Threat Database Trojans Trojan.Agent.Gen.EHE

Trojan.Agent.Gen.EHE

By CagedTech in Trojans
Published:

Threat Scorecard

Threat Level: 80 % (High)
First Seen: July 28, 2026
Last Seen: October 21, 2026
OS(es) Affected: Windows

Trojan.Agent.Gen.EHE is a Windows-based Trojan classified as a generic agent, meaning it is detected based on a broad set of malicious behaviors rather than one single signature. With a danger level rated 8 out of 10, this threat is considered highly damaging, capable of giving attackers significant control over an infected system while running quietly in the background without the user's knowledge.

What Trojan.Agent.Gen.EHE Does

Once active on a system, Trojan.Agent.Gen.EHE installs itself stealthily and begins performing malicious operations without displaying any visible windows or alerts to the user. The file associated with this threat is an unsigned, 64-bit Windows executable that does not carry a digital signature or version information, which is a common trait among threats designed to avoid easy identification.

Analysis of its behavior shows that the Trojan interacts with low-level Windows system functions, including calls that manage memory, read and write files, and query system settings. It also establishes network connections using standard networking functions, allowing it to communicate with remote servers. This combination of capabilities suggests the Trojan can send information from the infected machine to attackers and potentially receive further instructions or additional malicious payloads. It has also been observed attempting to retrieve the logged-in user's account name, which could be used to help attackers profile the compromised machine. After installation, Trojan.Agent.Gen.EHE may allow hackers to gain extensive control over the affected system.

How It Spreads

Like many threats in its category, Trojan.Agent.Gen.EHE typically spreads by exploiting system vulnerabilities and existing security flaws on a target computer. It commonly arrives hidden inside software downloaded from compromised or malicious websites, or through email attachments sent from untrusted or spoofed sources. These attachments can be disguised as executable files, media files, or even image files, tricking users into opening them. Once the file is executed, the Trojan installs itself silently, often without any visible sign that anything has happened.

Risks to Users

Because this Trojan can grant remote attackers a high level of access to an infected device, the risks are serious. Potential consequences typically associated with this type of threat include theft of personal or financial information, unauthorized monitoring of user activity, installation of additional malware, and misuse of the compromised computer for further attacks. The combination of stealthy installation and network communication capabilities makes this Trojan particularly dangerous, as it can operate for extended periods without detection.

Signs of Infection

Trojans like this one are built to avoid detection, so obvious symptoms are often absent. Users should still watch for warning signs such as:

  • Unexplained slowdowns or unusual system behavior
  • Unexpected network activity or data usage
  • New or unfamiliar files appearing in user data folders
  • Security tools being disabled or failing to update

Staying Protected

To reduce the risk of infection, users should avoid downloading software from unverified or suspicious websites and refrain from opening email attachments from unknown or untrusted senders. Keeping the Windows operating system and installed applications fully updated helps close security vulnerabilities that threats like this one attempt to exploit. Running reputable, up-to-date security software, performing regular system scans, and maintaining cautious browsing habits are essential steps toward keeping a Windows computer safe from Trojan.Agent.Gen.EHE and similar threats.

Analysis Report

General information

Family Name: Trojan.Agent.Gen.EHE
Signature status: No Signature

Known Samples

MD5: 6d66abd98b77788ca7392fd3e266eff9
SHA1: 12367070c24eaaafe57f1810d9a2298082837734
SHA256: 18D84E156BB24E711DA0F912997A9CEF31B1DDEDC11FFA27D05F5DE883D18F81
File Size: 824.32 KB, 824320 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 either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
  • 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

  • fptable
  • No Version Info
  • x64

Block Information

Total Blocks: 2,644
Potentially Malicious Blocks: 110
Whitelisted Blocks: 2,519
Unknown Blocks: 15

Visual Map

... Data truncated
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Similar Families

Files Modified

File Attributes
c:\users\user\appdata\local\info\gmdauqibv54 Generic Write,Read Attributes

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlpcConnectPort
  • ntdll.dll!NtAlpcConnectPortEx
  • ntdll.dll!NtAlpcCreateSecurityContext
  • ntdll.dll!NtAlpcDeleteSecurityContext
  • ntdll.dll!NtAlpcQueryInformation
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtAssociateWaitCompletionPacket
  • ntdll.dll!NtClose
  • ntdll.dll!NtCreateEvent
Show 50 more
  • ntdll.dll!NtCreateIoCompletion
  • ntdll.dll!NtCreateKey
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtCreateTimer2
  • ntdll.dll!NtCreateWaitCompletionPacket
  • ntdll.dll!NtCreateWorkerFactory
  • ntdll.dll!NtDeviceIoControlFile
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenDirectoryObject
  • ntdll.dll!NtOpenEvent
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenThreadToken
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDirectoryFileEx
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityObject
  • ntdll.dll!NtQuerySystemInformation
  • ntdll.dll!NtQuerySystemInformationEx
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReadRequestData
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRemoveIoCompletion
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSetTimer2
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWorkerFactoryWorkerReady
  • ntdll.dll!NtWriteFile
  • UNKNOWN
Network Winsock2
  • WSAStartup
User Data Access
  • GetUserName
Anti Debug
  • OutputDebugString
Network Info Queried
  • GetAddrInfoEx
Network Winsock
  • closesocket
  • connect
  • recv
  • send
  • socket