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Yard.dll Trojan Wacatac Analysis

Updated 4 days ago
Checked by Malaware Check
Yard.dll

Technical Analysis

File Name Yard.dll
File Type
PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.217.174
Database Version 2025-05-31 00:00:22 UTC
⚠

Trojan.Win32.Wacatac.oa!s1

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
409,600
File Size (bytes)
2025-05-31
Analysis Date

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File Identification

Hash Type Value Action
MD5
3cf481ccbb1019894fcbacb554f3bda1
SHA1
63c11153ab0afb36703723c5121cd0e9b48ac6e8
SHA256
c8c5815fe4a06a752e51f79332a393db1f91a8e39b67899aa996e4ca76cfa675
SHA512
628e34581b3ebc7645639f2e6da19ce15afb794cc032e99d895841eecef0bd372da27895a9485bb18630864b921c1239fa6e4904d6bd6f54ca80a220a3fe66d0
ImpHash
a8df0c160e055b59b38d117eae613f75

PE Analysis

Basic Information

▼
Image Base 0x10000000
Entry Point 0x100441d5
Compilation Time 2020-11-12 15:14:32
Checksum 0x00000000 (Actual: 0x0006dace)
OS Version 4.0
PEiD Signatures PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
PDB Path c:\GoTalk\hillHer\MaterialHuman\hotoff\Yard.pdb
Digital Signature No valid SignedData structure was found.
Imports 4 libraries
KERNEL32, USER32, COMDLG32, COMCTL32
Exports 1 functions
Resources 2 Resources
Sections 5 Sections

Version Information

▼
CompanyName Care Beginprepare Cent
ProductName Costadd
FileDescription Costadd
FileVersion 8.0.1.198
ProductVersion 8.0.1.198
LegalCopyright Copyright © Care Beginprepare Cent 1993-2016 Nounmarket
OriginalFilename Yard.dll
Leadpath Meetteam
Translation 0x0409 0x04e4

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 330,576 bytes 331,776 bytes 6.69 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ C10EAD39A7B72E8C3BE97CB01F6023B1
.rdata 0x00052000 27,974 bytes 28,672 bytes 6.16 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 22F45DFFE52327995B630691C221F28B
.data 0x00059000 100,168 bytes 28,672 bytes 6.36 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 775822DE89AE7760A9B7C7E073160279
.rsrc 0x00072000 1,312 bytes 4,096 bytes 1.71 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 805399B87329F506551F95F1833DAEC3
.reloc 0x00073000 8,376 bytes 12,288 bytes 3.31 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 08B638CE926E2FD4F1E484EDA005AFC5
Entropy Analysis Alert

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

Resource Analysis

▼
Total Resources: 2 (1,145 bytes)
Resource Type Count Total Size Percentage
RT_VERSION 1 764 bytes
66.7%
RT_MANIFEST 1 381 bytes
33.3%

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.oa!s1 Removal

Gridinsoft has the capability to identify and eliminate Trojan.Win32.Wacatac.oa!s1 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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