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MailClient.dll Trojan Heuristic Analysis

Updated 1 month ago
Checked by Malaware Check
MailClient.dll

Technical Analysis

File Name MailClient.dll
File Type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
Scanner Version 1.0.214.174
Database Version 2025-04-18 18:00:15 UTC
⚠

Trojan.Heur!.03011681

Malware family: Heuristic

Heuristic detection uses behavioral analysis and pattern recognition to identify potential threats without specific signatures. This proactive approach detects suspicious code behavior that may indicate malware presence. Detection may occasionally produce false positives when legitimate software exhibits similar behavioral patterns.
N/A
Detection Rate
28,433,920
File Size (bytes)
2025-04-18
Analysis Date

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File Identification

Hash Type Value Action
MD5
cf0fe06e69c8db1913db1d347c4ef565
SHA1
a256813bc47fa6eda3e990d75aaf11264bbc4bc1
SHA256
24c282bfb328c00e02a0d65661e6e7d600c221d00a25890ce4504176877bc1e3
SHA512
1476480494a4c47668f5d02dd9d5500d37a624d579a6f793ef2b8e105f14136efc84a81f5aefc255c54fde89e234456268f69d51d214ffa3463284f7f4627757
ImpHash
f34d5f2d4577ed6d9ceec516c1f5a744

PE Analysis

Basic Information

▼
Icon
Hash: 0a1821934c001f3c633b983cfbb27d12
Fuzzy: 591e28d24794848c19c3c0dcfabf80ff
dHash: 71cc844a3286c870
Image Base 0x00400000
Entry Point 0x01f2200a
Compilation Time 2064-12-28 02:05:54
Checksum 0x01b253cb (Actual: 0x01b253cb)
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 11 Resources
Sections 5 Sections

Version Information

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Translation 0x0000 0x04b0
CompanyName eM Client s.r.o.
FileDescription eM Client
FileVersion 10.3.1567.0
InternalName MailClient.dll
LegalCopyright Copyright © 2006-2025 eM Client s.r.o.
OriginalFilename MailClient.dll
ProductName eM Client
ProductVersion 10.3.1567+3610989063
Assembly Version 10.3.0.0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
@1b 0x00002000 4,222,296 bytes 4,222,464 bytes 8.00 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 4273326439DAB4C89A34D19F09FE0A93
.text 0x0040a000 24,074,108 bytes 24,074,240 bytes 4.85 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 05FDD15996F2F31D6B699FE9D41ED337
.rsrc 0x01b00000 135,105 bytes 135,168 bytes 4.31 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 9FF8EB488889B5292BC4CD9916D9ECC5
<DgrtbAl 0x01b22000 16 bytes 512 bytes 0.16 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 78A4AF5073E7F35B9DC3DBF4AD83350F
.reloc 0x01b24000 12 bytes 512 bytes 0.12 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 052A11B937FE7A2A54AFB8EC3A430AEA
Entropy Analysis Alert

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

Resource Analysis

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Total Resources: 11 (134,459 bytes)
Resource Type Count Total Size Percentage
RT_ICON 8 130,678 bytes
97.2%
RT_GROUP_ICON 1 118 bytes
0.1%
RT_VERSION 1 846 bytes
0.6%
RT_MANIFEST 1 2,817 bytes
2.1%

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

No valid SignedData structure was found.

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

Trojan.Heur!.03011681 Removal

Gridinsoft has the capability to identify and eliminate Trojan.Heur!.03011681 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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