Trojan.Agent.AI
Isabella Bartlett What is Trojan.Agent.AI infection?
In this article you will certainly locate about the interpretation of Trojan.Agent.AI as well as its unfavorable impact on your computer system. Such ransomware are a form of malware that is elaborated by on the internet fraudulences to demand paying the ransom money by a target.
Most of the cases, Trojan.Agent.AI virus will certainly advise its sufferers to start funds move for the purpose of counteracting the changes that the Trojan infection has actually presented to the sufferer’s device.
Trojan.Agent.AI Summary
These modifications can be as follows:
- Presents an Authenticode digital signature;
- Detected script timer window indicative of sleep style evasion;
- Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
- 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 process created a hidden window;
- 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;
- A scripting utility was executed;
- Uses Windows utilities for basic functionality;
- Attempts to modify desktop wallpaper;
- Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
- 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 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;
- Uses suspicious command line tools or Windows utilities;
- Ciphering the papers located on the victim’s hard disk drive — so the victim can no longer use the data;
- Preventing normal accessibility to the target’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.Agent.AI
The most common channels whereby Trojan.Agent.AI Ransomware Trojans are infused are:
- By ways of phishing e-mails;
- As a repercussion of customer winding up on a resource that hosts a destructive software program;
As soon as the Trojan is effectively infused, it will either cipher the information on the target’s computer or avoid the device from working in a proper way – while additionally putting a ransom money note that mentions the requirement for the victims to impact the repayment for the objective of decrypting the documents or recovering the data system back to the preliminary problem. In the majority of circumstances, the ransom money note will certainly turn up when the customer restarts the COMPUTER after the system has actually currently been damaged.
Trojan.Agent.AI distribution channels.
In various edges of the globe, Trojan.Agent.AI grows by leaps as well as bounds. However, the ransom notes and also methods of extorting the ransom money amount may differ depending upon certain neighborhood (regional) setups. The ransom notes as well as methods of extorting the ransom quantity may differ depending on certain neighborhood (local) setups.
For instance:
Faulty alerts regarding unlicensed software.
In particular locations, the Trojans often wrongfully report having detected some unlicensed applications made it possible for on the sufferer’s device. The sharp after that demands the individual to pay the ransom.
Faulty declarations about prohibited content.
In nations where software program piracy is much less popular, this technique is not as efficient for the cyber fraudulences. Conversely, the Trojan.Agent.AI popup alert may wrongly claim to be deriving from a police organization and will certainly report having situated kid pornography or other prohibited data on the device.
Trojan.Agent.AI popup alert might incorrectly assert to be obtaining from a law enforcement institution and will certainly report having situated youngster porn or various other prohibited data on the device. The alert will similarly consist of a demand for the individual to pay the ransom.
Technical details
File Info:
crc32: DEEDBDC3md5: 4e15f958c4c29bcdd7c888696807273aname: 4E15F958C4C29BCDD7C888696807273A.mlwsha1: 19c420ca90991eb5574b6f8c26b923b2cc10013bsha256: 8e422bce796f726a930ee00290c416fff88ed6321af3297c67005ea971fd637dsha512: 3dfc1f59c98e3edcef843ccb96766a68e42599b8dbefbf7954c5cf0c2f6d045d4e0cb3e129d421cef34d2dee296d07a6c54175d417bb898611b2e07d471a1128ssdeep: 12288:Q6Wq4aaE6KwyF5L0Y2D1PqLWqhBkEFY9ddNdlYaTW3p2:mthEVaPqLRkFjYaTtype: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressedVersion Info:
CompiledScript: AutoIt v3 Script: 3, 3, 8, 1FileVersion: 3, 3, 8, 1FileDescription: Translation: 0x0809 0x04b0
Trojan.Agent.AI also known as:
| GridinSoft | Trojan.Ransom.Gen |
| Bkav | W32.AIDetect.malware2 |
| DrWeb | Trojan.Encoder.24597 |
| Cynet | Malicious (score: 99) |
| CAT-QuickHeal | Ransom.AutoIT.CryptorMicroP.A |
| ALYac | Gen:Variant.Ursu.519232 |
| Cylance | Unsafe |
| Alibaba | TrojanBanker:Win64/Pocrimcrypt.ae66808b |
| Cybereason | malicious.8c4c29 |
| Symantec | Ransom.Cryptolocker |
| ESET-NOD32 | multiple detections |
| APEX | Malicious |
| Avast | AutoIt:Ransom-L [Trj] |
| ClamAV | Win.Malware.Autoit-6992337-0 |
| Kaspersky | Trojan-Banker.Win32.Agent.yhk |
| BitDefender | Generic.Ransom.Locked.3D08AF5C |
| NANO-Antivirus | Trojan.Win32.Bankfraud.efjtmx |
| MicroWorld-eScan | Generic.Ransom.Locked.3D08AF5C |
| Ad-Aware | Generic.Ransom.Locked.3D08AF5C |
| Sophos | Mal/Generic-S |
| BitDefenderTheta | AI:Packer.4A72867A16 |
| TrendMicro | Ransom.AutoIt.CRYPTEIGHT.SMTH |
| McAfee-GW-Edition | Dropper-AutoIt.o |
| FireEye | Generic.Ransom.Locked.3D08AF5C |
| Emsisoft | Generic.Ransom.Locked.3D08AF5C (B) |
| Jiangmin | Trojan.Banker.Agent.cal |
| Webroot | W32.Rogue.Gen |
| Avira | TR/Bancker.8888 |
| Kingsoft | Win32.Troj.Banker.(kcloud) |
| Microsoft | Ransom:Win32/Pocrimcrypt.A |
| Arcabit | Generic.Ransom.Locked.3D08AF5C |
| GData | Gen:Variant.Ursu.519232 (3x) |
| AhnLab-V3 | Trojan/Win32.Banki.R213572 |
| McAfee | Dropper-AutoIt.o |
| MAX | malware (ai score=80) |
| Malwarebytes | Trojan.Agent.AI |
| TrendMicro-HouseCall | Ransom.AutoIt.CRYPTEIGHT.SMTH |
| Rising | Spyware.Banker!8.8D (CLOUD) |
| Yandex | Trojan.GenAsa!IZxoZO1iAfE |
| Ikarus | Trojan-Ransom.Crypt888 |
| Fortinet | W32/Filecoder.DYB!tr |
| AVG | AutoIt:Ransom-L [Trj] |
How to remove Trojan.Agent.AI ransomware?
There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft">3.
Download GridinSoft Anti-Malware.
You can download GridinSoft Anti-Malware by clicking the button below:
Download GridinSoft Anti-MalwareRun 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.
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.
Press “Install” button.
Once installed, Anti-Malware will automatically run.
Wait for the Anti-Malware scan to complete.
GridinSoft Anti-Malware will automatically start scanning your system for Trojan.Agent.AI 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.
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.
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:
Full version of GridinSoft Anti-Malware
If the guide doesn’t help you to remove Trojan.Agent.AI you can always ask me in the comments for getting help.
References
- Microsoft Ignite: How to disable User Account Control (UAC) on Windows Server
- GridinSoft Anti-Malware Review from HowToFix site:
- More information about GridinSoft products:
