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Version.dll Trojan Wacatac Analysis

Technical Analysis

File Name version.dll
File Type
PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.223.174
Database Version 2025-08-16 15:00:21 UTC

Malware.Win32.Wacatac.cc

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
2,872,832
File Size (bytes)
2025-08-16
Analysis Date

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File Identification

Hash Type Value Action
MD5
cc7c81d3e4e5e8267a981b2b6bb07078
SHA1
b338714ede602dbe0981116a546b702dabd1a93f
SHA256
52b5d72e2a9dbbaa5a4d20896990a4ba7387c1e06bf44ad78cbe61912c18ce92
SHA512
884c4d4fad55e156449a3db60aed2a3b8b9ea6a629a68464dc31f63e513e7d08da9585c0433198b17d9f746ecc43b2ed3a1ff34975ece1c57e37db185c578f38
ImpHash
e08001ce6c87b6353fb6f0d792c78d44

PE Analysis

Basic Information

Image Base 0x10000000
Entry Point 0x1045c058
Compilation Time 2023-11-01 03:12:34
Checksum 0x002c80bb (Actual: 0x002c80bb)
OS Version 6.0
PEiD Signatures PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
Digital Signature No valid SignedData structure was found.
Imports 4 libraries
kernel32, USER32, ADVAPI32, SHELL32
Exports 17 functions
Resources 1 Resources
Sections 11 Sections

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
0x00001000 163,423 bytes 87,040 bytes 7.99 (Packed/Encrypted) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 4FD23322FBC35BCB9503E43DCF23EAEA
0x00029000 7,745 bytes 3,584 bytes 7.77 (Packed/Encrypted) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ CB9C891221BE02F35D7EC3C284A350EB
0x0002b000 59,912 bytes 29,184 bytes 7.96 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 3D1CC85B37D5C0B8EFE7C88342F7D404
0x0003a000 7,484 bytes 1,024 bytes 6.51 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 4986AFB628A4AA9062F05D347D94C6E6
0x0003c000 480 bytes 512 bytes 6.68 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 53087B9735F8ED401CD16892E2C45D4C
0x0003d000 7,908 bytes 7,168 bytes 7.79 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ BC6AFAD84C7A7D05A739598962477ABC
.edata 0x0003f000 4,096 bytes 1,024 bytes 3.23 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 600EF69BBEE8E4D88F9CA52CFA99B1DA
.idata 0x00040000 4,096 bytes 512 bytes 2.08 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 61818D2FE1D5544B0B2A60498E00D30F
.rsrc 0x00041000 4,096 bytes 512 bytes 4.72 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 165A9398EF7BE15FF45B2EE57CC88839
.themida 0x00042000 4,300,800 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
.boot 0x0045c000 2,741,248 bytes 2,741,248 bytes 7.95 (Packed/Encrypted) IMAGE_SCN_CNT_CODE|IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ E9502E8F59598101CD4F5E91E8CB1783
Entropy Analysis Alert

5 section(s) with high entropy (≥7.5) detected - possible packing/encryption

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

Resource Analysis

Total Resources: 1 (381 bytes)
Resource Type Count Total Size Percentage
RT_MANIFEST 1 381 bytes
100%

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.

Malware.Win32.Wacatac.cc Removal

Gridinsoft has the capability to identify and eliminate Malware.Win32.Wacatac.cc 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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