w3wp.exe
- File Path:
C:\windows\SysWOW64\inetsrv\w3wp.exe - Description: IIS Worker Process
Hashes
| Type | Hash |
|---|---|
| MD5 | 18F2A1DF70B5FA7F547D391D73B1DDB5 |
| SHA1 | DF775D31C3ABBDA6BF9FD6AD35610D179CD6357B |
| SHA256 | BBECEB8DBEB159152B1D1B63AA4A23BB97A93EE7E63271213C181D3064F2DDF3 |
| SHA384 | F00DB7AB22FD187DFF74A10BA8AD20E9A62DB73AE4D804DC78EF6224A0671A9EE9214D65A70BB4387B956D11988DF3BA |
| SHA512 | 005797943BC340E5ED4CA0BB7D18EDE1A42706A6511E2E4B75AEE9944CD16353AC86A36265492D8462F8C083CF4A8E485A578E6124C44A8BBE6480072D3DD966 |
| SSDEEP | 384:aaI3JPdnZePRLWX5GpSMJGjG4kvvWSubaIXe:RAJPxZePRHSPjRkvFme |
Signature
- Status: The file C:\windows\SysWOW64\inetsrv\w3wp.exe is not digitally signed. You cannot run this script on the current system. For more information about running scripts and setting execution policy, see about_Execution_Policies at http://go.microsoft.com/fwlink/?LinkID=135170
- Serial: ``
- Thumbprint: ``
- Issuer:
- Subject:
File Metadata
- Original Filename: w3wp.exe.mui
- Product Name: Internet Information Services
- Company Name: Microsoft Corporation
- File Version: 8.5.9600.16384 (winblue_rtm.130821-1623)
- Product Version: 8.5.9600.16384
- Language: Language Neutral
- Legal Copyright: Microsoft Corporation. All rights reserved.
Possible Misuse
The following table contains possible examples of w3wp.exe being misused. While w3wp.exe is not inherently malicious, its legitimate functionality can be abused for malicious purposes.
| Source | Source File | Example | License |
|---|---|---|---|
| sigma | godmode_sigma_rule.yml | - '\w3wp.exe' |
DRL 1.0 |
| sigma | sysmon_suspicious_remote_thread.yml | - '\w3wp.exe' |
DRL 1.0 |
| sigma | pipe_created_alternate_powershell_hosts_pipe.yml | - 'c:\windows\system32\inetsrv\w3wp.exe' # this is sad :,( but it triggers FPs on Exchange servers |
DRL 1.0 |
| sigma | proc_creation_win_susp_csc_folder.yml | - '\w3wp.exe' # https://twitter.com/gabriele_pippi/status/1206907900268072962 |
DRL 1.0 |
| sigma | proc_creation_win_susp_powershell_parent_process.yml | - '\w3wp.exe' |
DRL 1.0 |
| sigma | proc_creation_win_webshell_detection.yml | - '\w3wp.exe' |
DRL 1.0 |
| sigma | proc_creation_win_webshell_recon_detection.yml | - '\w3wp.exe' |
DRL 1.0 |
| sigma | proc_creation_win_webshell_spawn.yml | - '\w3wp.exe' |
DRL 1.0 |
| signature-base | apt_hafnium.yar | $s1 = “AppPath=c:\windows\system32\inetsrv\w3wp.exe” wide fullword | CC BY-NC 4.0 |
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