Threat Database Trojans Trojan.MSIL.Agent.AGB

Trojan.MSIL.Agent.AGB

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 0
First Seen: April 13, 2023
OS(es) Affected: Windows

The detection of Trojan.MSIL.Agent.AGB on a computer system indicates a potential security threat that requires immediate attention. This type of threat is categorized as a Trojan, which is a broad term for malicious software that disguises itself as legitimate. The presence of Trojan.MSIL.Agent.AGB suggests that the system may be compromised, and it is essential to understand the nature of this threat and take appropriate steps to remove it.

What Is Trojan.MSIL.Agent.AGB?

Trojan.MSIL.Agent.AGB is a type of malware that can infect a computer system without the user's knowledge or consent. The name "Trojan" refers to the fact that this type of malware often disguises itself as a legitimate program or file, making it difficult to detect. The "MSIL" part of the name suggests that the malware is written in Microsoft Intermediate Language, which is a programming language used by the .NET Framework. The "Agent.AGB" part of the name is likely a specific identifier assigned to this particular strain of malware.

How Trojan.MSIL.Agent.AGB Operates

Trojan.MSIL.Agent.AGB, like other Trojans, operates by exploiting vulnerabilities in the system or by tricking the user into installing it. Once installed, it can perform a variety of malicious actions, such as stealing sensitive information, installing additional malware, or providing unauthorized access to the system. The exact behavior of Trojan.MSIL.Agent.AGB can vary, but its primary goal is to compromise the security and integrity of the infected system.

Symptoms of Infection

The symptoms of a Trojan.MSIL.Agent.AGB infection can be subtle, but they may include unusual system behavior, such as slow performance, unexpected crashes, or unfamiliar programs running in the background. The user may also notice suspicious network activity or unfamiliar files and folders on the system. In some cases, the malware may not exhibit any noticeable symptoms, making it difficult to detect without the use of specialized security software.

How to Remove Trojan.MSIL.Agent.AGB

  1. Boot the system in Safe Mode with Networking to prevent the malware from loading and to allow for internet access. This will make it easier to download and install removal tools.
  2. Perform a full scan of the system using a reputable anti-malware tool, such as SpyHunter. This will help to detect and remove the malware, as well as any other potential threats.
  3. Uninstall any suspicious programs or applications that may be related to the malware. Be cautious when uninstalling programs, as some may be legitimate or required by the system.
  4. Reset web browsers, such as Chrome, Firefox, or Edge, to their default settings. This will help to remove any malicious extensions or settings that may have been installed by the malware.
  5. Reboot the system and perform another full scan to ensure that the malware has been completely removed. This will help to verify that the system is clean and that no additional threats are present.

Conclusion

The removal of Trojan.MSIL.Agent.AGB requires a combination of technical expertise and caution. It is essential to follow the steps outlined above and to use reputable security software to detect and remove the malware. Additionally, it is crucial to practice good security habits, such as regularly updating software, using strong passwords, and avoiding suspicious downloads or links. By taking these steps, users can help to protect their systems from the threats posed by Trojan.MSIL.Agent.AGB and other types of malware.

Analysis Report

General information

Family Name: Trojan.MSIL.Agent.AGB
Signature status: No Signature

Known Samples

MD5: 228f7c41282d0a69587458d9418644c6
SHA1: 84ea8e998e2b983be895e114c8fadcf8e17868c4
SHA256: 6E4EC58C52FB76E93D64FB030B01B220B0CD9D94923C7A7998FA3CA7A8DBF972
File Size: 18.94 KB, 18944 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • File doesn't have exports table
  • File doesn't have security information
  • File is .NET application
  • File is 32-bit executable
  • File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
  • File is either console or GUI application
  • File is not packed
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
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  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

Windows PE Version Information

Name Value
Assembly Version 1.0.0.0
File Description Chat
File Version 1.0.0.0
Internal Name Chat.dll
Legal Copyright Copyright © 2022
Original Filename Chat.dll
Product Name Chat
Product Version 1.0.0.0

File Traits

  • .NET
  • dll
  • RijndaelManaged
  • x86

Block Information

Total Blocks: 43
Potentially Malicious Blocks: 15
Whitelisted Blocks: 25
Unknown Blocks: 3

Visual Map

0 0 0 0 0 0 0 0 0 0 0 x x ? x x x x x ? x 0 0 x x 0 0 x 0 0 x ? 0 0 0 0 0 0 0 0 x x x
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAccessCheck
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtDuplicateToken
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
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  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenProcessTokenEx
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenSemaphore
  • ntdll.dll!NtOpenThreadTokenEx
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDebugFilterState
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseSemaphore
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWriteFile
  • UNKNOWN

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