Threat Database Trojans Trojan.CobaltStrike.AIB

Trojan.CobaltStrike.AIB

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 18
First Seen: September 4, 2023
Last Seen: March 3, 2026
OS(es) Affected: Windows

The detection of Trojan.CobaltStrike.AIB on your system indicates a potential security threat that requires immediate attention. This detection name suggests a type of malicious software, but without specific details, it's essential to understand the general nature of such threats and how to address them effectively.

What Is Trojan.CobaltStrike.AIB?

Trojan.CobaltStrike.AIB refers to a type of malware that has been identified as a Trojan. Trojans are malicious programs that disguise themselves as legitimate software but are designed to cause harm or exploit a computer system. The name "Trojan.CobaltStrike.AIB" does not directly imply a specific malware family but indicates that it has been categorized as a Trojan-type threat. Trojans can vary widely in their purpose, ranging from data theft to providing unauthorized access to the infected system.

How Trojan.CobaltStrike.AIB Operates

Generally, Trojans operate by deceiving users into installing them on their systems. This can happen through various means, such as downloading and running executable files from untrusted sources, opening malicious email attachments, or visiting compromised websites. Once installed, a Trojan can perform a variety of malicious actions, including but not limited to, stealing sensitive information, installing additional malware, or allowing unauthorized access to the infected computer.

Symptoms of Infection

Symptoms of a Trojan infection can be subtle and may not always be immediately apparent. Common indicators include unusual system behavior, such as unexpected pop-ups, slow system performance, or programs starting automatically without user intervention. Additionally, users may notice that their personal files have been altered or that their internet browser settings have changed without their consent. It's also possible for a system to be infected without displaying any noticeable symptoms, making regular system checks and the use of antivirus software crucial for detection.

How to Remove Trojan.CobaltStrike.AIB

  1. Enter Safe Mode with Networking to prevent the malware from loading and to allow for the removal process. This can usually be done by restarting your computer and pressing the appropriate key (often F8) during boot-up to access the Advanced Boot Options.
  2. Perform a full scan of your system using a reputable antivirus tool, such as SpyHunter. Ensure the antivirus software is updated with the latest definitions to increase the chances of detecting and removing the malware.
  3. Uninstall suspicious programs that were recently installed or seem unnecessary. Be cautious and only uninstall programs you are certain are not required by your system or other legitimate applications.
  4. Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings. This can help remove any malicious extensions or settings changes made by the malware.
  5. Reboot your system and perform another scan to ensure the malware has been completely removed. It's crucial to verify that no remnants of the malware remain on your system.

Conclusion

The removal of Trojan.CobaltStrike.AIB requires careful steps to ensure the malware is completely eradicated from your system. It's essential to remain vigilant and take preventive measures to avoid future infections, such as keeping your operating system and software up to date, using strong antivirus protection, and being cautious when interacting with emails, downloads, and websites. Regular system scans and backups can also help in early detection and mitigation of potential threats. By understanding the nature of Trojan-type threats and taking proactive measures, you can significantly reduce the risk of infection and protect your digital assets.

Analysis Report

General information

Family Name: Trojan.CobaltStrike.AIB
Signature status: No Signature

Known Samples

MD5: e8c1d1a375242ebb5c432a55161ac640
SHA1: 24ab6a05d46cb1d12a3e4cf4b77d81416b016801
File Size: 12.80 KB, 12800 bytes
MD5: 7d5daa3faf2fc22696f5af1f1e8e34f9
SHA1: 0905c3f7f1fdcb92023cdfc78a4fc3ef0b19e305
SHA256: 48BB501B40BEB90EE9EEE7825D3F6CBF5B3FF47C1B1DDCCB56C771D768601540
File Size: 12.29 KB, 12288 bytes
MD5: 9a8b9f763341ccaa3d5ca68a3492a282
SHA1: d176e65b5328ed11fc1a764ea30e0e9c03b5dd4a
SHA256: 36678DD457EA8790902B32C81F2103DCD3A5422C65FA43617FA0E4771CF48C7E
File Size: 12.80 KB, 12800 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have exports table
  • File doesn't have security information
  • File is 64-bit executable
  • File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
  • File is either console or GUI application
  • File is Native application (NOT .NET application)
  • File is not packed
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Traits

  • No Version Info
  • x64

Block Information

Total Blocks: 39
Potentially Malicious Blocks: 0
Whitelisted Blocks: 39
Unknown Blocks: 0

Visual Map

0 0 0 0 0 2 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtDeviceIoControlFile
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtWriteFile
Show More
  • ntdll.dll!NtWriteVirtualMemory
  • UNKNOWN
  • win32u.dll!NtUserGetKeyboardLayout
  • win32u.dll!NtUserGetThreadState

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