Backdoor:Win32/Zegost.AD

Written by Robert Bailey

What is Backdoor:Win32/Zegost.AD infection?

In this short article you will certainly find regarding the interpretation of Backdoor:Win32/Zegost.AD and also its adverse impact on your computer system. Such ransomware are a kind of malware that is elaborated by on-line fraudulences to require paying the ransom money by a sufferer.

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Most of the situations, Backdoor:Win32/Zegost.AD virus will certainly instruct its victims to launch funds transfer for the objective of reducing the effects of the changes that the Trojan infection has actually presented to the victim’s tool.

Backdoor:Win32/Zegost.AD Summary

These alterations can be as complies with:

  • Executable code extraction;
  • Attempts to connect to a dead IP:Port (3 unique times);
  • Creates RWX memory;
  • Expresses interest in specific running processes;
  • A process created a hidden window;
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • Sniffs keystrokes;
  • Deletes its original binary from disk;
  • A process attempted to delay the analysis task by a long amount of time.;
  • Installs itself for autorun at Windows startup;
  • Creates a copy of itself;
  • Ciphering the documents located on the target’s hard disk drive — so the target can no longer use the data;
  • Preventing routine access to the victim’s workstation;

Related domains:

www.wk1888.com Virus.Win32.Vundo
www.af0575.com Virus.Win32.Vundo
www.fz0575.com Virus.Win32.Vundo

Backdoor:Win32/Zegost.AD

One of the most common networks where Backdoor:Win32/Zegost.AD Ransomware Trojans are infused are:

  • By methods of phishing emails;
  • As a repercussion of individual winding up on a resource that organizes a destructive software;

As quickly as the Trojan is efficiently injected, it will certainly either cipher the data on the target’s computer or protect against the gadget from operating in a correct fashion – while also placing a ransom money note that states the need for the targets to effect the payment for the objective of decrypting the files or recovering the file system back to the initial problem. In the majority of circumstances, the ransom money note will certainly show up when the customer restarts the COMPUTER after the system has already been harmed.

Backdoor:Win32/Zegost.AD circulation channels.

In numerous corners of the world, Backdoor:Win32/Zegost.AD grows by leaps and bounds. Nonetheless, the ransom notes and tricks of extorting the ransom money amount may differ depending upon particular local (regional) setups. The ransom money notes and also tricks of extorting the ransom money amount may vary depending on particular regional (local) settings.

Ransomware injection

For instance:

    Faulty alerts regarding unlicensed software application.

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

    Faulty declarations concerning prohibited material.

    In countries where software application piracy is less prominent, this technique is not as reliable for the cyber fraudulences. Conversely, the Backdoor:Win32/Zegost.AD popup alert might incorrectly assert to be deriving from a police establishment and will certainly report having located youngster pornography or other illegal information on the tool.

    Backdoor:Win32/Zegost.AD popup alert might incorrectly claim to be obtaining from a regulation enforcement institution and will report having situated youngster porn or other unlawful 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: 5D2F91B8
md5: d793018cb7742d997be146c60b98aa80
name: server.exe
sha1: 1f5a6da5be20ae589758577e4877a5e666ddd5b9
sha256: d0a9946d47771db70901b46558a1c653849609f9f6fbc38404cad9e4dd029333
sha512: 05bb7661d0a8677d9c4d05325b8367261473ce861cbb2caf3271ccbd1c5ef95c51042fce9a9b9971bbddcf978edfe7f766d5dd3604a603390a47180a76b68071
ssdeep: 3072:rfP9ZGFwgvRLLCzOYFDq+UdnIPPlMzcsofIw+KaX0LcHLkMIIRf:L96wgvRHCzOYtqlGyzcsX3KA0LQIQRf
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Backdoor:Win32/Zegost.AD also known as:

Bkav W32.MokaviN.Trojan
MicroWorld-eScan Gen:Variant.FakeAv.119
FireEye Generic.mg.d793018cb7742d99
CAT-QuickHeal Trojan.Aksula.A
Qihoo-360 Win32/Trojan.Dropper.567
McAfee GenericRXHX-QM!D793018CB774
Cylance Unsafe
VIPRE Backdoor.Win32.Zegost.ad (v)
Sangfor Malware
K7AntiVirus Trojan ( 004c53ca1 )
BitDefender Gen:Variant.FakeAv.119
K7GW Trojan ( 004c53ca1 )
Cybereason malicious.cb7742
Invincea heuristic
BitDefenderTheta AI:Packer.9DF4DB3620
Symantec Backdoor.Zegost!gen2
APEX Malicious
Avast Win32:Dropper-JQQ [Drp]
ClamAV Win.Malware.Generickdz-6957625-0
GData Gen:Variant.FakeAv.119
Kaspersky HEUR:Trojan.Win32.Generic
NANO-Antivirus Trojan.Win32.Bonke.fjhhvm
Tencent Trojan.Win32.Zegost.a
Ad-Aware Gen:Variant.FakeAv.119
F-Secure Backdoor.BDS/Zegost.birna
Baidu Win32.Trojan.Dialer.a
Zillya Trojan.Dialer.Win32.14236
TrendMicro BKDR_ZEGOST.SM34
Emsisoft Gen:Variant.FakeAv.119 (B)
Ikarus Virus.Win32.Vundo
Jiangmin Trojan/Generic.ajyoe
Webroot W32.Trojan.Gen
Avira BDS/Zegost.birna
MAX malware (ai score=88)
Endgame malicious (high confidence)
Arcabit Trojan.FakeAv.119
SUPERAntiSpyware Trojan.Agent/Gen-Kryptik
ZoneAlarm HEUR:Trojan.Win32.Generic
Microsoft Backdoor:Win32/Zegost.AD
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Generic.C366239
Acronis suspicious
VBA32 BScope.Backdoor.Zegost
Panda Trj/Genetic.gen
ESET-NOD32 a variant of Win32/Kryptik.ABTK
TrendMicro-HouseCall BKDR_ZEGOST.SM34
Rising Malware.Heuristic!ET#100% (RDMK:cmRtazoz1nBRz6fWEaBeQv07XEFj)
Yandex Trojan.Kryptik!wnNTA3B9Pro
SentinelOne DFI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet W32/Farfli.OC!tr
AVG Win32:Dropper-JQQ [Drp]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_100% (D)

How to remove Backdoor:Win32/Zegost.AD 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 Backdoor:Win32/Zegost.AD 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 Backdoor:Win32/Zegost.AD 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: http://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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