PUP.TFTPD32

The detection of PUP.TFTPD32 on your system indicates the presence of a potentially unwanted program (PUP) that may be causing issues with your computer's performance and security. It is essential to understand the nature of this threat and take appropriate steps to remove it to prevent further damage.

What Is PUP.TFTPD32?

PUP.TFTPD32 is a type of potentially unwanted program that may have been installed on your system without your knowledge or consent. PUPs are software applications that are not necessarily malicious but can still cause problems, such as displaying unwanted advertisements, collecting user data, or consuming system resources. The term "PUP" is a broad category that encompasses various types of software, including adware, browser hijackers, and other unwanted programs.

How PUP.TFTPD32 Operates

PUP.TFTPD32, like other PUPs, can operate in various ways, depending on its design and purpose. It may be installed as a standalone application or as a component of another program. Once installed, it may start running automatically, consuming system resources, and potentially causing issues with your computer's performance. PUPs can also collect user data, such as browsing history and search queries, and transmit it to third-party servers for further analysis and exploitation.

Symptoms of Infection

The symptoms of a PUP.TFTPD32 infection can vary, but common signs include unwanted advertisements, pop-ups, and browser redirects. You may also notice that your computer is running slower than usual, or that certain programs are not functioning correctly. Additionally, you may see unfamiliar icons or shortcuts on your desktop or taskbar, or notice that your browser settings have been changed without your consent. If you suspect that your system is infected with PUP.TFTPD32, it is crucial to take immediate action to remove it.

How to Remove PUP.TFTPD32

  1. Boot your computer in Safe Mode with Networking to prevent the PUP from running and to ensure that you have access to the internet.
  2. Download and install a reputable anti-malware tool, such as SpyHunter, and run a full scan of your system to detect and remove PUP.TFTPD32 and any other potential threats.
  3. Uninstall any suspicious programs or applications that you do not recognize or that you did not intentionally install.
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any unwanted extensions or add-ons.
  5. Reboot your computer and run another scan with your anti-malware tool to ensure that the PUP has been completely removed.

Conclusion

Removing PUP.TFTPD32 from your system is essential to prevent further damage and protect your personal data. By following the steps outlined above, you can effectively remove this potentially unwanted program and restore your computer to its normal state. It is also important to be cautious when installing new software and to always read the terms and conditions carefully to avoid unintentionally installing PUPs or other unwanted programs. Regularly scanning your system with a reputable anti-malware tool and keeping your operating system and software up to date can also help prevent future infections.

Analysis Report

General information

Family Name: PUP.TFTPD32
Signature status: No Signature

Known Samples

MD5: ffdf8ce8c098f2ebb34c2e306635b96e
SHA1: ccd348fc6c540ad230f5d93ab14d5da491fc936f
SHA256: 34B6FEEEAADEAEFF9D5ED7F3B193A346B8065A63BFED58FDA010BEA5A310E35B
File Size: 423.94 KB, 423936 bytes
MD5: bbb1ccc97936650353b56cf23c0de5a4
SHA1: f66ea53bbb4d538fa49e825a6d86da08746382ac
SHA256: 3809F349CB2748F8929B3B3C7E4F3E38CE78391E1CF7CE086D9FB5FCFC631F9F
File Size: 40.96 KB, 40960 bytes
MD5: c2ab8ddb692012b1af27625417a0e827
SHA1: 1133f0db059ae98685747279d9ddef92524afaf9
SHA256: D6E37F87AAC6F557FCCFC3F559E9AE9EFEDE2105643D842E19123D572E69A1EA
File Size: 235.01 KB, 235008 bytes
MD5: b6caae04e3f31b2267b00d9fdb7d9980
SHA1: 549d8fa0949114d096376620a3097cee913fabc7
SHA256: 7D1CE05095F5B0FC9E11968288914CAC6DD5260EBE47106EAF9805840F7C5698
File Size: 51.20 KB, 51200 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 relocations information
  • File doesn't have security information
  • File is 32-bit executable
  • 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)
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  • 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 Icons

Windows PE Version Information

Name Value
Company Name
  • Flexera Software, Inc.
  • Ph. Jounin
File Description
  • InstallShield
  • TFTP server
File Version 17.0.714
Internal Build Number 99584
Internal Name _IsIcoRes.exe
Legal Copyright
  • Copyright (C) 2010 Flexera Software, Inc. and/or InstallShield Co. Inc. All Rights Reserved.
  • see license in about box
Original File Name tftpd32
Original Filename _IsIcoRes.exe
Product Name InstallShield
Product Version
  • 17.0
  • 4.70
  • 4.52

File Traits

  • fptable
  • Installer Manifest
  • Installer Version
  • No Version Info
  • x64
  • x86

Block Information

Total Blocks: 116
Potentially Malicious Blocks: 1
Whitelisted Blocks: 100
Unknown Blocks: 15

Visual Map

0 ? ? 0 ? ? ? ? 0 x ? ? ? ? ? ? ? 0 1 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 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 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

Files Modified

File Attributes
c:\users\user\appdata\local\microsoft\windows\usrclass.dat{dba6b5ef-640a-11ed-9bcb-f677369d361c}.txr.1.regtrans-ms Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\microsoft\windows\usrclass.dat{dba6b5ef-640a-11ed-9bcb-f677369d361c}.txr.2.regtrans-ms Generic Read,Write Data,Write Attributes,Write extended,Append data

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtClose
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryInformationThread
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  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWriteFile
  • ntdll.dll!NtWriteVirtualMemory
  • win32u.dll!NtUserFindExistingCursorIcon
  • win32u.dll!NtUserGetKeyboardLayout
  • win32u.dll!NtUserGetThreadState
  • win32u.dll!NtUserRegisterClassExWOW
Network Winsock2
  • WSAStartup
Network Winsock
  • bind
  • closesocket
  • connect
  • freeaddrinfo
  • getaddrinfo
  • gethostname
  • getnameinfo
  • setsockopt
  • socket
Anti Debug
  • OutputDebugString

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