Threat Database Backdoors Backdoor.Gulpix.D

Backdoor.Gulpix.D

By CagedTech in Backdoors

Threat Scorecard

Popularity Rank: 12,137
Threat Level: 60 % (Medium)
Infected Computers: 16
First Seen: January 11, 2022
Last Seen: July 7, 2026
OS(es) Affected: Windows

The detection of Backdoor.Gulpix.D on your system indicates a potential security threat that requires immediate attention. This backdoor threat can compromise your system's security and allow unauthorized access to your data. It is essential to understand the nature of this threat and take prompt action to remove it and prevent future infections.

What Is Backdoor.Gulpix.D?

Backdoor.Gulpix.D is a type of malware that creates a backdoor on an infected system, allowing remote access to the system without the user's knowledge or consent. This can lead to unauthorized data theft, system compromise, and other malicious activities. The name "Backdoor.Gulpix.D" suggests that it is a backdoor threat, but the exact nature and behavior of this malware can vary.

How Backdoor.Gulpix.D Operates

Backdoor.Gulpix.D, like other backdoor malware, operates by creating a covert communication channel between the infected system and a remote server. This channel can be used to send and receive data, install additional malware, or execute commands on the infected system. The malware may use various techniques to evade detection, such as disguising itself as a legitimate program or using encryption to conceal its communications.

The exact mechanisms used by Backdoor.Gulpix.D to infect systems and maintain its presence are not publicly disclosed, but common infection vectors include exploited vulnerabilities, phishing attacks, and drive-by downloads. Once installed, the malware can remain dormant for extended periods, making it challenging to detect and remove.

Symptoms of Infection

Systems infected with Backdoor.Gulpix.D may exhibit various symptoms, including unusual network activity, slow system performance, and unexplained changes to system settings or files. In some cases, the malware may not display any noticeable symptoms, making it difficult to detect without the aid of security software. If you suspect that your system is infected, it is crucial to take immediate action to remove the malware and prevent further damage.

  • Unusual network activity, such as unexpected outgoing connections or data transfers
  • Slow system performance or frequent crashes
  • Unexplained changes to system settings, files, or programs
  • Appearance of unfamiliar or suspicious programs or files

How to Remove Backdoor.Gulpix.D

  1. Boot your system in Safe Mode with Networking to prevent the malware from loading and to allow for easier removal
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove the malware
  3. Uninstall any suspicious programs or applications that may be related to the malware
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or settings
  5. Reboot your system and perform another full scan to ensure that the malware has been completely removed

Conclusion

Removing Backdoor.Gulpix.D from your system requires careful attention to detail and a thorough understanding of the malware's behavior. By following the steps outlined above and using reputable security software, you can help protect your system and data from this and other malware threats. It is essential to remain vigilant and take proactive measures to prevent future infections, such as keeping your operating system and software up to date, using strong antivirus protection, and avoiding suspicious downloads or links.

Analysis Report

General information

Family Name: Backdoor.Gulpix.D
Signature status: No Signature

Known Samples

MD5: 284822cb4e92a5128cdb42049e7bb333
SHA1: 4e053e66de3c00807a37c6b9e1414efc8042368c
SHA256: 0A8BB1FACAA8ADAEBFE6428121FB21EFAD0052A752D78475B8CDE730169D2DCD
File Size: 573.44 KB, 573440 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 32-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)
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  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

Windows PE Version Information

Name Value
File Version 23, 9, 20, 1611
Product Version 23, 9, 20, 1611

File Traits

  • dll
  • WriteProcessMemory
  • x64

Block Information

Total Blocks: 816
Potentially Malicious Blocks: 151
Whitelisted Blocks: 665
Unknown Blocks: 0

Visual Map

0 x x x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x x x x x x x 0 x x x 0 x x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x x x x 0 0 x 0 0 0 x 0 x x x 0 0 x x x x x x 0 0 0 0 0 0 0 x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x x 0 0 x 0 0 0 0 0 0 0 0 0 0 0 x 0 0 0 0 0 x x x x x x x x x x x x x x x x x x x x x x x x x x x x x 0 0 0 0 x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x 0 0 0 0 0 x 0 0 x x 0 0 x x x 0 x 0 x 0 0 x 0 0 x x x x 0 x 0 x 0 x 0 x 0 x x 0 x x 0 x 0 x 0 x 0 x 0 x x 0 x x x x 0 x x x x x 0 x x x 0 0 x 0 0 0 0 x x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 x 0 0 0 0 0 0 0 0 x 0 0 0 0 0 0 x x x x 0 0 0 0 0 x x x x x x x 0 x x x x x x 0 0 0 0 0 1 0 0 1 1 0 0 0 0 0 0 1 0 0 0 0 1 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 3 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 1 1 1 0 3 1 1 0 0 0 0 0 0 1 1 0 0 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 0 0 0 0 0 1 0 1 1 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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 1 0 0 0 0 1 0 1 1 0 0 1 0 0 2 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 1 1 1 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 1 0 x x x x x x x x x 0 x x x 0 x x x x x x x x x 0 x x x
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Files Modified

File Attributes
c:\windows\7144b0 Generic Write,Read Attributes
c:\windows\syswow64\8a3d58a1 Generic Write,Read Attributes

Registry Modifications

Key::Value Data API Name
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe 㳚䨢ǜ RegNtPreCreateKey

Windows API Usage

Category API
Service Control
  • OpenSCManager
  • StartService
  • StartServiceCtrlDispatcher
Other Suspicious
  • AdjustTokenPrivileges
Network Info Queried
  • GetAdaptersInfo
Network Winsock
  • closesocket
  • inet_addr
  • recvfrom
  • sendto
  • setsockopt
  • socket
Process Manipulation Evasion
  • NtUnmapViewOfSection
Process Shell Execute
  • WinExec
  • WriteConsole
Syscall Use
  • ntdll.dll!NtAccessCheck
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateMutant
Show More
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtDuplicateToken
  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • 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!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!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWorkerFactoryWorkerReady
  • ntdll.dll!NtWriteFile
  • UNKNOWN
Network Winsock2
  • WSAStartup
Network Wininet
  • HttpOpenRequest
  • HttpSendRequest
  • InternetConnect
  • InternetOpen
  • InternetOpenUrl
  • InternetQueryOption
  • InternetReadFile
  • InternetSetOption
Anti Debug
  • IsDebuggerPresent
User Data Access
  • GetUserObjectInformation
Network Winhttp
  • WinHttpOpen
Process Terminate
  • TerminateProcess

Shell Command Execution

sc.exe start 3Mw4wbs0CD9N
WriteConsole: [SC] StartServic

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