Ransom:Win32/Zorba.AA!MTB

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

What is Ransom:Win32/Zorba.AA!MTB infection?

In this article you will discover regarding the definition of Ransom:Win32/Zorba.AA!MTB and also its unfavorable impact on your computer. Such ransomware are a kind of malware that is elaborated by online scams to require paying the ransom money by a target.

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Most of the instances, Ransom:Win32/Zorba.AA!MTB virus will advise its targets to initiate funds transfer for the objective of counteracting the changes that the Trojan infection has introduced to the sufferer’s gadget.

Ransom:Win32/Zorba.AA!MTB Summary

These modifications can be as adheres to:

  • 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.
  • 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 records located on the target’s hard drive — so the sufferer can no longer make use of the data;
  • Preventing normal access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Ransom:Win32/Zorba.AA!MTB

The most normal networks through which Ransom:Win32/Zorba.AA!MTB are infused are:

  • By means of phishing emails;
  • As a consequence of individual winding up on a source that organizes a harmful software application;

As quickly as the Trojan is successfully injected, it will either cipher the data on the victim’s computer or prevent the gadget from functioning in an appropriate fashion – while additionally putting a ransom money note that points out the need for the sufferers to impact the settlement for the objective of decrypting the records or restoring the documents system back to the initial problem. In many circumstances, the ransom money note will come up when the customer restarts the PC after the system has currently been harmed.

Ransom:Win32/Zorba.AA!MTB distribution channels.

In various corners of the world, Ransom:Win32/Zorba.AA!MTB grows by leaps as well as bounds. Nevertheless, the ransom money notes and also techniques of obtaining the ransom money quantity might vary relying on specific neighborhood (regional) setups. The ransom money notes and methods of obtaining the ransom amount might differ depending on specific neighborhood (local) setups.

Ransomware injection

As an example:

    Faulty informs regarding unlicensed software application.

    In specific locations, the Trojans frequently wrongfully report having detected some unlicensed applications made it possible for on the victim’s gadget. The alert then demands the customer to pay the ransom.

    Faulty declarations concerning prohibited material.

    In nations where software piracy is much less preferred, this technique is not as effective for the cyber scams. Alternatively, the Ransom:Win32/Zorba.AA!MTB popup alert may falsely assert to be deriving from a police organization and will report having located child porn or other illegal data on the tool.

    Ransom:Win32/Zorba.AA!MTB popup alert might wrongly declare to be obtaining from a law enforcement organization as well as will certainly report having situated youngster pornography or various other illegal information on the gadget. The alert will similarly consist of a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: EF67010D
md5: 6fbb86f54ecd1ed4d517f95de2c149e2
name: tmp5jlbpj01
sha1: bd981cd1df62f7808ed2d550fe4aaaefb181815f
sha256: 1abf41be04801cfc3478502127abc47c2d84253ab659d576e5c02cc0b716c782
sha512: f81bfc9727b3d9bfe8941b462221a15435323f64093b78448fb6d76591414dd5a88f7b35bbe83ca7e053635133b95f76466426c1f5dc0d8dbd3e66085ed638c5
ssdeep: 3072:cvHzozDcL7paZ8EQ3mos/M1Oib99DBCa/eqTfOX96g6vw:cvHzMh7iLsLib9DS9yvw
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2020
Assembly Version: 1.0.0.0
InternalName: Decryptor Djvu mlagham.exe
FileVersion: 1.0.0.0
ProductName: Decryptor Djvu
ProductVersion: 1.0.0.0
FileDescription: Decryptor Djvu
OriginalFilename: Decryptor Djvu mlagham.exe

Ransom:Win32/Zorba.AA!MTB also known as:

GridinSoftTrojan.Ransom.Gen
MicroWorld-eScanTrojan.GenericKD.33924719
CAT-QuickHealTrojan.Multi
McAfeeRDN/Ransom
MalwarebytesRansom.Zorba
SangforMalware
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaTrojan:MSIL/DOTHETUK.b90e2617
K7GWRiskware ( 0040eff71 )
K7AntiVirusRiskware ( 0040eff71 )
ArcabitTrojan.Generic.D205A66F
Invinceaheuristic
CyrenW32/Ransom.LWWN-0897
SymantecTrojan.Gen.MBT
ESET-NOD32a variant of MSIL/Filecoder.Zorab.A
APEXMalicious
Paloaltogeneric.ml
GDataTrojan.GenericKD.33924719
KasperskyHEUR:Trojan.MSIL.DOTHETUK.gen
BitDefenderTrojan.GenericKD.33924719
NANO-AntivirusTrojan.Win32.Encoder.hkticu
AegisLabTrojan.Win32.Generic.4!c
AvastWin32:Malware-gen
RisingRansom.Zorba!8.11BFD (CLOUD)
Ad-AwareTrojan.GenericKD.33924719
EmsisoftTrojan.GenericKD.33924719 (B)
F-SecureTrojan.TR/Dropper.Gen
DrWebTrojan.Encoder.31931
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom_Zorba.R002C0DEU20
McAfee-GW-EditionRDN/Ransom
Trapminesuspicious.low.ml.score
FireEyeGeneric.mg.6fbb86f54ecd1ed4
SophosTroj/Ransom-FYU
IkarusTrojan.Dropper
WebrootW32.Ransom.Gen
AviraTR/Dropper.Gen
MAXmalware (ai score=100)
Antiy-AVLTrojan/Generic.ASSuf.2DC17
MicrosoftRansom:Win32/Zorba.AA!MTB
Endgamemalicious (high confidence)
ViRobotTrojan.Win32.S.Ransom.232960.A
ZoneAlarmHEUR:Trojan.MSIL.DOTHETUK.gen
CynetMalicious (score: 85)
AhnLab-V3Malware/Win32.RL_Generic.C4116498
BitDefenderThetaGen:NN.ZemsilF.34128.oq0@aK7RGjp
ALYacTrojan.Ransom.Zorab
TACHYONRansom/W32.DN-Zorab.232960
VBA32TScope.Trojan.MSIL
CylanceUnsafe
TrendMicro-HouseCallRansom_Zorba.R002C0DEU20
TencentMsil.Trojan.Dothetuk.Wtod
FortinetMSIL/DOTHETUK.FYU!tr
MaxSecureTrojan.Malware.1728101.susgen
AVGWin32:Malware-gen
Cybereasonmalicious.1df62f
PandaTrj/GdSda.A
Qihoo-360Generic/Trojan.7ed

How to remove Ransom:Win32/Zorba.AA!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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The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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 Ransom:Win32/Zorba.AA!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:

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If the guide doesn’t help you to remove Ransom:Win32/Zorba.AA!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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