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Krnl.exe Trojan Conteban Analysis

Technical Analysis

File Name krnl.exe
File Type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
Scanner Version 1.0.182.174
Database Version 2024-07-21 00:00:32 UTC

Trojan.Win32.Conteban.dd!c

Malware family: Conteban

N/A
Detection Rate
1,575,856
File Size (bytes)
2024-07-21
Analysis Date

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File Identification

Hash Type Value Action
MD5
b4d30c9b8d8285090d6a23f86c9d418e
SHA1
ec0749a7d4d0fe5ebcb6fe732a839c13f02bb4f8
SHA256
16a708453fef15c6949ef6278020b9df440bb5e93d2b644dacc37729f3e6c09f
SHA512
9e38805aedc2276e7fe457cb9b2f7d5432ea69049bfc1876969f072e6c73e067808072f74b9e3d97f4567ec7611e464500b229a08dd8c1737bb5ead60598cbd4
ImpHash
f34d5f2d4577ed6d9ceec516c1f5a744

PE Analysis

Basic Information

Icon
Hash: f29faf88f0bc179e98fdd3a438e911f5
Fuzzy: 4d199b6a74b34215ead1ba0a303e0cd6
dHash: 72329a8a92b37360
Image Base 0x00400000
Entry Point 0x0055593a
Compilation Time 2059-06-13 11:12:49
Checksum 0x0018902d (Actual: 0x0018902d)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
PDB Path F:\Projects\krnlss\obj\Release\net472\krnlss.pdb
Digital Signature OK
Imports 1 libraries
mscoree
Exports 0 functions
Resources 4 Resources
Sections 3 Sections

Version Information

Translation 0x0000 0x04b0
FileDescription
FileVersion 0.0.0.0
InternalName krnlss.exe
LegalCopyright
OriginalFilename krnlss.exe
ProductVersion 0.0.0.0
Assembly Version 0.0.0.0

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00002000 1,390,912 bytes 1,391,104 bytes 3.92 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ ED96857FECEF318BDAC6A742437011EF
.rsrc 0x00156000 171,648 bytes 172,032 bytes 1.13 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 7166194526DF7BDA3C9A7C3BCC0B0834
.reloc 0x00180000 12 bytes 512 bytes 0.10 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 26B9ADF9626398D18BC1756C926ADDA6

Resource Analysis

Total Resources: 4 (171,338 bytes)
Resource Type Count Total Size Percentage
RT_ICON 1 170,248 bytes
99.4%
RT_GROUP_ICON 1 20 bytes
0%
RT_VERSION 1 580 bytes
0.3%
RT_MANIFEST 1 490 bytes
0.3%

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

OK

Trojan.Win32.Conteban.dd!c Removal

Gridinsoft has the capability to identify and eliminate Trojan.Win32.Conteban.dd!c without requiring further user intervention.

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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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