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UnpackMiniApp.exe Trojan Downloader Analysis

Updated 2 months ago
Checked by Malware Check
UnpackMiniApp.exe

Technical Analysis

File Name UnpackMiniApp.exe
File Type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
Scanner Version 1.0.228.174
Database Version 2025-10-27 08:00:19 UTC
⚠

Trojan.Win32.Downloader.cld

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
41,472
File Size (bytes)
2025-10-27
Analysis Date

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File Identification

Hash Type Value Action
MD5
3dcf6840f792596f90bf5c014aeb9766
SHA1
b97c4633e703ef2bc06d5699d1ef994df40de8a2
SHA256
0b993b5b65252252a8310a3893e3a9a4c8cdadc5817dc1b8b760534cd7226212
SHA512
01eb79e289c33fa2ecc9ff69de624d2fee61f64217ebbc1acf195382fcdf66f801001281d4d4f2d1a51c556e41aa7c28e6ff7c881865bab6745e5a82c910c95a
ImpHash
f34d5f2d4577ed6d9ceec516c1f5a744

PE Analysis

Basic Information

▼
Icon
Hash: 36ef4464e4a652307b6c4563c745a96a
Fuzzy: 70171c3ac678e361da4431289da20c90
dHash: d090e4f0b8b0ccd0
Image Base 0x00400000
Entry Point 0x00407dfe
Compilation Time 2020-12-24 14:24:42
Checksum 0x00000000 (Actual: 0x0001474d)
OS Version 4.0
PEiD Signatures PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
PDB Path D:\NetApp\UnpackMiniApp\UnpackMiniApp\obj\Debug\UnpackMiniApp.pdb
Digital Signature No valid SignedData structure was found.
Imports 1 libraries
mscoree
Exports 0 functions
Resources 4 Resources
Sections 3 Sections

Version Information

▼
Translation 0x0000 0x04b0
Comments pc微信小程序解包
CompanyName 代码果
FileDescription UnpackMiniApp
FileVersion 1.0.0.0
InternalName UnpackMiniApp.exe
LegalCopyright Copyright © 代码果 2020 www.4og.cn
LegalTrademarks 代码果
OriginalFilename UnpackMiniApp.exe
ProductName UnpackMiniApp
ProductVersion 1.0.0.0
Assembly Version 1.0.0.0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00002000 24,068 bytes 24,576 bytes 6.24 (Normal) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ 989B4B822896F260E286EE6B4D0DF0F1
.rsrc 0x00008000 15,820 bytes 15,872 bytes 5.92 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ E88DED72E4E852D2515084CD3A5DA0AD
.reloc 0x0000c000 12 bytes 512 bytes 0.06 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 362BC7912403C4A6EAB1A1B4C2224431

Resource Analysis

▼
Total Resources: 4 (15,510 bytes)
Resource Type Count Total Size Percentage
RT_ICON 1 14,120 bytes
91%
RT_GROUP_ICON 1 20 bytes
0.1%
RT_VERSION 1 880 bytes
5.7%
RT_MANIFEST 1 490 bytes
3.2%

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.

Trojan.Win32.Downloader.cld Removal

Gridinsoft has the capability to identify and eliminate Trojan.Win32.Downloader.cld 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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