Trojan:Win32/Nanocore.AC!MTB

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Trojan:Win32/Nanocore.AC!MTB infection?

In this article you will locate about the definition of Trojan:Win32/Nanocore.AC!MTB and also its adverse impact on your computer. Such ransomware are a form of malware that is elaborated by on-line scams to demand paying the ransom money by a sufferer.

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In the majority of the instances, Trojan:Win32/Nanocore.AC!MTB ransomware will advise its victims to initiate funds transfer for the purpose of reducing the effects of the changes that the Trojan infection has presented to the victim’s tool.

Trojan:Win32/Nanocore.AC!MTB Summary

These alterations can be as follows:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • 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.
  • Detected script timer window indicative of sleep style evasion;
  • 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.

  • A process created a hidden window;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • A scripting utility was executed;
  • Ciphering the documents situated on the sufferer’s disk drive — so the sufferer can no more utilize the data;
  • Preventing normal access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Trojan:Win32/Nanocore.AC!MTB

One of the most regular networks whereby Trojan:Win32/Nanocore.AC!MTB Trojans are injected are:

  • By methods of phishing emails;
  • As a repercussion of individual winding up on a resource that hosts a harmful software application;

As quickly as the Trojan is efficiently injected, it will certainly either cipher the data on the sufferer’s computer or stop the gadget from functioning in a correct way – while likewise putting a ransom money note that states the need for the targets to impact the payment for the purpose of decrypting the files or bring back the file system back to the first condition. In most instances, the ransom note will come up when the customer reboots the COMPUTER after the system has currently been harmed.

Trojan:Win32/Nanocore.AC!MTB distribution networks.

In numerous edges of the world, Trojan:Win32/Nanocore.AC!MTB expands by jumps as well as bounds. Nonetheless, the ransom money notes and methods of extorting the ransom quantity may differ depending upon particular local (local) settings. The ransom money notes and also tricks of extorting the ransom money amount might vary depending on specific local (local) settings.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software.

    In certain locations, the Trojans frequently wrongfully report having discovered some unlicensed applications allowed on the victim’s device. The alert then requires the customer to pay the ransom.

    Faulty statements concerning unlawful web content.

    In countries where software program piracy is less popular, this technique is not as reliable for the cyber scams. Additionally, the Trojan:Win32/Nanocore.AC!MTB popup alert might wrongly assert to be deriving from a police institution and also will report having situated child porn or other prohibited data on the tool.

    Trojan:Win32/Nanocore.AC!MTB popup alert might incorrectly claim to be obtaining from a legislation enforcement organization and will certainly report having situated child pornography or other prohibited data on the gadget. The alert will likewise include a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 17F2156A
md5: 4500dc14614e072e253cb6c3285597c7
name: 4500DC14614E072E253CB6C3285597C7.mlw
sha1: d171769e2a3a3b3fa51af4c4a61e5a3fdc4bdfa1
sha256: 2806bb6cca242c226c5ffb253e2014bb7d66bc82cfaf73190fa23d78b41dd3cb
sha512: fac9173aa7f0940f83191e087af95e7ecaf5ef7baf15ca56bb177329ddbcfc63887927588fd2fe322dbbb5bd67bb2fd3b48c97f7a3e063bbea1d0f311e959fd0
ssdeep: 24576:TJlh9bDfArWR0lggFcqXAwyErVetsQbWTMkw9aBuDL1Dc6xir9yUvbE+PcsqTEd:TJoWR/wcBMqsQ6T2QMIxVPcsqTq
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Nanocore.AC!MTB also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
DrWebTrojan.Encoder.10587
CynetMalicious (score: 100)
ALYacTrojan.GenericKD.4640428
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaTrojan:Win32/Crypmod.72e3d4cf
Cybereasonmalicious.4614e0
SymantecTrojan.Gen
ESET-NOD32multiple detections
APEXMalicious
TotalDefenseWin32/FakeDoc_i
AvastWin32:Malware-gen
KasperskyTrojan-Ransom.Win32.Crypmod.yja
BitDefenderTrojan.GenericKD.4640428
NANO-AntivirusTrojan.Win32.Crypmod.enfgxl
MicroWorld-eScanTrojan.GenericKD.4640428
TencentWin32.Trojan.Fakedoc.Auto
Ad-AwareTrojan.GenericKD.4640428
SophosMal/Generic-S
ComodoMalware@#3q8cgxzlh3rnz
BitDefenderThetaGen:NN.ZexaF.34608.pzZ@a8g6CxpO
VIPRETrojan.Win32.Generic.pak!cobra
TrendMicroRansom_VENUSLOCK.G
McAfee-GW-EditionBehavesLike.Win32.AdwareLinkury.tc
FireEyeGeneric.mg.4500dc14614e072e
EmsisoftTrojan.GenericKD.4640428 (B)
SentinelOneStatic AI – Suspicious PE
AviraTR/Dropper.Gen
MicrosoftTrojan:Win32/Nanocore.AC!MTB
ArcabitTrojan.Generic.D46CEAC
AegisLabTrojan.Win32.Malicious.4!e
GDataTrojan.GenericKD.4640428
McAfeeArtemis!4500DC14614E
MAXmalware (ai score=100)
VBA32Hoax.Crypmod
PandaTrj/CI.A
RisingRansom.FileCryptor!8.1A7 (CLOUD)
IkarusTrojan-Ransom.HiddenTears
FortinetGenerik.IGNTETS!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.Ransom.a24

How to remove Trojan:Win32/Nanocore.AC!MTB ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run 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.

Run Setup.exe

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.

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 will automatically start scanning your system for Trojan:Win32/Nanocore.AC!MTB 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.

GridinSoft Anti-Malware Scanning

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.

GridinSoft Anti-Malware Scan Result

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

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If the guide doesn’t help you to remove Trojan:Win32/Nanocore.AC!MTB you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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