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Main.exe Trojan Downloader Analysis

Updated 1 month ago
Checked by Malware Check
main.exe

Technical Analysis

File Name main.exe
File Type
PE32+ executable (GUI) x86-64, for MS Windows
Scanner Version 1.0.229.174
Database Version 2025-11-18 19:00:22 UTC
⚠

Trojan.Win64.Downloader.sa

Malware family: Downloader

Downloader Trojans specialize in retrieving and installing additional malware payloads. Unlike comprehensive malware, they focus specifically on payload delivery rather than direct system damage.
N/A
Detection Rate
3,049,984
File Size (bytes)
2025-11-18
Analysis Date

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File Identification

Hash Type Value Action
MD5
830ec8207511a4d171602dc0fe474178
SHA1
5b2a0b5af1160003d4fc648c9f920297cd9dbccd
SHA256
926e08e455cc1061ac865f4ea6856a9cf7fa45568a3b1106ae43ec26d7bb377c
SHA512
e31fcb102bb390a9a8811c1e94bafbc0a9c96d956f11d05a6d737eafb04ff9556ab10403e23879527596866cec911be3734e5651cf06bcc4db6c777a9bc3e340
ImpHash
8e553c733ee0baf6ac8ed1209b952e1e

PE Analysis

Basic Information

▼
Icon
Hash: ee76a9df1805563418ae32a9469ac1fc
Fuzzy: 21a26f227fae27cfb42765b21dc63ab1
dHash: c8c1acccd2daccc0
Image Base 0x140000000
Entry Point 0x1400c86c4
Compilation Time 2020-11-10 23:26:00
Checksum 0x00000000 (Actual: 0x002f54d8)
OS Version 5.2
PEiD Signatures PE32+ executable (GUI) x86-64, for MS Windows
Digital Signature No valid SignedData structure was found.
Imports 16 libraries
Exports 74 functions
Resources 22 Resources
Sections 5 Sections

Version Information

▼
FileDescription
FileVersion 1.1.33.02-H001
InternalName
LegalCopyright
OriginalFilename
ProductName
ProductVersion 1.1.33.02-H001
Translation 0x0409 0x04b0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 946,040 bytes 946,176 bytes 6.53 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ DFFF9EBDBB221577AE51531C000DF881
.rdata 0x000e8000 259,764 bytes 260,096 bytes 5.09 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ C3CA9F1CE6EF74688ABF019C5DC78DE2
.data 0x00128000 46,052 bytes 16,384 bytes 3.34 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE 024476EB6C178D1BFFFEB58C8B8BD42D
.pdata 0x00134000 30,996 bytes 31,232 bytes 6.04 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 13C540915C3362CEC4C7BB76FB3D7230
.rsrc 0x0013c000 1,794,940 bytes 1,795,072 bytes 7.99 (Packed/Encrypted) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 007CA66D6C39BD68E41B927BE09A8624
Entropy Analysis Alert

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

1 section(s) with elevated entropy (≥6.5) - possible compression

Resource Analysis

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Total Resources: 22 (1,793,474 bytes)
Resource Type Count Total Size Percentage
RT_ICON 9 40,234 bytes
2.2%
RT_MENU 1 712 bytes
0%
RT_DIALOG 1 232 bytes
0%
RT_ACCELERATOR 1 72 bytes
0%
RT_RCDATA 3 1,748,972 bytes
97.5%
RT_GROUP_ICON 5 156 bytes
0%
RT_VERSION 1 532 bytes
0%
RT_MANIFEST 1 2,564 bytes
0.1%

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.Win64.Downloader.sa Removal

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