MSIL/Spy.Agent.CX

What is MSIL/Spy.Agent.CX infection?

In this short article you will discover concerning the interpretation of MSIL/Spy.Agent.CX and its negative impact on your computer system. Such ransomware are a form of malware that is clarified by on-line fraudulences to demand paying the ransom money by a victim.

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Most of the instances, MSIL/Spy.Agent.CX infection will certainly advise its victims to initiate funds transfer for the objective of neutralizing the amendments that the Trojan infection has introduced to the sufferer’s device.

MSIL/Spy.Agent.CX Summary

These modifications 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.
  • Detected script timer window indicative of sleep style evasion;
  • 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.

  • A scripting utility was executed;
  • Uses Windows utilities for basic functionality;
  • 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
  • Likely virus infection of existing system binary;
  • Creates a copy of itself;
  • Attempts to disable UAC.

    User Account Control or just UAC is a part of the Windows security system which prevents apps from making unwanted changes on PC.

    UAC includes several technologies 1:

    • File and egistry Virtualization;
    • Same-desktop Elevation;
    • Filtered Token;
    • User Interface Privilege Isolation;
    • Protected Mode Internet Explorer;
    • Installer Detection;
  • Ciphering the documents situated on the victim’s hard disk drive — so the victim can no longer utilize the data;
  • Preventing routine access to the sufferer’s workstation;

MSIL/Spy.Agent.CX

One of the most normal networks where MSIL/Spy.Agent.CX Trojans are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of user ending up on a source that hosts a destructive software program;

As quickly as the Trojan is effectively infused, it will either cipher the information on the sufferer’s computer or protect against the device from operating in an appropriate manner – while also putting a ransom note that discusses the need for the targets to impact the payment for the objective of decrypting the records or restoring the file system back to the initial problem. In a lot of circumstances, the ransom note will certainly come up when the client restarts the PC after the system has actually currently been damaged.

MSIL/Spy.Agent.CX circulation channels.

In various edges of the globe, MSIL/Spy.Agent.CX expands by jumps as well as bounds. Nevertheless, the ransom notes as well as tricks of obtaining the ransom money quantity might vary relying on particular local (regional) setups. The ransom money notes and tricks of extorting the ransom amount may vary depending on particular local (regional) setups.

Ransomware injection

As an example:

    Faulty signals about unlicensed software application.

    In particular locations, the Trojans commonly wrongfully report having spotted some unlicensed applications made it possible for on the target’s gadget. The sharp after that demands the individual to pay the ransom money.

    Faulty declarations concerning prohibited material.

    In countries where software application piracy is much less prominent, this approach is not as reliable for the cyber fraudulences. Conversely, the MSIL/Spy.Agent.CX popup alert may incorrectly assert to be originating from a police organization and also will report having situated child porn or various other prohibited data on the tool.

    MSIL/Spy.Agent.CX popup alert may wrongly claim to be acquiring from a legislation enforcement organization and will report having located youngster pornography or other illegal information on the device. The alert will in a similar way include a demand for the user to pay the ransom.

Technical details

File Info:

crc32: B709A20A
md5: 1709458ec7c002e22cd7bebe78c8c62e
name: 1709458EC7C002E22CD7BEBE78C8C62E.mlw
sha1: c1ef51628ea945c5f49a01a3257e53dd3e66e481
sha256: 92c0c68ea09ad19bbb9b250e9e2c3809c59275a4c4817936bdfb7e3ae93d9163
sha512: a87b5ee6a38072b6efd68a4354a31ca4a4cbc496321bac69312aedfe90b3661087aa407c4a62d77f1f14234c9fea3b5b2d4936aa916c2d1bb701a1c57edbdd6e
ssdeep: 3072:OhjEgMz00xigPvYBCqsGxxeq/qU7raAkFksaME/GSpnIgGbswpJoNIQzeeeeo4/:Bb0HgP6nIgK54IQzeeeL4/Q
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

0: [No Data]

MSIL/Spy.Agent.CX also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 700000121 )
Elastic malicious (high confidence)
DrWeb Trojan.DownLoader7.33024
Cynet Malicious (score: 100)
ALYac Gen:Heur.MSIL.Krypt.9
Cylance Unsafe
Zillya Trojan.Agent.Win32.321883
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Blocker.5ff12ded
K7GW Trojan ( 700000121 )
Cybereason malicious.ec7c00
ESET-NOD32 a variant of MSIL/Spy.Agent.CX
APEX Malicious
Avast MSIL:GenMalicious-DTN [Trj]
Kaspersky Trojan-Ransom.Win32.Blocker.hdtr
BitDefender Gen:Heur.MSIL.Krypt.9
NANO-Antivirus Trojan.Win32.Agent.bembih
MicroWorld-eScan Gen:Heur.MSIL.Krypt.9
Tencent Win32.Trojan.Blocker.Dvpx
Ad-Aware Gen:Heur.MSIL.Krypt.9
Sophos ML/PE-A
Comodo Malware@#jgg9uhl5zi4r
BitDefenderTheta Gen:NN.ZemsilF.34628.vmW@aeJE0nk
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_GEN.R034E03H915
McAfee-GW-Edition BehavesLike.Win32.Trojan.ft
FireEye Generic.mg.1709458ec7c002e2
Emsisoft Gen:Heur.MSIL.Krypt.9 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/Genome.djbm
Avira TR/Kazy.372708.A
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.HeurC.KVM011.a.(kcloud)
Microsoft Backdoor:MSIL/Bladabindi
Arcabit Trojan.MSIL.Krypt.9
AegisLab Trojan.Win32.Genome.4!c
GData Gen:Heur.MSIL.Krypt.9
McAfee Artemis!1709458EC7C0
MAX malware (ai score=89)
VBA32 Trojan-Ransom.Blocker
Panda Generic Malware
TrendMicro-HouseCall TROJ_GEN.R034E03H915
Rising Ransom.Blocker!8.12A (CLOUD)
Yandex Trojan.Genome!9YC0LaniPXU
Ikarus Backdoor.Win32.Xtreme
Fortinet MSIL/Agent.CX!tr.spy
AVG MSIL:GenMalicious-DTN [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Blocker.HwMA9psA

How to remove MSIL/Spy.Agent.CX 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 GridinSoft2

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft3.

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/Spy.Agent.CX 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove MSIL/Spy.Agent.CX you can always ask me in the comments for getting help.

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References

  1. Microsoft Ignite: How to disable User Account Control (UAC) on Windows Server
  2. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  3. 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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