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

What is Trojan-Banker.Win32.Cridex.jwj infection?

In this post you will locate regarding the definition of Trojan-Banker.Win32.Cridex.jwj and its unfavorable impact on your computer. Such ransomware are a kind of malware that is specified by on the internet frauds to demand paying the ransom by a sufferer.

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Most of the cases, Trojan-Banker.Win32.Cridex.jwj ransomware will certainly advise its targets to launch funds move for the purpose of neutralizing the changes that the Trojan infection has introduced to the victim’s device.

Trojan-Banker.Win32.Cridex.jwj Summary

These adjustments 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.
  • Possible date expiration check, exits too soon after checking local time;
  • A process attempted to delay the analysis task.;
  • At least one IP Address, Domain, or File Name was found in a crypto call;
  • 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.
  • Unconventionial language used in binary resources: Russian;
  • Uses Windows utilities for basic functionality;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • Checks the version of Bios, possibly for anti-virtualization;
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents located on the target’s disk drive — so the victim can no longer utilize the data;
  • Preventing regular accessibility to the target’s workstation;


The most regular channels whereby Trojan-Banker.Win32.Cridex.jwj Ransomware Trojans are injected are:

  • By ways of phishing emails;
  • As a repercussion of user winding up on a resource that hosts a destructive software;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the information on the victim’s computer or protect against the device from working in an appropriate way – while likewise putting a ransom money note that points out the demand for the sufferers to effect the payment for the function of decrypting the documents or recovering the file system back to the initial problem. In a lot of circumstances, the ransom money note will certainly come up when the client restarts the PC after the system has already been damaged.

Trojan-Banker.Win32.Cridex.jwj distribution channels.

In numerous corners of the globe, Trojan-Banker.Win32.Cridex.jwj grows by leaps and bounds. However, the ransom notes and tricks of extorting the ransom amount might differ depending on specific local (local) setups. The ransom money notes as well as techniques of extorting the ransom amount might differ depending on particular neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty alerts about unlicensed software application.

    In specific areas, the Trojans usually wrongfully report having identified some unlicensed applications made it possible for on the victim’s device. The sharp then demands the individual to pay the ransom money.

    Faulty declarations about unlawful content.

    In countries where software program piracy is less prominent, this approach is not as efficient for the cyber frauds. Additionally, the Trojan-Banker.Win32.Cridex.jwj popup alert may incorrectly declare to be deriving from a law enforcement establishment and also will report having situated kid pornography or other unlawful information on the device.

    Trojan-Banker.Win32.Cridex.jwj popup alert may incorrectly claim to be obtaining from a legislation enforcement establishment and will report having situated youngster pornography or other unlawful information on the gadget. The alert will in a similar way consist of a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: 2CD43002
md5: cd8049e554cb25771b1ee93cb2248aa0
name: 4ldva.exe
sha1: d59dac689807e3351fd952d0b94d859c6a453854
sha256: 0c31de3576993afdf53fdd756589fa0ec619e69bfe582a646b69dfa7dd922104
sha512: 3d6ea4d2abb29008fb41b32ddbffe17ae8a40499c03bfbd91cfa72fc36d3b913406c9ad7aa7947f7d7e62a058f13f012078da5b86c0002aa910dc3098cf00618
ssdeep: 6144:HRUKClejH/OpOR9UgnrJUbCy6vP/O01moVc7xRqmEFpT:HCp0jH/Op7RWz201ZeYmEFpT
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright xa9 2005-2012 Oleg N. Scherbakov
InternalName: 7ZSfxMod
CompanyName: Oleg N. Scherbakov
PrivateBuild: December 30, 2012
ProductName: 7-Zip SFX
FileDescription: 7z Setup SFX (x86)
OriginalFilename: 7ZSfxMod_x86.exe
Translation: 0x0000 0x04b0

Trojan-Banker.Win32.Cridex.jwj also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.DownloadExtatsF.Trojan
MicroWorld-eScan Dropped:Trojan.GenericKD.42838707
CAT-QuickHeal Trojan.Cridex
Qihoo-360 Win32/Trojan.8c3
ALYac Dropped:Trojan.GenericKD.42838707
Cylance Unsafe
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Dropped:Trojan.GenericKD.42838707
K7GW Riskware ( 0040eff71 )
CrowdStrike win/malicious_confidence_80% (W)
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.HBWJ
TrendMicro-HouseCall TROJ_GEN.R002H09CC20
GData Dropped:Trojan.GenericKD.42838707
Kaspersky Trojan-Banker.Win32.Cridex.jwj
Alibaba TrojanBanker:Win32/Cridex.30c294b5
ViRobot Trojan.Win32.Z.Cridex.275033
AegisLab Trojan.Win32.Cridex.7!c
Avast Win32:Trojan-gen
Rising [email protected] (RDMK:iXD6ruBbp4tz5U1t1P2ZDw)
Ad-Aware Dropped:Trojan.GenericKD.42838707
Sophos Mal/Generic-S
F-Secure Trojan.TR/Crypt.Agent.yczwh
DrWeb Trojan.MulDrop11.50564
Invincea heuristic
McAfee-GW-Edition RDN/Generic.dx
Emsisoft Dropped:Trojan.GenericKD.42838707 (B)
APEX Malicious
Webroot W32.Malware.Gen
Avira TR/Crypt.Agent.yczwh
Antiy-AVL Trojan[Banker]/Win32.Cridex
Arcabit Trojan.Generic.D28DAAB3
ZoneAlarm Trojan-Banker.Win32.Cridex.jwj
Microsoft Trojan:Win32/Wacatac.C!ml
McAfee Artemis!CD8049E554CB
MAX malware (ai score=99)
Tencent Win32.Trojan-banker.Cridex.Tbie
Ikarus Trojan-Ransom.Locky
Fortinet W32/Cridex.JWJ!tr
AVG Win32:Trojan-gen
Cybereason malicious.89807e

How to remove Trojan-Banker.Win32.Cridex.jwj 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 Trojan-Banker.Win32.Cridex.jwj 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 Trojan-Banker.Win32.Cridex.jwj you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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