Win32/IRCBot.NHR

What is Win32/IRCBot.NHR infection?

In this short article you will certainly locate regarding the meaning of Win32/IRCBot.NHR and also its negative impact on your computer system. Such ransomware are a form of malware that is clarified by on-line scams to demand paying the ransom by a sufferer.

In the majority of the instances, Win32/IRCBot.NHR ransomware will advise its targets to start funds move for the purpose of counteracting the changes that the Trojan infection has presented to the target’s tool.

Win32/IRCBot.NHR Summary

These modifications can be as follows:

  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Expresses interest in specific running processes;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • Unconventionial language used in binary resources: Arabic (Algeria);
  • Executed a process and injected code into it, probably while unpacking;
  • Detects Sandboxie through the presence of a library;
  • Detects Avast Antivirus through the presence of a library;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • Deletes its original binary from disk;
  • Recognized to be an Athena HTTP bot;
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers situated on the target’s hard disk — so the victim can no longer utilize the information;
  • Preventing routine accessibility 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.

Win32/IRCBot.NHR

One of the most normal channels whereby Win32/IRCBot.NHR are infused are:

  • By ways of phishing e-mails;
  • As an effect of customer winding up on a source that holds a malicious software program;

As soon as the Trojan is successfully injected, it will certainly either cipher the information on the sufferer’s PC or protect against the tool from working in a correct fashion – while likewise putting a ransom money note that states the demand for the targets to impact the payment for the objective of decrypting the papers or recovering the data system back to the initial condition. In many instances, the ransom note will show up when the customer reboots the COMPUTER after the system has actually already been harmed.

Win32/IRCBot.NHR distribution networks.

In numerous edges of the globe, Win32/IRCBot.NHR grows by jumps and also bounds. Nonetheless, the ransom money notes and techniques of obtaining the ransom quantity may vary depending upon certain neighborhood (local) setups. The ransom money notes and techniques of obtaining the ransom money quantity may vary depending on certain local (local) settings.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software program.

    In certain locations, the Trojans commonly wrongfully report having spotted some unlicensed applications enabled on the sufferer’s tool. The sharp after that requires the individual to pay the ransom money.

    Faulty declarations about illegal content.

    In nations where software application piracy is much less prominent, this approach is not as efficient for the cyber frauds. Alternatively, the Win32/IRCBot.NHR popup alert might incorrectly claim to be originating from a police establishment and will report having situated kid porn or various other illegal data on the device.

    Win32/IRCBot.NHR popup alert may incorrectly declare to be deriving from a regulation enforcement establishment and will report having situated youngster porn or various other prohibited information on the tool. The alert will similarly contain a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 67DD8F82md5: 04b002f42425d53c859ce24d51132e44name: 04B002F42425D53C859CE24D51132E44.mlwsha1: c8bcf05dba2c2b29d8de21c656fed8e06447ee3dsha256: 26a22ff90a6c939db8387fd9e3e011e74a839c2bbac2aad3c72801dc29aea67esha512: 447eda756f843d9ba1af1ca0929da29778459e3f25d7d262891814ffd1ed959eaeea76d676dbbb4bf5fbc89f548bc91e49c4ba99b584776a80c8a07ba5a469cbssdeep: 6144:Qf4LO0EzDHtmmFK80fhjtOQKK3coWyqL+eTOSq:QgLAzDHeNpZ8s+OSqtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright xa9 2008-2013 NetVision GmbH.InternalName: UpdatecliFileVersion: Release 1.22CompanyName: NetVisionProductName: NetVisionProductVersion: Release 1.22FileDescription: Update clientOriginalFilename: UpdatecliTranslation: 0x0809 0x04b0

Win32/IRCBot.NHR also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
MicroWorld-eScan Gen:Variant.Zusy.367802
FireEye Generic.mg.04b002f42425d53c
ALYac Gen:Variant.Zusy.367802
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Trojan.Win32.Generic.ky
K7AntiVirus Trojan ( 004ba03b1 )
BitDefender Gen:Variant.Zusy.367802
K7GW Trojan ( 004ba03b1 )
TotalDefense Win32/Tnega.ASUN
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.Win32.Generic
Alibaba Trojan:Win32/IRCBot.1bf1748e
NANO-Antivirus Trojan.Win32.Strictor.cxmtts
Rising Ransom.Foreign!8.292 (RDMK:cmRtazoZuCeT2cUy6KpfEOPpS6UW)
Ad-Aware Gen:Variant.Zusy.367802
Emsisoft Gen:Variant.Zusy.367802 (B)
Comodo Malware@#3mi77ndvn2lyn
DrWeb BackDoor.Tishop.25
Zillya Trojan.Foreign.Win32.28122
Ikarus Trojan.Win32.Buzus
Webroot Trojanspy:Win32/Fitmu.A
Avira TR/Ransom.Foreign.hffy
MAX malware (ai score=100)
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Dynamer!dtc
AhnLab-V3 Trojan/Win32.Foreign.C197101
GData Gen:Variant.Zusy.367802
Cynet Malicious (score: 100)
ESET-NOD32 Win32/IRCBot.NHR
McAfee Generic.eum
VBA32 Hoax.Foreign
Panda Generic Malware
Zoner Trojan.Win32.17402
Tencent Win32.Trojan.Inject.Auto
Yandex Trojan.GenAsa!ALkagFvhJ/8
SentinelOne Static AI – Suspicious PE
BitDefenderTheta AI:Packer.F9D7AC8421
AVG Win32:Malware-gen
Cybereason malicious.42425d
Paloalto generic.ml
Qihoo-360 Win32/Trojan.Foreign.HwUBar8A

How to remove Win32/IRCBot.NHR 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/IRCBot.NHR 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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