Trojan.Agent.CZOH (B)

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

What is Trojan.Agent.CZOH (B) infection?

In this post you will certainly discover concerning the interpretation of Trojan.Agent.CZOH (B) and also its adverse influence on your computer system. Such ransomware are a type of malware that is elaborated by on-line scams to require paying the ransom money by a victim.

GridinSoft Anti-Malware Review
It is better to prevent, than repair and repent!
When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
Gridinsoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | 10% Off Coupon
Subscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

Most of the situations, Trojan.Agent.CZOH (B) infection will certainly advise its sufferers to start funds move for the objective of reducing the effects of the changes that the Trojan infection has actually introduced to the target’s tool.

Trojan.Agent.CZOH (B) Summary

These adjustments can be as complies with:

  • 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.
  • A process attempted to delay the analysis task.;
  • 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.

  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Spanish (Guatemala);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses Windows utilities for basic functionality;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Creates a slightly modified 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 victim’s hard disk — so the sufferer can no more use the information;
  • 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
ipv4bot.whatismyipaddress.comWin32/Trojan.Ransom.GandCrab.AQ
ns1.wowservers.ruWin32/Trojan.Ransom.GandCrab.AQ
carder.bitWin32/Trojan.Ransom.GandCrab.AQ
ns2.wowservers.ruWin32/Trojan.Ransom.GandCrab.AQ
ransomware.bitWin32/Trojan.Ransom.GandCrab.AQ

Trojan.Agent.CZOH (B)

One of the most typical channels where Trojan.Agent.CZOH (B) are infused are:

  • By ways of phishing e-mails;
  • As an effect of individual ending up on a source that organizes a destructive software;

As soon as the Trojan is successfully injected, it will either cipher the data on the victim’s PC or stop the tool from operating in an appropriate fashion – while likewise placing a ransom note that points out the demand for the victims to impact the payment for the objective of decrypting the records or recovering the data system back to the initial problem. In many circumstances, the ransom money note will come up when the client reboots the PC after the system has already been damaged.

Trojan.Agent.CZOH (B) circulation networks.

In various corners of the world, Trojan.Agent.CZOH (B) expands by jumps and bounds. However, the ransom notes and also techniques of obtaining the ransom quantity might differ depending upon particular local (local) setups. The ransom notes and techniques of obtaining the ransom quantity might differ depending on specific neighborhood (local) settings.

Ransomware injection

For instance:

    Faulty notifies regarding unlicensed software.

    In certain locations, the Trojans usually wrongfully report having actually found some unlicensed applications allowed on the sufferer’s device. The alert then requires the customer to pay the ransom money.

    Faulty declarations about unlawful web content.

    In nations where software application piracy is less popular, this method is not as effective for the cyber scams. Conversely, the Trojan.Agent.CZOH (B) popup alert may falsely claim to be stemming from a law enforcement institution and will certainly report having located child pornography or other unlawful data on the gadget.

    Trojan.Agent.CZOH (B) popup alert might incorrectly declare to be deriving from a legislation enforcement institution and will certainly report having located kid pornography or other unlawful information on the gadget. The alert will in a similar way contain a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: DB2D4542
md5: 3e082ff79310867bcdde39820d8c73d9
name: 3E082FF79310867BCDDE39820D8C73D9.mlw
sha1: 9e11d76b2b361a21dcd32a4639302fb2b5c24769
sha256: b200fed6c5e35af4e026d18eaec984b869e5b5455b2bbefe11ae0910757f7a33
sha512: 10c37d2fd4ea68dde3a162069ca8e98626d889756c4412555dbaa32e31a41dff09cb60586d693a8d60b97bd59561d7b3068567234211676a80623409de6c0c50
ssdeep: 6144:skLm3xU1qbOjxE6g9A5doCkFLO54SODBW690:skMe1qeE620asYAq0
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan.Agent.CZOH (B) also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.24384
MicroWorld-eScanTrojan.Agent.CZOH
FireEyeGeneric.mg.3e082ff79310867b
CAT-QuickHealTrojan.Mauvaise.SL1
Qihoo-360Win32/Trojan.Ransom.GandCrab.AQ
McAfeeGenericRXFP-CP!3E082FF79310
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
AegisLabTrojan.Win32.Generic.4!c
SangforWin.Packed.Gandcrab-6552923-4
K7AntiVirusTrojan ( 0053305e1 )
BitDefenderTrojan.Agent.CZOH
K7GWTrojan ( 005185801 )
Cybereasonmalicious.793108
BitDefenderThetaGen:NN.ZexaF.34590.qyX@aOAJkV5
CyrenW32/S-184acebd!Eldorado
SymantecPacked.Generic.525
APEXMalicious
AvastWin32:MalwareX-gen [Trj]
ClamAVWin.Packed.Gandcrab-6552923-4
KasperskyHEUR:Trojan.Win32.Generic
NANO-AntivirusTrojan.Win32.Encoder.fculff
ViRobotTrojan.Win32.GandCrab.Gen.A
TencentMalware.Win32.Gencirc.10b2b0f7
Ad-AwareTrojan.Agent.CZOH
SophosMal/Generic-R + Mal/Agent-AUL
ComodoTrojWare.Win32.Cloxer.AY@7o68fu
F-SecureHeuristic.HEUR/AGEN.1103298
ZillyaTrojan.GandCrypt.Win32.454
TrendMicroRansom.Win32.GANDCRAB.SMLA.hp
McAfee-GW-EditionBehavesLike.Win32.Generic.dc
EmsisoftTrojan.Agent.CZOH (B)
SentinelOneStatic AI – Malicious PE
AviraHEUR/AGEN.1103298
MAXmalware (ai score=100)
Antiy-AVLTrojan/Win32.TSGeneric
MicrosoftTrojan:Win32/CryptInject.PVS!MTB
ArcabitTrojan.Agent.CZOH
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataTrojan.Agent.CZOH
CynetMalicious (score: 100)
AhnLab-V3Win-Trojan/Gandcrab.Exp
Acronissuspicious
VBA32Malware-Cryptor.Limpopo
ALYacTrojan.Agent.CZOH
TACHYONRansom/W32.GandCrab
MalwarebytesGandcrab.Ransom.Encrypt.DDS
PandaTrj/Genetic.gen
ESET-NOD32a variant of Win32/Kryptik.GHDU
TrendMicro-HouseCallRansom.Win32.GANDCRAB.SMLA.hp
RisingTrojan.GenKryptik!8.AA55 (CLOUD)
YandexTrojan.GenAsa!ztnny5Isebg
IkarusTrojan-Ransom.GandCrab
FortinetW32/GenKryptik.CNAR!tr
AVGWin32:MalwareX-gen [Trj]
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_100% (D)
MaxSecureRansomeware.CRAB.gen

How to remove Trojan.Agent.CZOH (B) 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

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.Agent.CZOH (B) 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

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan.Agent.CZOH (B) you can always ask me in the comments for getting help.

Sending
User Review
0 (0 votes)
Comments Rating 0 (0 reviews)

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.

Leave a Reply

Sending