Win32/IRCBot.NHR
Christopher Davis
Updated on April 22, 2026
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.
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 WindowsVersion 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?
There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft">2.
Download GridinSoft Anti-Malware.
You can download GridinSoft Anti-Malware by clicking the button below:
Download GridinSoft Anti-MalwareRun the setup file.
When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.
An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.
Press “Install” button.
Once installed, Anti-Malware will automatically run.
Wait for the Anti-Malware scan to complete.
GridinSoft Anti-Malware will automatically start scanning your system for Win32/IRCBot.NHR files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.
Click on “Clean Now”.
When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.
Are Your Protected?
GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:
Full version of GridinSoft Anti-Malware
If the guide doesn’t help you to remove Win32/IRCBot.NHR you can always ask me in the comments for getting help.
References
- GridinSoft Anti-Malware Review from HowToFix site:
- More information about GridinSoft products:
