Backdoor:Win32/Zegost!ml

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey
Spectating the Backdoor:Win32/Zegost!ml detection means that your computer is in big danger. This virus can correctly be named as ransomware – sort of malware which ciphers your files and forces you to pay for their decryption. Removing it requires some specific steps that must be taken as soon as possible.
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Backdoor:Win32/Zegost!ml detection is a virus detection you can spectate in your system. It frequently appears after the provoking procedures on your computer – opening the suspicious email messages, clicking the banner in the Web or setting up the program from dubious resources. From the moment it shows up, you have a short time to act until it begins its harmful activity. And be sure – it is far better not to await these destructive things.

What is Backdoor:Win32/Zegost!ml virus?

Backdoor:Win32/Zegost!ml is ransomware-type malware. It looks for the documents on your computer, ciphers it, and after that asks you to pay the ransom for receiving the decryption key. Besides making your files locked, this virus also does a ton of damage to your system. It changes the networking settings in order to prevent you from reading the removal articles or downloading the anti-malware program. Sometimes, Backdoor:Win32/Zegost!ml can additionally block the launching of anti-malware programs.

Backdoor:Win32/Zegost!ml Summary

In total, Backdoor:Win32/Zegost!ml ransomware activities in the infected PC are next:

  • SetUnhandledExceptionFilter detected (possible anti-debug);
  • Creates RWX memory;
  • Dynamic (imported) function loading detected;
  • Unconventionial language used in binary resources: Russian;
  • The binary likely contains encrypted or compressed data.;
  • Authenticode signature is invalid;
  • Uses Windows utilities for basic functionality;
  • A process attempted to delay the analysis task by a long amount of time.;
  • Ciphering the documents kept on the target’s disks — so the victim cannot open these documents;
  • Blocking the launching of .exe files of security tools
  • Blocking the launching of installation files of anti-virus apps

Ransomware has actually been a headache for the last 4 years. It is challenging to picture a more harmful malware for both individuals and organizations. The algorithms used in Backdoor:Win32/Zegost!ml (usually, RHA-1028 or AES-256) are not hackable – with minor exclusions. To hack it with a brute force, you need more time than our galaxy currently exists, and possibly will exist. However, that virus does not do all these unpleasant things without delay – it can require up to several hours to cipher all of your documents. Hence, seeing the Backdoor:Win32/Zegost!ml detection is a clear signal that you must start the removal process.

Where did I get the Backdoor:Win32/Zegost!ml?

Routine tactics of Backdoor:Win32/Zegost!ml spreading are basic for all other ransomware variants. Those are one-day landing websites where victims are offered to download the free program, so-called bait e-mails and hacktools. Bait emails are a pretty new strategy in malware distribution – you receive the e-mail that mimics some regular notifications about deliveries or bank service conditions changes. Within the e-mail, there is an infected MS Office file, or a link which opens the exploit landing site.

Malicious email spam

Malicious email message. This one tricks you to open the phishing website.

Preventing it looks fairly uncomplicated, but still demands a lot of awareness. Malware can hide in different spots, and it is far better to prevent it even before it invades your system than to rely on an anti-malware program. General cybersecurity knowledge is just an essential item in the modern-day world, even if your relationship with a computer stays on YouTube videos. That may keep you a great deal of money and time which you would certainly spend while trying to find a fixing guide.

Backdoor:Win32/Zegost!ml malware technical details

File Info:

name: 23E9D222F4F2B102857A.mlw
path: /opt/CAPEv2/storage/binaries/8a80e9aa1941c5b703cdc76cce479a322356493cd8ee8d9ebf7d67dbcc1cc480
crc32: 9626D4F4
md5: 23e9d222f4f2b102857a0ee0d14ad100
sha1: 1799ed8baa565746107c49f34fc84adb56c34e01
sha256: 8a80e9aa1941c5b703cdc76cce479a322356493cd8ee8d9ebf7d67dbcc1cc480
sha512: cc4aa794ab4a5cca96b3fdf9ca292f7b2a44000d7e3f766665604ccc17a3ada96196d2a30868bd6490bc4c0d31e17ad10087f090cc7e5f84a9e1826a4ec0cc93
ssdeep: 3072:20BPeyeSiNzPJrAOPFQTdsZGzptRDEbFUi:xtZtifrP/GzpDDEpU
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T130D302031710A2F1EAC141316D6B8B25A622FC7657D0568377D57E2EEDF2362EB3624C
sha3_384: c9b3005ea23ef1fd7e225bc59e825fe75a37b70ae51d61087741dd11a1ac6ae5feb5aeca174bfa6582cacb942ed1c447
ep_bytes: 558bec6aff685834400068a627400064
timestamp: 2014-04-29 15:27:44

Version Info:

CompanyName:
FileDescription: mfc MFC Application
FileVersion: 1, 0, 0, 1
InternalName: mfc
LegalCopyright: Copyright (C) 2013
LegalTrademarks:
OriginalFilename: mfc.EXE
ProductName: mfc Application
ProductVersion: 1, 0, 0, 1
Translation: 0x0409 0x04b0

Backdoor:Win32/Zegost!ml also known as:

tehtrisGeneric.Malware
MicroWorld-eScanTrojan.Crypt.HO
FireEyeGeneric.mg.23e9d222f4f2b102
McAfeeArtemis!23E9D222F4F2
CylanceUnsafe
Sangfor[ARMADILLO V1.71]
AlibabaRansom:Win32/Blocker.f1ae86fb
Cybereasonmalicious.2f4f2b
SymantecML.Attribute.HighConfidence
Elasticmalicious (high confidence)
APEXMalicious
Paloaltogeneric.ml
KasperskyTrojan-Ransom.Win32.Blocker.dtpb
BitDefenderTrojan.Crypt.HO
NANO-AntivirusTrojan.Win32.Blocker.cyriww
AvastWin32:Sality-GR
TencentTrojan.Win32.Blocker.aae
Ad-AwareTrojan.Crypt.HO
EmsisoftTrojan.Crypt.HO (B)
ComodoBackdoor.Win32.Mazben.T@7dfxpf
DrWebTrojan.KillFiles.14424
ZillyaTrojan.Blocker.Win32.23797
TrendMicroRansom_Blocker.R011C0WDS22
McAfee-GW-EditionBehavesLike.Win32.Sality.cc
SophosMal/Generic-S
IkarusVirus.Win32.Sality
GDataTrojan.Crypt.HO
AviraTR/Crypt.XPACK.Gen8
KingsoftWin32.Troj.Undef.(kcloud)
ArcabitTrojan.Crypt.HO
MicrosoftBackdoor:Win32/Zegost!ml
CynetMalicious (score: 99)
AhnLab-V3Trojan/Win32.Gen
Acronissuspicious
BitDefenderThetaGen:NN.ZexaF.34638.iq0@a8lXCJoQ
MAXmalware (ai score=99)
VBA32BScope.Trojan.Agent
TrendMicro-HouseCallRansom_Blocker.R011C0WDS22
RisingVirus.Sality!8.35A (CLOUD)
YandexTrojan.Blocker!zpssDAy2pIs
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Blocker.DTPB!tr
AVGWin32:Sality-GR
PandaTrj/Genetic.gen
CrowdStrikewin/malicious_confidence_100% (D)

How to remove Backdoor:Win32/Zegost!ml?

Backdoor:Win32/Zegost!ml malware is incredibly difficult to remove manually. It puts its files in several locations throughout the disk, and can restore itself from one of the elements. Additionally, a lot of alterations in the registry, networking settings and Group Policies are fairly hard to discover and return to the original. It is better to use a special app – exactly, an anti-malware program. GridinSoft Anti-Malware will fit the best for virus elimination objectives.

Why GridinSoft Anti-Malware? It is really lightweight and has its databases updated practically every hour. In addition, it does not have such bugs and exposures as Microsoft Defender does. The combination of these aspects makes GridinSoft Anti-Malware perfect for clearing away malware of any kind.

Remove the viruses with GridinSoft Anti-Malware

  • Download and install GridinSoft Anti-Malware. After the installation, you will be offered to perform the Standard Scan. Approve this action.
  • Gridinsoft Anti-Malware during the scan process

  • Standard scan checks the logical disk where the system files are stored, together with the files of programs you have already installed. The scan lasts up to 6 minutes.
  • GridinSoft Anti-Malware scan results

  • When the scan is over, you may choose the action for each detected virus. For all files of [SHORT_NAME] the default option is “Delete”. Press “Apply” to finish the malware removal.
  • GridinSoft Anti-Malware - After Cleaning
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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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