WinAIHService exe Trojan Wacatac File Malware Analysis: 3b41800cf6864b34f3de36a0c14b0423
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WinAIHService.exe Trojan Wacatac Analysis

Updated 1 day ago
Checked by Malware Check
WinAIHService.exe

Technical Analysis

File Name WinAIHService.exe
File Type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
Scanner Version 1.0.224.174
Database Version 2025-09-05 20:00:39 UTC
⚠

Trojan.Win32.Wacatac.sa

Malware family: Wacatac

Wacatac malware demonstrates multiple malicious capabilities including data theft, system compromise, and secondary payload deployment. It can download additional malware components including ransomware to extend attack impact.
N/A
Detection Rate
311,296
File Size (bytes)
2025-09-05
Analysis Date

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File Identification

Hash Type Value Action
MD5
3b41800cf6864b34f3de36a0c14b0423
SHA1
a960e3753d8583763924f29d0411296931cb12a9
SHA256
e1425c99dd9e8e0b65473c98930746cc37f297639158c11a47ee313f56d30fc1
SHA512
28b57d1f914b039bbea31b278a69d04deb2c3c76204199f27384a0d9c7be6ea23cc386559d183befbbf69c75d4c10001d9cc85ebd205366c1f31e33231b23dfa
ImpHash
f34d5f2d4577ed6d9ceec516c1f5a744

PE Analysis

Basic Information

▼
Image Base 0x00400000
Entry Point 0x0044d50e
Compilation Time 2085-09-18 23:35:23
Checksum 0x00000000 (Actual: 0x000574fc)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
PDB Path WinNetService.pdb
Digital Signature No valid SignedData structure was found.
Imports 1 libraries
mscoree
Exports 0 functions
Resources 2 Resources
Sections 3 Sections

Version Information

▼
Translation 0x0000 0x04b0
Comments
CompanyName
FileDescription WinNetService
FileVersion 1.0.0.0
InternalName WinNetService.exe
LegalCopyright Copyright © 2022
LegalTrademarks
OriginalFilename WinNetService.exe
ProductName WinNetService
ProductVersion 1.0.0.0
Assembly Version 1.0.0.0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00002000 308,500 bytes 308,736 bytes 7.11 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 30F031CC77E28072DD5CF0CAB2E9D39F
.rsrc 0x0004e000 1,480 bytes 1,536 bytes 4.12 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE EE8840BACA89A0E0A95DC8C9043A95F2
.reloc 0x00050000 12 bytes 512 bytes 0.10 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 9D3EA2403BBDDD2FCEF3E610D0E6C485
Entropy Analysis Alert

1 section(s) with elevated entropy (≥6.5) - possible compression

Resource Analysis

▼
Total Resources: 2 (1,318 bytes)
Resource Type Count Total Size Percentage
RT_VERSION 1 828 bytes
62.8%
RT_MANIFEST 1 490 bytes
37.2%

Certificate Chain Analysis

▼
No Digital Signatures

This file is not digitally signed.

Security Implications:
  • Cannot verify the publisher's identity
  • Increased security risk when running this file
  • May trigger security warnings on some systems

⚠ This file either lacks a digital signature or the certificate chain could not be verified
Exercise caution when executing unsigned files from unknown sources

Certificate Verification Status

No valid SignedData structure was found.

Recommendation: Verify the file source and ensure it comes from a trusted publisher.

Trojan.Win32.Wacatac.sa Removal

Gridinsoft has the capability to identify and eliminate Trojan.Win32.Wacatac.sa without requiring further user intervention.

Download Anti-Malware

Removal Instructions

Follow these steps to completely remove the threat from your system

  1. Start by downloading Gridinsoft Anti-Malware to your computer.
  2. Double-click on the gsam-en-install.exe file and follow the on-screen instructions to install the program.
  3. Once the installation of Gridinsoft Anti-Malware is complete, the program will open on the Scan screen.
  4. Click on the "Standard Scan" button to begin scanning your computer for threats.
  5. After the scanning process is finished, click on "Clean Now" to remove any detected threats.
  6. If prompted, restart your system to complete the removal process and ensure all threats are eliminated.
Important: Before You Start
Disconnect from the internet to prevent the malware from spreading or downloading additional threats. Run the scan in Safe Mode for better detection and removal of persistent threats.

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