uninstall.exe

  • File Path: C:\Program Files (x86)\TeamViewer\uninstall.exe

Hashes

Type Hash
MD5 D78D25F4B540B04987BE48149FA3C299
SHA1 D88766233A46DCDEDCA07099B0965C5BDF7463BD
SHA256 9D8CF05D7466D89EFA982E0F101096A86764993F746BAFC20C8FB58800F5FEAA
SHA384 7CA7BA5D85144A767F9A99C11817A19096809CF9545A35B8E661681F85564330D795982CE2EC535E13DC17B21D41F798
SHA512 827F07EC3DCDFC1FFAFED4CAC43C354EFE65AF86F6B831F69BC926BE74E8E859AB143A34D5F8992A15B5F9790EAA96ADAAD98E4DAA0981239F9A456ADF4E9D28
SSDEEP 12288:oCeXgpLk9fu37MnGZoDxpufP7IRuY53io:TeXELk9fu37Mn8uxpuHkR353io

Runtime Data

Child Processes:

Un_A.exe

Signature

  • Status: Signature verified.
  • Serial: 0B446546C36525BF5F084F6BBBBA7097
  • Thumbprint: 05CDF79B0EFFFF361DAC0363ADAA75B066C49DE0
  • Issuer: CN=DigiCert Assured ID Code Signing CA-1, OU=www.digicert.com, O=DigiCert Inc, C=US
  • Subject: CN=TeamViewer Germany GmbH, O=TeamViewer Germany GmbH, L=Gppingen, S=Baden-Wrttemberg, C=DE

File Metadata

  • Original Filename:
  • Product Name:
  • Company Name:
  • File Version:
  • Product Version:
  • Language: English (United States)
  • Legal Copyright:

File Similarity (ssdeep match)

File Score
C:\program files (x86)\TeamViewer\uninstall.exe 82
C:\Program Files (x86)\TeamViewer\uninstall.exe 77

Possible Misuse

The following table contains possible examples of uninstall.exe being misused. While uninstall.exe is not inherently malicious, its legitimate functionality can be abused for malicious purposes.

Source Source File Example License
sigma win_builtin_remove_application.yml title: An Application Is Uninstall DRL 1.0
sigma win_susp_system_update_error.yml - 24 # Uninstallation Failure: Windows failed to uninstall the following update with error DRL 1.0
sigma posh_ps_software_discovery.yml ScriptBlockText\|contains\|all: # Example: Get-ItemProperty HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\* \| Select-Object DisplayName, DisplayVersion, Publisher, InstallDate \| Format-Table -Autosize DRL 1.0
sigma proc_creation_win_cleanwipe.yml CommandLine\|contains: '--uninstall' DRL 1.0
sigma proc_creation_win_cleanwipe.yml - '/uninstall' DRL 1.0
sigma proc_creation_win_dsim_remove.yml description: Deployment Image Servicing and Management tool. DISM is used to enumerate, install, uninstall, configure, and update features and packages in Windows images DRL 1.0
sigma proc_creation_win_susp_disable_raccine.yml title: Raccine Uninstall DRL 1.0
sigma proc_creation_win_susp_wmic_security_product_uninstall.yml title: Wmic Uninstall Security Product DRL 1.0
sigma proc_creation_win_susp_wmic_security_product_uninstall.yml - 'call uninstall' DRL 1.0
sigma proc_creation_win_uninstall_crowdstrike_falcon.yml title: Uninstall Crowdstrike Falcon DRL 1.0
sigma proc_creation_win_uninstall_crowdstrike_falcon.yml - ' /uninstall' DRL 1.0
sigma proc_creation_win_uninstall_crowdstrike_falcon.yml - Uninstall by admin DRL 1.0
sigma proc_creation_win_uninstall_sysmon.yml title: Uninstall Sysinternals Sysmon DRL 1.0
sigma proc_creation_win_uninstall_sysmon.yml - https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1562.001/T1562.001.md#atomic-test-11---uninstall-sysmon DRL 1.0
sigma proc_creation_win_wmic_remove_application.yml title: WMI Uninstall An Application DRL 1.0
sigma proc_creation_win_wmic_remove_application.yml description: Uninstall an application with wmic DRL 1.0
sigma proc_creation_win_wmic_remove_application.yml - https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1047/T1047.md#atomic-test-10---application-uninstall-using-wmic DRL 1.0
sigma proc_creation_win_wmic_remove_application.yml CommandLine\|contains: call uninstall DRL 1.0
LOLBAS Installutil.yml Description: The Installer tool is a command-line utility that allows you to install and uninstall server resources by executing the installer components in specified assemblies  
malware-ioc rtm uninstall © ESET 2014-2018
malware-ioc rtm uninstall-lock © ESET 2014-2018
atomic-red-team index.md - Atomic Test #11: Uninstall Sysmon [windows] MIT License. © 2018 Red Canary
atomic-red-team index.md - Atomic Test #21: Uninstall Crowdstrike Falcon on Windows [windows] MIT License. © 2018 Red Canary
atomic-red-team index.md - Atomic Test #5: InstallUtil Uninstall method call - /U variant [windows] MIT License. © 2018 Red Canary
atomic-red-team index.md - Atomic Test #6: InstallUtil Uninstall method call - ‘/installtype=notransaction /action=uninstall’ variant [windows] MIT License. © 2018 Red Canary
atomic-red-team index.md - Atomic Test #1: Regasm Uninstall Method Call Test [windows] MIT License. © 2018 Red Canary
atomic-red-team index.md - Atomic Test #2: Regsvcs Uninstall Method Call Test [windows] MIT License. © 2018 Red Canary
atomic-red-team index.md - Atomic Test #10: Application uninstall using WMIC [windows] MIT License. © 2018 Red Canary
atomic-red-team windows-index.md - Atomic Test #11: Uninstall Sysmon [windows] MIT License. © 2018 Red Canary
atomic-red-team windows-index.md - Atomic Test #21: Uninstall Crowdstrike Falcon on Windows [windows] MIT License. © 2018 Red Canary
atomic-red-team windows-index.md - Atomic Test #5: InstallUtil Uninstall method call - /U variant [windows] MIT License. © 2018 Red Canary
atomic-red-team windows-index.md - Atomic Test #6: InstallUtil Uninstall method call - ‘/installtype=notransaction /action=uninstall’ variant [windows] MIT License. © 2018 Red Canary
atomic-red-team windows-index.md - Atomic Test #1: Regasm Uninstall Method Call Test [windows] MIT License. © 2018 Red Canary
atomic-red-team windows-index.md - Atomic Test #2: Regsvcs Uninstall Method Call Test [windows] MIT License. © 2018 Red Canary
atomic-red-team windows-index.md - Atomic Test #10: Application uninstall using WMIC [windows] MIT License. © 2018 Red Canary
atomic-red-team T1047.md - Atomic Test #10 - Application uninstall using WMIC MIT License. © 2018 Red Canary
atomic-red-team T1047.md ## Atomic Test #10 - Application uninstall using WMIC MIT License. © 2018 Red Canary
atomic-red-team T1047.md Emulates uninstalling applications using WMIC. This method only works if the product was installed with an msi file. APTs have been seen using this to uninstall security products. MIT License. © 2018 Red Canary
atomic-red-team T1047.md wmic /node:”#{node}” product where “name like ‘#{product}%%’” call uninstall MIT License. © 2018 Red Canary
atomic-red-team T1095.md if( $null -eq (Get-ItemProperty HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall* | ?{$_.DisplayName -like “Microsoft Visual C++*”}) ) { MIT License. © 2018 Red Canary
atomic-red-team T1218.004.md - Atomic Test #5 - InstallUtil Uninstall method call - /U variant MIT License. © 2018 Red Canary
atomic-red-team T1218.004.md - Atomic Test #6 - InstallUtil Uninstall method call - ‘/installtype=notransaction /action=uninstall’ variant MIT License. © 2018 Red Canary
atomic-red-team T1218.004.md ## Atomic Test #5 - InstallUtil Uninstall method call - /U variant MIT License. © 2018 Red Canary
atomic-red-team T1218.004.md Executes the Uninstall Method. Upon execution, version information will be displayed the .NET framework install utility. MIT License. © 2018 Red Canary
atomic-red-team T1218.004.md InstallUtil Uninstall method execution test failure. Installer assembly execution output did not match the expected output. MIT License. © 2018 Red Canary
atomic-red-team T1218.004.md ## Atomic Test #6 - InstallUtil Uninstall method call - ‘/installtype=notransaction /action=uninstall’ variant MIT License. © 2018 Red Canary
atomic-red-team T1218.004.md $CommandLine = “/logfile= /logtoconsole=false /installtype=notransaction /action=uninstall "$InstallerAssemblyFullPath”” MIT License. © 2018 Red Canary
atomic-red-team T1218.004.md Executes the Uninstall Method. Upon execution, help information will be displayed for InstallUtil. MIT License. © 2018 Red Canary
atomic-red-team T1218.009.md - Atomic Test #1 - Regasm Uninstall Method Call Test MIT License. © 2018 Red Canary
atomic-red-team T1218.009.md - Atomic Test #2 - Regsvcs Uninstall Method Call Test MIT License. © 2018 Red Canary
atomic-red-team T1218.009.md ## Atomic Test #1 - Regasm Uninstall Method Call Test MIT License. © 2018 Red Canary
atomic-red-team T1218.009.md Executes the Uninstall Method, No Admin Rights Required. Upon execution, “I shouldn’t really execute either.” will be displayed. MIT License. © 2018 Red Canary
atomic-red-team T1218.009.md ## Atomic Test #2 - Regsvcs Uninstall Method Call Test MIT License. © 2018 Red Canary
atomic-red-team T1218.009.md Executes the Uninstall Method, No Admin Rights Required, Requires SNK. Upon execution, “I shouldn’t really execute” will be displayed MIT License. © 2018 Red Canary
atomic-red-team T1219.md $file = ‘C:\Program Files (x86)\TeamViewer\uninstall.exe’ MIT License. © 2018 Red Canary
atomic-red-team T1219.md get-package ‘LogMeIn Client’ -ErrorAction Ignore | uninstall-package MIT License. © 2018 Red Canary
atomic-red-team T1505.002.md Uninstall-TransportAgent #{transport_agent_identity} MIT License. © 2018 Red Canary
atomic-red-team T1518.md Get-ItemProperty HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall* | Select-Object DisplayName, DisplayVersion, Publisher, InstallDate | Format-Table -Autosize MIT License. © 2018 Red Canary
atomic-red-team T1518.md Get-ItemProperty HKLM:\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall* | Select-Object DisplayName, DisplayVersion, Publisher, InstallDate | Format-Table -Autosize MIT License. © 2018 Red Canary
atomic-red-team T1562.001.md - Atomic Test #11 - Uninstall Sysmon MIT License. © 2018 Red Canary
atomic-red-team T1562.001.md - Atomic Test #21 - Uninstall Crowdstrike Falcon on Windows MIT License. © 2018 Red Canary
atomic-red-team T1562.001.md ## Atomic Test #11 - Uninstall Sysmon MIT License. © 2018 Red Canary
atomic-red-team T1562.001.md Uninstall Sysinternals Sysmon for Defense Evasion MIT License. © 2018 Red Canary
atomic-red-team T1562.001.md ## Atomic Test #21 - Uninstall Crowdstrike Falcon on Windows MIT License. © 2018 Red Canary
atomic-red-team T1562.001.md Uninstall Crowdstrike Falcon. If the WindowsSensor.exe path is not provided as an argument we need to search for it. Since the executable is located in a folder named with a random guid we need to identify it before invoking the uninstaller. MIT License. © 2018 Red Canary
atomic-red-team T1562.001.md if (Test-Path “#{falcond_path}”) {. “#{falcond_path}” /repair /uninstall /quiet } else { Get-ChildItem -Path “C:\ProgramData\Package Cache” -Include “WindowsSensor.exe” -Recurse | % { $sig=$(Get-AuthenticodeSignature -FilePath $.FullName); if ($sig.Status -eq “Valid” -and $sig.SignerCertificate.DnsNameList -eq “CrowdStrike, Inc.”) { . “$” /repair /uninstall /quiet; break;} }} MIT License. © 2018 Red Canary
atomic-red-team T1562.001.md DISM is used to enumerate, install, uninstall, configure, and update features and packages in Windows images. MIT License. © 2018 Red Canary
signature-base apt_eqgrp.yar $x4 = “%s version %s already has persistence installed. If you want to uninstall,” fullword ascii CC BY-NC 4.0
signature-base apt_op_cloudhopper.yar $s2 = “rundll32.exe "%s", UnInstall /update %s” fullword wide CC BY-NC 4.0
signature-base crime_buzus_softpulse.yar $s4 = “CurrentVersion\Uninstall\avast” fullword wide CC BY-NC 4.0
signature-base gen_rats_malwareconfig.yar $a7 = “Uninstall.jarPK” CC BY-NC 4.0
signature-base thor-hacktools.yar $a = “Unable to uninstall the fgexec service” CC BY-NC 4.0
signature-base thor-webshells.yar $s3 = “%s -Uninstall –>To Uninstall The Service” CC BY-NC 4.0
signature-base thor-webshells.yar $s6 = “Can’t uninstall,maybe the backdoor is not installed or,the Password you INPUT is” CC BY-NC 4.0
signature-base thor_inverse_matches.yar and not filename matches /uninstall/ CC BY-NC 4.0

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