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Updater.exe Trojan CoinMiner Analysis

Updated 1 year ago
Checked by Malware Check
updater.exe

Technical Analysis

File Name updater.exe
File Type
PE32+ executable (GUI) x86-64, for MS Windows
Scanner Version 1.0.158.174
Database Version 2024-02-10 21:00:32 UTC
⚠

Trojan.Win64.CoinMiner.sa

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
5,326,104
File Size (bytes)
2024-02-10
Analysis Date

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File Identification

Hash Type Value Action
MD5
5f09926fd269ec484401e9efb86c3e26
SHA1
a13058eaecb1be56fac34e11a4d1ca346380699c
SHA256
e39e9317a4945f93217e92e47c3dc17a2424d0dd22c18cb2fe577ae3dd7fa252
SHA512
99a7e6ccb315e579b98bbad24f8630d475fee2c0b9c7612f7e94c4ab10688f3cf3bf6cc1aebc85b7f8ce0c14d4dc72108d2d7331b18d5b679e8daf15631f4aca
ImpHash
203d63d5d9a088e2d84cef737227986b

PE Analysis

Basic Information

▼
Icon
Hash: ec33e9c521cbb640147e6041cf453e4e
Fuzzy: 8ae8e94646f2667c2b94734243825fef
dHash: 898d3212564ccd4d
Image Base 0x140000000
Entry Point 0x140001140
Compilation Time 2024-01-23 11:47:13
Checksum 0x00000000 (Actual: 0x00520632)
OS Version 6.0
PEiD Signatures PE32+ executable (GUI) x86-64, for MS Windows
Digital Signature The expected hash does not match the digest in SpcInfo
Imports 2 libraries
msvcrt, KERNEL32
Exports 0 functions
Resources 2 Resources
Sections 8 Sections

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 35,238 bytes 35,328 bytes 6.18 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 61E45BDAB4F7AD993B609EB3449E987D
.rdata 0x0000a000 11,992 bytes 12,288 bytes 4.70 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ F1B2AA8A2801EFE5B55DBAD859982DC9
.data 0x0000d000 5,223,400 bytes 5,215,232 bytes 6.49 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 623B98B71060E40B217CF39C65C296CB
.pdata 0x00509000 384 bytes 512 bytes 3.13 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 56947665CC3DF105C866DCA15B3F6B7F
.00cfg 0x0050a000 16 bytes 512 bytes 0.15 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ B18C7380298E104ADF73576FA46BCCC1
.tls 0x0050b000 16 bytes 512 bytes 0.00 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE BF619EAC0CDF3F68D496EA9344137E8B
.rsrc 0x0050c000 49,296 bytes 49,664 bytes 7.96 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ BB58BF55629F6C75A590F42729046B22
.reloc 0x00519000 120 bytes 512 bytes 1.42 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 8D35DC6B73A8835F45783BF89BE743BE
Entropy Analysis Alert

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

Resource Analysis

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Total Resources: 2 (49,132 bytes)
Resource Type Count Total Size Percentage
RT_ICON 1 49,112 bytes
100%
RT_GROUP_ICON 1 20 bytes
0%

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 expected hash does not match the digest in SpcInfo

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

Trojan.Win64.CoinMiner.sa Removal

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