What is MSIL/Spy.Agent.AES infection?

In this short article you will certainly locate about the definition of MSIL/Spy.Agent.AES as well as its negative effect on your computer system. Such ransomware are a kind of malware that is clarified by online scams to require paying the ransom money by a sufferer.

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In the majority of the situations, MSIL/Spy.Agent.AES infection will certainly advise its victims to initiate funds transfer for the objective of neutralizing the amendments that the Trojan infection has actually introduced to the target’s gadget.

MSIL/Spy.Agent.AES Summary

These modifications can be as follows:

  • Injection (inter-process);
  • Injection (Process Hollowing);
  • 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.;
  • Executed a process and injected code into it, probably while unpacking;
  • Tries to unhook or modify Windows functions monitored by Cuckoo;
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents found on the target’s hard disk — so the sufferer can no more use the data;
  • Preventing regular access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.


The most normal networks whereby MSIL/Spy.Agent.AES Ransomware 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 an effect of individual ending up on a resource that hosts a harmful software;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the target’s computer or avoid the gadget from working in an appropriate way – while likewise putting a ransom money note that discusses the demand for the targets to impact the payment for the objective of decrypting the documents or bring back the data system back to the preliminary condition. In most instances, the ransom note will come up when the client restarts the PC after the system has already been harmed.

MSIL/Spy.Agent.AES circulation networks.

In numerous corners of the globe, MSIL/Spy.Agent.AES grows by leaps and bounds. Nevertheless, the ransom money notes as well as techniques of extorting the ransom amount might differ depending on particular neighborhood (regional) setups. The ransom notes and also methods of obtaining the ransom quantity might vary depending on specific regional (regional) settings.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software application.

    In particular locations, the Trojans usually wrongfully report having actually spotted some unlicensed applications made it possible for on the victim’s gadget. The sharp then requires the individual to pay the ransom.

    Faulty statements about illegal content.

    In countries where software piracy is much less prominent, this approach is not as reliable for the cyber fraudulences. Alternatively, the MSIL/Spy.Agent.AES popup alert might falsely assert to be deriving from a police institution and also will report having situated child porn or other unlawful information on the device.

    MSIL/Spy.Agent.AES popup alert might incorrectly declare to be acquiring from a law enforcement institution as well as will report having located youngster porn or various other illegal data on the tool. The alert will likewise have a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: 830D61C7
md5: 85bde6036db14cc9afc0d60d297d061c
name: upload_file
sha1: cbe2e8615c6fc256889cd49deeb6df1e0a86a910
sha256: 57f2a288eb85fbc683d7cbf7f46ddc88d2f397c528230e76405007fc5ef8d4b5
sha512: 7ba741982ef0fe3f934aad8e17e141ef506643dde2ef73afe8b99390cc902c1e8c97d30e7ea91a54edf8dd2abe776e61d565ba116c16d5ccb60b9a042be57282
ssdeep: 12288:7b6mCM9sXHh9BoRPqsxOVKuS5r70xwgeqh043L97/hO/Tx3L8Z4/2:KeSHhYRRxOVGcxJBdb18xk9
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

MSIL/Spy.Agent.AES also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
DrWeb BackDoor.SpyBotNET.25
MicroWorld-eScan Trojan.GenericKD.34645500
Qihoo-360 Generic/HEUR/QVM05.1.D3A0.Malware.Gen
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Multi.Generic.4!c
CrowdStrike win/malicious_confidence_90% (W)
BitDefender Trojan.GenericKD.34645500
K7GW Riskware ( 0040eff71 )
K7AntiVirus Riskware ( 0040eff71 )
TrendMicro TrojanSpy.Win32.WOREFLINT.USMANJ220
BitDefenderTheta Gen:NN.ZelphiF.34282.ZGW@a82EZici
Cyren W32/Trojan.FCSD-2985
Symantec ML.Attribute.HighConfidence
APEX Malicious
Kaspersky HEUR:Trojan-PSW.Win32.Azorult.gen
Ad-Aware Trojan.GenericKD.34645500
Sophos Troj/Ransom-GCE
Invincea Mal/Generic-R + Troj/Ransom-GCE
Emsisoft Trojan.GenericKD.34645500 (B)
Ikarus Win32.SuspectCrc
Webroot W32.Trojan.Gen
Microsoft Trojan:Win32/Woreflint.A!cl
Arcabit Trojan.Generic.D210A5FC
ZoneAlarm HEUR:Trojan-PSW.Win32.Azorult.gen
GData Trojan.GenericKD.34645500
Cynet Malicious (score: 100)
Acronis suspicious
McAfee Fareit-FZN!85BDE6036DB1
MAX malware (ai score=87)
Malwarebytes Trojan.MalPack.DLF
TrendMicro-HouseCall TrojanSpy.Win32.WOREFLINT.USMANJ220
Rising Trojan.Injector!1.AFE3 (CLASSIC)
SentinelOne DFI – Suspicious PE
eGambit Unsafe.AI_Score_97%
Fortinet W32/Injector.ENME!tr
MaxSecure Trojan.Malware.300983.susgen

How to remove MSIL/Spy.Agent.AES 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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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 MSIL/Spy.Agent.AES 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/Spy.Agent.AES you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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