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1fea532c75a33209f094f835261b4f579613a7b2ece7f046a11309d34537f8d5 Backdoor Quasar Analysis

Updated 1 year ago
Checked by Malware Check
1fea532c75a33209f094f835261b4f579613a7b2ece7f046a11309d34537f8d5

Technical Analysis

File Name 1fea532c75a33209f094f835261b4f579613a7b2ece7f046a11309d34537f8d5
File Type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
Scanner Version 1.0.150.174
Database Version 2023-12-07 08:01:40 UTC
⚠

Backdoor.Win32.Quasar.tr

Malware family: Quasar

N/A
Detection Rate
3,265,536
File Size (bytes)
2023-12-07
Analysis Date

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File Identification

Hash Type Value Action
MD5
e606a8d90dc0458e72508b428e950038
SHA1
5ca61eaf0e2d26e1cf70ff2da183440fe2792081
SHA256
1fea532c75a33209f094f835261b4f579613a7b2ece7f046a11309d34537f8d5
SHA512
e0b0a4c33f9256415802beed59913b3db9b02b146eebd9f599abfd2099dc5a4695e2163c6b5a481ff6f52e68173463347b4cd2e5e238a01f75c0c06a79c04dc4
ImpHash
f34d5f2d4577ed6d9ceec516c1f5a744

PE Analysis

Basic Information

▼
Image Base 0x00400000
Entry Point 0x0071e3de
Compilation Time 2023-03-12 16:16:39
Checksum 0x00000000 (Actual: 0x00327885)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
Digital Signature The PE file does not contain a certificate table.
Imports 1 libraries
mscoree
Exports 0 functions
Resources 2 Resources
Sections 3 Sections

Version Information

▼
Translation 0x0000 0x04b0
Comments
CompanyName
FileDescription Quasar Client
FileVersion 1.4.1
InternalName Client.exe
LegalCopyright Copyright © MaxXor 2023
LegalTrademarks
OriginalFilename Client.exe
ProductName Quasar
ProductVersion 1.4.1
Assembly Version 1.4.1.0

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00002000 3,261,412 bytes 3,261,440 bytes 6.09 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ E035D4E3BDCB07B85CC444FC1D16851F
.rsrc 0x00320000 2,707 bytes 3,072 bytes 4.65 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ CDEAE95AC72E9E58017D2BCC89D2FBEA
.reloc 0x00322000 12 bytes 512 bytes 0.10 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 576E09F300AA2216EB4D32EA1FECEA5F

Resource Analysis

▼
Total Resources: 2 (2,547 bytes)
Resource Type Count Total Size Percentage
RT_VERSION 1 796 bytes
31.3%
RT_MANIFEST 1 1,751 bytes
68.7%

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

The PE file does not contain a certificate table.

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

Backdoor.Win32.Quasar.tr Removal

Gridinsoft has the capability to identify and eliminate Backdoor.Win32.Quasar.tr 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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