Trojan.ShellStartup.lmGfaObDRVlc

Written by Robert Bailey

What is Trojan.ShellStartup.lmGfaObDRVlc infection?

In this short article you will certainly locate about the interpretation of Trojan.ShellStartup.lmGfaObDRVlc as well as its negative impact on your computer system. Such ransomware are a kind of malware that is specified by on-line scams to demand paying the ransom by a victim.

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Most of the situations, Trojan.ShellStartup.lmGfaObDRVlc ransomware will instruct its victims to initiate funds transfer for the function of reducing the effects of the changes that the Trojan infection has introduced to the target’s device.

Trojan.ShellStartup.lmGfaObDRVlc Summary

These adjustments 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 files situated on the victim’s hard drive — so the victim can no longer utilize the information;
  • Preventing routine access to the sufferer’s workstation;

Trojan.ShellStartup.lmGfaObDRVlc

One of the most common networks through which Trojan.ShellStartup.lmGfaObDRVlc are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of customer winding up on a source that hosts a harmful software program;

As soon as the Trojan is successfully infused, it will certainly either cipher the data on the target’s PC or protect against the tool from working in an appropriate fashion – while additionally putting a ransom money note that points out the demand for the targets to effect the payment for the objective of decrypting the documents or bring back the documents system back to the first problem. In most instances, the ransom money note will certainly come up when the client restarts the COMPUTER after the system has actually already been harmed.

Trojan.ShellStartup.lmGfaObDRVlc circulation networks.

In various edges of the globe, Trojan.ShellStartup.lmGfaObDRVlc expands by leaps and bounds. Nonetheless, the ransom money notes and also methods of extorting the ransom quantity might vary relying on specific regional (local) settings. The ransom notes and methods of obtaining the ransom money amount may differ depending on particular local (local) settings.

Ransomware injection

As an example:

    Faulty notifies regarding unlicensed software program.

    In specific locations, the Trojans often wrongfully report having detected some unlicensed applications allowed on the sufferer’s tool. The alert after that requires the user to pay the ransom.

    Faulty statements regarding prohibited material.

    In nations where software program piracy is less popular, this technique is not as efficient for the cyber fraudulences. Additionally, the Trojan.ShellStartup.lmGfaObDRVlc popup alert may wrongly declare to be deriving from a law enforcement establishment as well as will report having located youngster pornography or various other illegal information on the device.

    Trojan.ShellStartup.lmGfaObDRVlc popup alert may falsely assert to be acquiring from a law enforcement organization and also will report having located child porn or other illegal data on the tool. The alert will similarly contain a demand for the user to pay the ransom.

Technical details

File Info:

crc32: 8F7AB513
md5: 829cc255b46ef76ea86ec5fde4785920
name: a0863ed1b3b79a5b.exe
sha1: d5e6fc81ce9132927d6f516d5495a461aca5211f
sha256: 722c27dfc68eb957968edb108b1d7713ac8753561776bfe4de1b3b63c388ac95
sha512: f18287cad76a47e63fd49705e5714f6a0cf9d84c51bac9569d65d49276027bebc6410f8060484a7e21c62cbea94172e63c3e563988463081279ca0d3e8c8af7a
ssdeep: 3072:BBgjS2GJyRGvl3hF85k+6LLH1zN14GPEdGVM9h9kKhnsE7qaecPNyewtT:BfMG9RFsULVxbPEdGV0AIsRcPNr
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Trojan.ShellStartup.lmGfaObDRVlc also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Gen:Trojan.ShellStartup.lmGfaObDRVlc
FireEye Generic.mg.829cc255b46ef76e
CAT-QuickHeal Ransom.Somhoveran.C8
McAfee Artemis!829CC255B46E
Cylance Unsafe
AegisLab Trojan.Win32.Gimemo.4!c
K7AntiVirus Trojan ( 7000000f1 )
BitDefender Gen:Trojan.ShellStartup.lmGfaObDRVlc
K7GW Trojan ( 7000000f1 )
Cybereason malicious.5b46ef
TrendMicro Mal_LockScreen
F-Prot W32/A-32df3ff0!Eldorado
Symantec SMG.Heur!gen
TotalDefense Win32/Tnega.AVPY
APEX Malicious
Avast Win32:Evo-gen [Susp]
GData Win32.Trojan-Ransom.Somhoveran.A
Kaspersky Trojan-Ransom.Win32.Gimemo.cdqu
Alibaba Ransom:Win32/Gimemo.1e61f985
NANO-Antivirus Trojan.Win32.Gimemo.dpubxw
Rising Trojan.LockScreen!1.AA76 (CLASSIC)
Ad-Aware Gen:Trojan.ShellStartup.lmGfaObDRVlc
Emsisoft Gen:Trojan.ShellStartup.lmGfaObDRVlc (B)
Comodo Malware@#14jpjtnlvzrud
F-Secure Trojan.TR/Strictor.oiuya
DrWeb Trojan.KillProc.26668
Invincea heuristic
McAfee-GW-Edition GenericRXEQ-QT!D442A335EAFA
Trapmine suspicious.low.ml.score
CMC Trojan-Ransom.Win32.Gimemo!O
Sophos Mal/Generic-S
SentinelOne DFI – Malicious PE
Cyren W32/A-32df3ff0!Eldorado
Jiangmin Trojan.Gimemo.tj
Avira TR/Strictor.oiuya
Antiy-AVL Trojan[Ransom]/Win32.Gimemo.bdvq
Microsoft Ransom:Win32/Somhoveran.C
Arcabit Trojan.ShellStartup.lmGfaObDRVlc
SUPERAntiSpyware Trojan.Agent/Gen-Graftor
ZoneAlarm Trojan-Ransom.Win32.Gimemo.cdqu
AhnLab-V3 Trojan/Win32.Gimemo.R87557
VBA32 Trojan-Ransom.Winlock.gen
ALYac Gen:Trojan.ShellStartup.lmGfaObDRVlc
TACHYON Ransom/W32.DP-Gimemo.446464
Malwarebytes Trojan.Agent.RNS
Panda Trj/Genetic.gen
ESET-NOD32 a variant of Win32/LockScreen.AWI
Tencent Ransom.Win32.Gmie.a
Yandex Trojan.GreenLock.Gen.UO
MAX malware (ai score=100)
Fortinet W32/LockScreen.AW!tr
MaxSecure Trojan.Malware.9553181.susgen
AVG Win32:Evo-gen [Susp]
Paloalto generic.ml
CrowdStrike win/malicious_confidence_90% (W)
Qihoo-360 Win32/Trojan.IM.d8e

How to remove Trojan.ShellStartup.lmGfaObDRVlc 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

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.ShellStartup.lmGfaObDRVlc 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.ShellStartup.lmGfaObDRVlc 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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