the individual to pay the ransom.

    Faulty statements about illegal material.

    In countries where software program piracy is much less popular, this technique is not as efficient for the cyber frauds. Conversely, the Win32/Koutodoor.HN popup alert might incorrectly claim to be stemming from a law enforcement establishment as well as will report having situated child porn or various other unlawful data on the gadget.

    Win32/Koutodoor.HN popup alert may wrongly assert to be deriving from a law enforcement institution as well as will certainly report having located kid pornography or other illegal information on the device. The alert will likewise include a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: CF13C031md5: d6985461ac85cac76cb3e04df5b704dename: D6985461AC85CAC76CB3E04DF5B704DE.mlwsha1: 1731b3e84abbc4bc8eda783dad1918f3ef742b31sha256: e917440846bf337428764952cc131f3f209a044ea986f69609294f1e3cd5367fsha512: 17efaa03d31ae5a26099b1ca68977fdc6b1e561b94a1130b78ac97ec0a0ccf5d2a0de80b3b0b80e57a26bd2cb7d862070d8708e56a25bd5007b13b12c7b0877dssdeep: 1536:J2u1QsaywmKBG76bn/ySzboJQ0sDpAWl0Y7RNZMBAZI0FSXZF3TkXjx:L67TboJOpAWd3qBAZ1gX0Ftype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright 2010ProductVersion: 1, 0, 0, 0FileDescription: FileVersion: 1, 0, 0, 0CompanyName: Translation: 0x0804 0x04b0

Win32/Koutodoor.HN also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 001930d11 )
Elastic malicious (high confidence)
DrWeb Trojan.RKDoor.10687
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Koutodoor.MUE.A4
ALYac Gen:Variant.Barys.54547
Cylance Unsafe
Zillya Trojan.Koutodoor.Win32.31369
Sangfor Ransom.Win32.Cerber_9.se
CrowdStrike win/malicious_confidence_100% (D)
Alibaba Trojan:Win32/Koutodoor.99883da8
K7GW Trojan ( 001930d11 )
Cybereason malicious.1ac85c
Baidu Win32.Rootkit.Koutodoor.a
Cyren W32/Koutodoor.N.gen!Eldorado
Symantec Trojan.Koutodoor!gen
ESET-NOD32 a variant of Win32/Koutodoor.HN
APEX Malicious
Avast Win32:Caxnet [Trj]
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Barys.54547
NANO-Antivirus Trojan.Win32.MLW.evaszt
ViRobot Backdoor.Win32.A.Koutodoor.84544.A
MicroWorld-eScan Gen:Variant.Barys.54547
Tencent Malware.Win32.Gencirc.10c18acf
Ad-Aware Gen:Variant.Barys.54547
Sophos ML/PE-A + Mal/Koutodoor-A
Comodo TrojWare.Win32.Koutdoor.HR@4ri74j
BitDefenderTheta AI:Packer.AE7E7DE321
VIPRE Trojan.Win32.Koutodoor.e (v)
TrendMicro BKDR_KTDOOR.SMIC
McAfee-GW-Edition BehavesLike.Win32.PWSZbot.cc
FireEye Generic.mg.d6985461ac85cac7
Emsisoft Gen:Variant.Barys.54547 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/JunkCode.Gen
Avira TR/Dropper.Gen
eGambit Unsafe.AI_Score_100%
Antiy-AVL Trojan/Generic.ASMalwS.183E719
Microsoft Trojan:Win32/Koutodoor.E
Arcabit Trojan.Barys.DD513
AegisLab Trojan.Win32.Generic.l7iX
GData Win32.Trojan.PSE.15Y6OF0
AhnLab-V3 Trojan/Win32.Koutodoor.R1634
Acronis suspicious
McAfee Trojan-FDZU!D6985461AC85
MAX malware (ai score=88)
VBA32 BScope.Trojan.Click
Panda Bck/Koutodoor.E
TrendMicro-HouseCall BKDR_KTDOOR.SMIC
Rising Trojan.Fedwj!1.98EA (CLASSIC)
Ikarus Trojan.Win32.Koutodoor
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Koutodoor.D!tr.bdr
AVG Win32:Caxnet [Trj]
Paloalto generic.ml

How to remove Win32/Koutodoor.HN virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

Run the setup file.

Run Setup.exe
GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Win32/Koutodoor.HN you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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