Zusy.190520 (B)

Written by Robert Bailey

What is Zusy.190520 (B) infection?

In this article you will locate regarding the definition of Zusy.190520 (B) and its adverse impact on your computer system. Such ransomware are a type of malware that is clarified by online fraudulences to demand paying the ransom money by a target.

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In the majority of the cases, Zusy.190520 (B) virus will certainly instruct its targets to initiate funds transfer for the function of neutralizing the amendments that the Trojan infection has presented to the victim’s tool.

Zusy.190520 (B) Summary

These modifications can be as follows:

  • 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;
  • Unconventionial language used in binary resources: Russian;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • 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
  • 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.
  • 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 situated on the target’s hard disk — so the target can no longer make use of the data;
  • Preventing regular 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
z.whorecord.xyz Ransom.Somhoveran.C8
a.tomx.xyz Ransom.Somhoveran.C8

Zusy.190520 (B)

One of the most regular networks whereby Zusy.190520 (B) Trojans are injected are:

  • By means of phishing e-mails;
  • As a consequence of individual ending up on a source that holds a harmful software;

As quickly as the Trojan is successfully infused, it will certainly either cipher the information on the sufferer’s computer or prevent the gadget from operating in a correct manner – while also placing a ransom note that points out the demand for the sufferers to impact the repayment for the function of decrypting the documents or restoring the file system back to the first condition. In the majority of circumstances, the ransom note will come up when the client reboots the PC after the system has currently been damaged.

Zusy.190520 (B) circulation channels.

In various edges of the world, Zusy.190520 (B) grows by jumps as well as bounds. However, the ransom notes as well as tricks of obtaining the ransom amount may differ relying on particular regional (regional) setups. The ransom notes as well as tricks of obtaining the ransom quantity might vary depending on specific local (regional) setups.

Ransomware injection

For example:

    Faulty signals about unlicensed software application.

    In specific areas, the Trojans often wrongfully report having spotted some unlicensed applications made it possible for on the target’s gadget. The sharp then requires the customer to pay the ransom.

    Faulty statements regarding unlawful material.

    In countries where software application piracy is less popular, this method is not as efficient for the cyber fraudulences. Conversely, the Zusy.190520 (B) popup alert may wrongly declare to be originating from a law enforcement institution and will certainly report having located youngster porn or various other unlawful data on the gadget.

    Zusy.190520 (B) popup alert may falsely assert to be deriving from a law enforcement organization as well as will report having situated child pornography or other prohibited data on the gadget. The alert will likewise include a need for the customer to pay the ransom.

Technical details

File Info:

crc32: B102A39F
md5: ab0fb4eafaf39b7d419e8049e1db1be2
name: c6f8483c6816dc41.exe
sha1: f8ab7be6bc03ab98b1c1442dd4101485bea9ba69
sha256: 448ce2990180c075d2c5d60d0737fd9e1d5f9f7f7b50013970900a1b432f47bb
sha512: 09139a76e060990aa2e9dfaf545b7588b71b327bb0e3416e2230757e2843ec195419fd7143d9a4bca537ad5adc419577648dc108d5b23bbd6f82345c44fc275e
ssdeep: 3072:YBgjS2GJyRGvl3hF85k+6LLH1zN14GPEdGVM9h9kKhnsE7l+fOYgcPNyewtT:YfMG9RFsULVxbPEdGV0AIsnmjcPNr
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Zusy.190520 (B) also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Gen:Variant.Zusy.190520
FireEye Generic.mg.ab0fb4eafaf39b7d
CAT-QuickHeal Ransom.Somhoveran.C8
Qihoo-360 HEUR/QVM11.1.AE2F.Malware.Gen
McAfee GenericRXAA-AA!AB0FB4EAFAF3
Cylance Unsafe
Sangfor Malware
K7AntiVirus Trojan ( 7000000f1 )
BitDefender Gen:Variant.Zusy.190520
K7GW Trojan ( 7000000f1 )
Cybereason malicious.afaf39
TrendMicro Mal_LockScreen
BitDefenderTheta AI:Packer.D7DACADE21
F-Prot W32/A-32df3ff0!Eldorado
ESET-NOD32 a variant of Win32/LockScreen.AWI
APEX Malicious
Avast Win32:Evo-gen [Susp]
ClamAV Win.Ransomware.Gimemo-6725202-0
GData Win32.Trojan-Ransom.Somhoveran.A
Kaspersky Trojan-Ransom.Win32.Gimemo.cdqu
NANO-Antivirus Trojan.Win32.Gimemo.foalcc
Tencent Malware.Win32.Gencirc.10b3f472
Endgame malicious (moderate confidence)
Emsisoft Gen:Variant.Zusy.190520 (B)
Comodo TrojWare.Win32.Ransom.Somhoveran.C@849qai
F-Secure Trojan.TR/Strictor.oiuya
DrWeb Trojan.KillProc.26668
Zillya Trojan.Gimemo.Win32.8819
Invincea heuristic
McAfee-GW-Edition GenericRXEQ-EA!ED0124C34716
Trapmine suspicious.low.ml.score
CMC Trojan-Ransom.Win32.Gimemo!O
Ikarus Trojan.Strictor
Cyren W32/A-32df3ff0!Eldorado
Jiangmin Trojan.Gimemo.tj
Avira TR/Strictor.oiuya
MAX malware (ai score=83)
Antiy-AVL Trojan[Ransom]/Win32.Gimemo.bdvq
Microsoft Trojan:Win32/Wacatac.D!ml
Arcabit Trojan.Zusy.D2E838
SUPERAntiSpyware Trojan.Agent/Gen-Graftor
AhnLab-V3 Trojan/Win32.Gimemo.R87557
ZoneAlarm Trojan-Ransom.Win32.Gimemo.cdqu
TotalDefense Win32/Tnega.AVPY
VBA32 TScope.Trojan.Delf
ALYac Gen:Variant.Zusy.190520
TACHYON Ransom/W32.DP-Gimemo.446464
Ad-Aware Gen:Variant.Zusy.190520
Malwarebytes Trojan.Agent.RNS
Panda Trj/Genetic.gen
Zoner Trojan.Win32.88717
TrendMicro-HouseCall Mal_LockScreen
Rising Trojan.LockScreen!1.AA76 (RDMK:cmRtazo11hB5n4s51PqwPCxjTWUH)
Yandex Trojan.GreenLock.Gen.UO
SentinelOne DFI – Suspicious PE
eGambit Unsafe.AI_Score_100%
Fortinet W32/LockScreen.AW!tr
AVG Win32:Evo-gen [Susp]
CrowdStrike win/malicious_confidence_60% (D)
MaxSecure Trojan.Malware.300983.susgen

How to remove Zusy.190520 (B) ransomware?

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

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 Zusy.190520 (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 Zusy.190520 (B) 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/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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