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Ametank_v143_kg_ext.exe Trojan Wacatac Analysis

Updated 1 month ago
Checked by Malaware Check
ametank_v143_kg_ext.exe

Technical Analysis

File Name ametank_v143_kg_ext.exe
File Type
MS-DOS executable PE32 executable (console) Intel 80386, for MS Windows
Scanner Version 1.0.213.174
Database Version 2025-04-14 16:00:25 UTC
⚠

Trojan.Win32.Wacatac.oa!s3

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
777,968
File Size (bytes)
2025-04-14
Analysis Date

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File Identification

Hash Type Value Action
MD5
871a431df30b2880017779f57e6fd152
SHA1
f1102a4a823db887bd88956f5ba30c1f5b8ec14d
SHA256
a0f49366640c35c1990c6bc9521f900d6be093c51ac67df9960cef627cf19030
SHA512
90d70367599a32b8b9ee23129f5c32ea372c87b13ece57a7cda919ede0fde242e90b15a756a9b460d7d674a178a06362f95c890974d173d317514ee95f335659
ImpHash
5bf93d9d5b80033f5a94761efa23db02

PE Analysis

Basic Information

▼
Image Base 0x00400000
Entry Point 0x00571000
Compilation Time 2021-03-13 20:06:52
Checksum 0x00000000 (Actual: 0x000c6837)
OS Version 6.0
PEiD Signatures MS-DOS executable PE32 executable (console) Intel 80386, for MS Windows
Digital Signature No valid SignedData structure was found.
Imports 3 libraries
kernel32, user32, advapi32
Exports 0 functions
Resources 0 Resources
Sections 3 Sections

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
0x00001000 1,503,232 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ D41D8CD98F00B204E9800998ECF8427E
0x00170000 4,096 bytes 512 bytes 1.93 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 0B9BEE2A509D7DA439E2E4E9D6685AAF
0x00171000 98,304 bytes 96,514 bytes 8.00 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE CCDD532C0541D0D8B20F9B2FC268EE1B
Entropy Analysis Alert

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

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!s3 Removal

Gridinsoft has the capability to identify and eliminate Trojan.Win32.Wacatac.oa!s3 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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