Trojan-Spy.Win32.Stealer.efq

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

What is Trojan-Spy.Win32.Stealer.efq infection?

In this post you will locate regarding the interpretation of Trojan-Spy.Win32.Stealer.efq and its adverse impact on your computer system. Such ransomware are a form of malware that is clarified by online scams to require paying the ransom by a victim.

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In the majority of the cases, Trojan-Spy.Win32.Stealer.efq infection will instruct its targets to start funds move for the objective of counteracting the amendments that the Trojan infection has introduced to the victim’s gadget.

Trojan-Spy.Win32.Stealer.efq Summary

These alterations 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.
  • 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 papers found on the sufferer’s disk drive — so the sufferer can no longer 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.

Trojan-Spy.Win32.Stealer.efq

The most normal channels whereby Trojan-Spy.Win32.Stealer.efq Ransomware are infused are:

  • By means of phishing e-mails;
  • As a consequence of user ending up on a source that holds a destructive software application;

As quickly as the Trojan is effectively infused, it will either cipher the information on the victim’s computer or stop the device from working in an appropriate manner – while likewise placing a ransom note that mentions the need for the victims to effect the repayment for the purpose of decrypting the documents or recovering the file system back to the initial problem. In many circumstances, the ransom money note will come up when the customer restarts the PC after the system has already been harmed.

Trojan-Spy.Win32.Stealer.efq distribution channels.

In various edges of the world, Trojan-Spy.Win32.Stealer.efq grows by jumps and also bounds. Nonetheless, the ransom notes as well as methods of obtaining the ransom money amount might differ relying on specific local (regional) settings. The ransom notes and also tricks of obtaining the ransom quantity might differ depending on particular neighborhood (regional) settings.

Ransomware injection

For example:

    Faulty signals about unlicensed software program.

    In particular locations, the Trojans frequently wrongfully report having actually identified some unlicensed applications enabled on the sufferer’s gadget. The sharp then demands the customer to pay the ransom money.

    Faulty statements concerning illegal material.

    In nations where software piracy is less popular, this approach is not as effective for the cyber fraudulences. Additionally, the Trojan-Spy.Win32.Stealer.efq popup alert may incorrectly declare to be stemming from a law enforcement institution and also will certainly report having situated child porn or other unlawful data on the device.

    Trojan-Spy.Win32.Stealer.efq popup alert may falsely declare to be obtaining from a law enforcement establishment as well as will report having situated kid pornography or other prohibited information on the device. The alert will similarly have a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: C7B5DBF6
md5: 1c199f12ecdbeb191da80f793437dc59
name: 1C199F12ECDBEB191DA80F793437DC59.mlw
sha1: 2ea916ded8ae92a1d6fbb97cd6cdf1ae32c99359
sha256: 8d027983f8d50d1e983435646714e5d9fe887e5172597ddea15e21dca545eab2
sha512: 41b73b76ddc3f039ebd00a5252d2198707aea7a0b9d883773c7ee1e18e17c229cf839c6524e3aaf0626fbd1589af1b986e7007d4ce695e9fee2b1d15b0a1a979
ssdeep: 3072:wC12f5fB29UJRguAEURWoceJhvifeMbA7jW8TFyth5Ck+dj:wMS29fXEUsoce747s7jW8RyL5N
type: PE32 executable (GUI) Intel 80386 system file, for MS Windows

Version Info:

InternalName: ztare.exe

Trojan-Spy.Win32.Stealer.efq also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00541b6e1 )
Elastic malicious (high confidence)
DrWeb Trojan.PWS.Stealer.24943
Cynet Malicious (score: 100)
ALYac Trojan.GenericKDZ.51492
Cylance Unsafe
Zillya Trojan.Stealer.Win32.2227
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba TrojanSpy:Win32/Stealer.9afeab67
K7GW Trojan ( 00541b6e1 )
Cybereason malicious.2ecdbe
Cyren W32/Kryptik.MQ.gen!Eldorado
Symantec Packed.Generic.525
ESET-NOD32 a variant of Win32/Kryptik.GMZT
APEX Malicious
Avast Win32:MalwareX-gen [Trj]
ClamAV Win.Ransomware.Gandcrab-6984356-1
Kaspersky Trojan-Spy.Win32.Stealer.efq
BitDefender Trojan.GenericKDZ.51492
MicroWorld-eScan Trojan.GenericKDZ.51492
Tencent Malware.Win32.Gencirc.116d7a6c
Ad-Aware Trojan.GenericKDZ.51492
Sophos Mal/Generic-R + Mal/GandCrab-G
Comodo TrojWare.Win32.Ransom.Gandcrab.GC@7zlhhh
BitDefenderTheta Gen:NN.ZexaF.34670.ku0@aCNdCrhi
TrendMicro Ransom.Win32.GANDCRAB.SMKLI.hp
McAfee-GW-Edition Trojan-FPST!1C199F12ECDB
FireEye Generic.mg.1c199f12ecdbeb19
Emsisoft Trojan.GenericKDZ.51492 (B)
Jiangmin TrojanSpy.Stealer.su
Avira HEUR/AGEN.1107191
Antiy-AVL Trojan[Spy]/Win32.Stealer
Microsoft Trojan:Win32/Skeeyah.A!rfn
AegisLab Trojan.Win32.Generic.mmvM
GData Trojan.GenericKDZ.51492
TACHYON Trojan-Spy/W32.InfoStealer.169984
AhnLab-V3 Malware/Win32.Generic.C2850061
McAfee Trojan-FPST!1C199F12ECDB
MAX malware (ai score=100)
VBA32 BScope.Trojan.Fuerboos
Malwarebytes Trojan.MalPack.GS
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom.Win32.GANDCRAB.SMKLI.hp
Rising Spyware.Stealer!8.3090 (CLOUD)
Ikarus Trojan.Inject
MaxSecure Ransomeware.CRAB.gen
Fortinet W32/Kryptik.GNAQ!tr
AVG Win32:MalwareX-gen [Trj]
Paloalto generic.ml
Qihoo-360 Win32/TrojanSpy.Generic.HwoCt0sA

How to remove Trojan-Spy.Win32.Stealer.efq 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-Spy.Win32.Stealer.efq 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-Spy.Win32.Stealer.efq 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/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.

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