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Svchost.exe Backdoor Gen Analysis

Updated 8 days ago
Checked by Malaware Check
svchost.exe

Technical Analysis

File Name svchost.exe
File Type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
Scanner Version 1.0.217.174
Database Version 2025-05-30 01:00:17 UTC
⚠

Backdoor.Win32.Gen.oa!s1

Malware family: Gen

This is a generic detection identifier for files exhibiting Trojan horse characteristics. It indicates malware that disguises itself as legitimate software while containing malicious code designed to compromise system security or steal information.
N/A
Detection Rate
32,256
File Size (bytes)
2025-05-30
Analysis Date

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File Identification

Hash Type Value Action
MD5
49b8f905867aded45f1f5b3c9bd84209
SHA1
0a87788428778dba567623ccc9be6825eba4b7c7
SHA256
02883009e7e310bf670bff6336cb6c05c5ecfe0b40274a99b769e8fbfae19ad3
SHA512
1c9d2b7bb3948ad8f3cae541602575b9eacc2a212ab0a6e7c148a24a72e36986e4c46d646244837dc3ea7c71f3db90629f7ee68ef18565d67f93d1f801308361
ImpHash
f34d5f2d4577ed6d9ceec516c1f5a744

PE Analysis

Basic Information

▼
Image Base 0x00400000
Entry Point 0x0040950e
Compilation Time 2020-10-05 13:49:06
Checksum 0x00000000 (Actual: 0x0000892d)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
Digital Signature No valid SignedData structure was found.
Imports 1 libraries
mscoree
Exports 0 functions
Resources 1 Resources
Sections 3 Sections

PE Sections

▼
Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00002000 29,972 bytes 30,208 bytes 5.65 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 3E14584486A250DB56F803FF3E07B7AB
.rsrc 0x0000a000 576 bytes 1,024 bytes 4.97 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 5B346ED223699F15252C1FDAD182859F
.reloc 0x0000c000 12 bytes 512 bytes 0.08 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 03B16C361C2C3239F114FB41DE4F567C

Resource Analysis

▼
Total Resources: 1 (487 bytes)
Resource Type Count Total Size Percentage
RT_MANIFEST 1 487 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.

Backdoor.Win32.Gen.oa!s1 Removal

Gridinsoft has the capability to identify and eliminate Backdoor.Win32.Gen.oa!s1 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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