MSIL:Agent-FG [Trj]

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

What is MSIL:Agent-FG [Trj] infection?

In this post you will locate about the meaning of MSIL:Agent-FG [Trj] and its unfavorable impact on your computer system. Such ransomware are a form of malware that is clarified by on the internet frauds to require paying the ransom by a victim.

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Most of the instances, MSIL:Agent-FG [Trj] ransomware will certainly advise its targets to launch funds move for the function of neutralizing the modifications that the Trojan infection has actually introduced to the target’s gadget.

MSIL:Agent-FG [Trj] Summary

These modifications 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.
  • A process attempted to delay the analysis task.;
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • Uses Windows utilities for basic functionality;
  • Sniffs keystrokes;
  • A process was set to shut the system down when terminated;
  • 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
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Creates a copy of itself;
  • Attempts to modify Explorer settings to prevent hidden files from being displayed;
  • Ciphering the papers located on the target’s hard drive — so the target can no longer make use of the information;
  • Preventing routine access to the sufferer’s workstation;
Similar behavior
Related domains
z.whorecord.xyzGen:Heur.Ransom.REntS.Gen.1
a.tomx.xyzGen:Heur.Ransom.REntS.Gen.1
leviisthebest.ddns.netGen:Heur.Ransom.REntS.Gen.1

MSIL:Agent-FG [Trj]

The most regular channels where MSIL:Agent-FG [Trj] are injected are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As a repercussion of customer winding up on a source that hosts a destructive software program;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the victim’s PC or prevent the device from operating in a correct way – while additionally putting a ransom note that states the demand for the victims to effect the settlement for the purpose of decrypting the records or recovering the documents system back to the initial condition. In a lot of circumstances, the ransom money note will certainly show up when the client restarts the PC after the system has currently been harmed.

MSIL:Agent-FG [Trj] circulation networks.

In numerous edges of the world, MSIL:Agent-FG [Trj] expands by jumps as well as bounds. However, the ransom notes and also methods of obtaining the ransom amount might vary depending upon particular local (local) settings. The ransom notes and methods of obtaining the ransom amount may vary depending on particular neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software.

    In certain locations, the Trojans typically wrongfully report having actually identified some unlicensed applications made it possible for on the target’s tool. The alert after that demands the user to pay the ransom.

    Faulty statements regarding unlawful web content.

    In nations where software application piracy is less prominent, this technique is not as effective for the cyber frauds. Additionally, the MSIL:Agent-FG [Trj] popup alert might incorrectly claim to be deriving from a police institution as well as will certainly report having situated kid porn or other prohibited information on the tool.

    MSIL:Agent-FG [Trj] popup alert might incorrectly claim to be obtaining from a regulation enforcement organization and will report having located child porn or other illegal information on the gadget. The alert will likewise include a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: 9D499AD3
md5: 406aeccf1df2548b74748e908ca117b5
name: 406AECCF1DF2548B74748E908CA117B5.mlw
sha1: 620046f9fc9bc8e88299ee465e2f4888f0d337fe
sha256: 026eab20d057ef4d081ecb7fe504b8ba7f6e40cd54935ff713ad85c398cd7af5
sha512: faed17b7d82d1da2fb95331a2908e0edb23dd4fb824810515f0f56025b0bf8596bab56ee5570ba983326fcdaeb04dc292f2364f030caa1a02e8fd190f6b425f1
ssdeep: 24576:vbVBDI7IZ0EVO3ze/7rNDKCcc8gKhkHGVoYW1B:jw7EVqehEu2rs
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

0: [No Data]

MSIL:Agent-FG [Trj] also known as:

GridinSoftTrojan.Ransom.Gen
Elasticmalicious (high confidence)
MicroWorld-eScanGen:Heur.Ransom.REntS.Gen.1
CAT-QuickHealTrojan.YakbeexMSIL.ZZ4
McAfeeBackDoor-FDNN!406AECCF1DF2
CylanceUnsafe
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 700000121 )
BitDefenderGen:Heur.Ransom.REntS.Gen.1
K7GWTrojan ( 700000121 )
Cybereasonmalicious.f1df25
ArcabitTrojan.Ransom.REntS.Gen.1
BitDefenderThetaGen:NN.ZemsilF.34590.bnW@aGh9Tce
CyrenW32/Trojan.BVX.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of MSIL/Bladabindi.BA
BaiduMSIL.Backdoor.Bladabindi.a
APEXMalicious
ClamAVWin.Trojan.B-468
KasperskyHEUR:Trojan.Win32.Generic
AvastMSIL:Agent-FG [Trj]
RisingBackdoor.MSIL.Bladabindi!1.9E49 (TFE:dGZlOg0xwwfezINJOw)
Ad-AwareGen:Heur.Ransom.REntS.Gen.1
SophosML/PE-A + Mal/Bladabi-U
F-SecureTrojan.TR/Dropper.Gen
DrWebBackDoor.Bladabindi.15045
McAfee-GW-EditionBehavesLike.Win32.Generic.th
FireEyeGeneric.mg.406aeccf1df2548b
EmsisoftGen:Heur.Ransom.REntS.Gen.1 (B)
SentinelOneStatic AI – Malicious PE
MaxSecureTrojan.Malware.121218.susgen
AviraTR/Dropper.Gen
MAXmalware (ai score=83)
GridinsoftTrojan.Win32.Bladabindi.sb!ni
MicrosoftBackdoor:MSIL/Bladabindi.B
AhnLab-V3Trojan/Win32.RL_Generic.C4231886
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataMSIL.Malware.Bucaspys.A
CynetMalicious (score: 100)
ALYacGen:Heur.Ransom.REntS.Gen.1
MalwarebytesBackdoor.Bladabindi
IkarusBackdoor.NJRat
eGambitUnsafe.AI_Score_100%
FortinetMSIL/Filecoder.5AE6!tr.ransom
AVGMSIL:Agent-FG [Trj]
PandaTrj/GdSda.A
CrowdStrikewin/malicious_confidence_100% (D)
Qihoo-360HEUR/QVM03.0.9D5B.Malware.Gen

How to remove MSIL:Agent-FG [Trj] 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 MSIL:Agent-FG [Trj] 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 MSIL:Agent-FG [Trj] 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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