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Winsys.exe Trojan CoinMiner Analysis

Updated 11 months ago
Checked by Malware Check
winsys.exe

Technical Analysis

File Name winsys.exe
File Type
PE32+ executable (console) x86-64 (stripped to external PDB), for MS Windows
Scanner Version 1.0.181.174
Database Version 2024-06-29 02:00:16 UTC
⚠

Trojan.Win64.CoinMiner.bot

Malware family: CoinMiner

CoinMiner malware utilizes system resources including CPU and RAM for unauthorized cryptocurrency mining. It establishes persistence through startup integration and may use resource management techniques to avoid detection while mining currencies like Monero or Zcash.
N/A
Detection Rate
8,251,392
File Size (bytes)
2024-06-29
Analysis Date

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File Identification

Hash Type Value Action
MD5
4813fa6d610e180b097eae0ce636d2aa
SHA1
1e9cd17ea32af1337dd9a664431c809dd8a64d76
SHA256
9ef2e8714e85dcd116b709894b43babb4a0872225ae7363152013b7fd1bc95bc
SHA512
5463e61b9583dd7e73fc4c0f14252ce06bb1b24637fdf5c4b96b3452cf486b147c980e365ca6633d89e7cfe245131f528a7ecab2340251cef11cdeb49dac36aa
ImpHash
16bb67d62ee484974f9392fc52c45722

PE Analysis

Basic Information

▼
Icon
Hash: e35ef5b40987be4a81b37bdb1b3a8730
Fuzzy: 67b5702929aead99d08ec74265d272c5
dHash: e8f4b4d959d6a6f8
Image Base 0x140000000
Entry Point 0x1400014d0
Compilation Time 2023-07-03 05:59:55
Checksum 0x007e7c4c (Actual: 0x007e7c4c)
OS Version 4.0
PEiD Signatures PE32+ executable (console) x86-64 (stripped to external PDB), for MS Windows
Digital Signature The PE file does not contain a certificate table.
Imports 10 libraries
ADVAPI32, CRYPT32, IPHLPAPI, KERNEL32, msvcrt, ole32, SHELL32, USER32, USERENV, WS2_32
Exports 0 functions
Resources 7 Resources
Sections 11 Sections

Version Information

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CompanyName www.xmrig.com
FileDescription XMRig miner
FileVersion 6.20.0
LegalCopyright Copyright (C) 2016-2023 xmrig.com
OriginalFilename xmrig.exe
ProductName XMRig
ProductVersion 6.20.0
Translation 0x0000 0x04b0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 6,228,640 bytes 6,230,016 bytes 6.49 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ BE405F89E8D9CD89C8B5D5A1221BF55B
.data 0x005f2000 66,656 bytes 67,072 bytes 3.30 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 50EAF681F1B95EEBF3E357BBA6B466DD
.rdata 0x00603000 1,432,800 bytes 1,433,088 bytes 6.45 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ C9E5C9B4042D21FADC82357F354D3260
.pdata 0x00761000 192,156 bytes 192,512 bytes 6.37 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 8BC1F18B6D6035C0734944F8E8A3B4EB
.xdata 0x00790000 243,988 bytes 244,224 bytes 5.06 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 5EB7B731E2290ADE1AC277C3CF56D902
.bss 0x007cc000 3,279,584 bytes 0 bytes 0.00 (Normal) IMAGE_SCN_CNT_UNINITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE D41D8CD98F00B204E9800998ECF8427E
.idata 0x00aed000 18,136 bytes 18,432 bytes 4.80 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE A022B20D7BD267ABA5E3A6F6B7AF5B7D
.CRT 0x00af2000 104 bytes 512 bytes 0.41 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE EC45559103C95223B053D2C7136D6838
.tls 0x00af3000 16 bytes 512 bytes 0.00 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE BF619EAC0CDF3F68D496EA9344137E8B
.rsrc 0x00af4000 23,784 bytes 23,784 bytes 5.54 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE F0B82B6336F0D62D29BB01447B20510F
.reloc 0x00afa000 36,460 bytes 36,864 bytes 5.45 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 22C765093D9CB0FBC7412C8C7CDA5BD6

Resource Analysis

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Total Resources: 7 (23,308 bytes)
Resource Type Count Total Size Percentage
RT_ICON 4 21,427 bytes
91.9%
RT_GROUP_ICON 1 62 bytes
0.3%
RT_VERSION 1 652 bytes
2.8%
RT_MANIFEST 1 1,167 bytes
5%

Certificate Chain Analysis

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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

The PE file does not contain a certificate table.

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

Trojan.Win64.CoinMiner.bot Removal

Gridinsoft has the capability to identify and eliminate Trojan.Win64.CoinMiner.bot 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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