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The uu_launcher.exe (UU加速器) File Analysis

Updated 3 days ago
Checked by Malware Check
uu_launcher.exe

Technical Analysis

File Name uu_launcher.exe
File Type
PE32 executable (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.231.174
Database Version 2026-01-06 09:00:44 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
1,777,144
File Size (bytes)
2026-01-06
Analysis Date

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File Identification

Hash Type Value Action
MD5
85bd52ea15cd0ec2cd29d5127de3bd68
SHA1
42698bbecfc0b7be61b6a36bc2076d6fcb38f312
SHA256
b92feb1ca0943f7103d49b80af558443919e021e536ca4e2814fc392b3f0764e
SHA512
cba83cbdbf8227d99fe911308e0b164e6a55f869b6cbd75a2adf1bd6b8dc12d04ccba69286e3678c667a572b3d856cc333c513c96e55e60bbc31c6ffb38bb4e4
ImpHash
85bd5646e5903a4000bf5ee5252a7fda

PE Analysis

Basic Information

▼
Icon
Hash: 47819d7d2fe4491a0599bad096a31c0c
Fuzzy: 59f1eb35e3d5b4b4072283a824b091fe
dHash: b269ccccccf03194
Image Base 0x00400000
Entry Point 0x00505271
Compilation Time 2025-12-26 08:34:18
Checksum 0x001bb818 (Actual: 0x001bb818)
OS Version 5.1
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows
PDB Path D:\jenkins\jobs\CLIENT_CHAN_BACKUP\workspace\uuclient\bin\uu_launcher.pdb
Digital Signature OK
Imports 7 libraries
SHLWAPI, KERNEL32, WS2_32, CRYPT32, USER32, ADVAPI32, SHELL32
Exports 0 functions
Resources 13 Resources
Sections 5 Sections

Version Information

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CompanyName 网易(杭州)网络有限公司
FileDescription UU加速器
FileVersion 5.70.0.519
InternalName uu.exe
LegalCopyright 网易公司版权所有 (C)
OriginalFilename launcher.exe
ProductName UU加速器
ProductVersion 5.70.0.519
PrivateBuild 65f30097726c40e5e53cd06adb54563e66595a9c
Translation 0x0804 0x04b0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 1,159,683 bytes 1,160,192 bytes 6.99 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ B276586C5B45FE103B8952F08E305551
.rdata 0x0011d000 356,724 bytes 356,864 bytes 6.29 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 1470CEFE0DE9135944FA1EEEB2EAB7C1
.data 0x00175000 31,232 bytes 11,264 bytes 3.60 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE A2FDC48485797FDCD7F394E078DAB4FC
.rsrc 0x0017d000 176,156 bytes 176,640 bytes 6.55 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ AAF54F512C9FAAC867BFCA65ED27450B
.reloc 0x001a9000 60,228 bytes 60,416 bytes 5.62 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 6721FA0E4063068EDBB698F3027DDC29
Entropy Analysis Alert

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

Resource Analysis

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Total Resources: 13 (175,415 bytes)
Resource Type Count Total Size Percentage
RT_ICON 10 174,124 bytes
99.3%
RT_GROUP_ICON 1 146 bytes
0.1%
RT_VERSION 1 788 bytes
0.4%
RT_MANIFEST 1 357 bytes
0.2%

Certificate Chain Analysis

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Certificate Information
Product UU加速器
Description UU加速器
File Version 5.70.0.519
Original Name launcher.exe
Signing Date 08:34 AM 12/26/2025 (14 days ago)
Verification Status Signed
Signers NetEase (Hangzhou) Network Co., Ltd; DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1; DigiCert Trusted Root G4; DigiCert
Counter Signers DigiCert SHA256 RSA4096 Timestamp Responder 2025 1; DigiCert Trusted G4 TimeStamping RSA4096 SHA256 2025 CA1; DigiCert Trusted Root G4; DigiCert
Internal Name uu.exe
Copyright 网易公司版权所有 (C)
Certificate Chain Summary
DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1 #1 Primary
Validity Period: 2021-04-29 00:00:00 → 2036-04-28 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 08 AD 40 B2 60 D2 9C 4C 9F 5E CD A9 BD 93 AE D9
NetEase (Hangzhou) Network Co., Ltd #2 Chain
Validity Period: 2024-08-26 00:00:00 → 2027-08-28 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 0A 7D C0 32 CA 30 8F 7F F2 D5 94 1A 85 B6 29 8A
DigiCert SHA256 RSA4096 Timestamp Responder 2025 1 #3 Chain
Validity Period: 2025-06-04 00:00:00 → 2036-09-03 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 0A 80 EF 18 4B 8D F1 05 82 D1 C4 76 A7 95 74 68
DigiCert Trusted G4 TimeStamping RSA4096 SHA256 2025 CA1 #4 Chain
Validity Period: 2025-05-07 00:00:00 → 2038-01-14 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 0D C7 AC 57 05 FF 21 99 2E 40 43 22 0C 3A 49 86
DigiCert Trusted Root G4 #5 Chain
Validity Period: 2022-08-01 00:00:00 → 2031-11-09 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 0E 9B 18 8E F9 D0 2D E7 EF DB 50 E2 08 40 18 5A

✓ This file has been digitally signed and the certificate chain has been verified

  • The signature ensures file integrity and authenticity from the publisher
  • Timestamping proves when the signature was applied
Certificate Verification Status

OK

Remember: This is Result of Online Virus Scanner

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Keep Your System Protected

This file appears clean, but regular security maintenance is important

  1. Regular Scans: Run weekly system scans to detect new threats before they can cause damage.
  2. Keep Software Updated: Ensure your operating system and all applications have the latest security patches.
  3. Safe Browsing: Avoid suspicious websites and never download software from untrusted sources.
  4. Email Security: Be cautious with email attachments and links, even from known contacts.
Proactive Protection
This file passed all security checks, but stay vigilant. New malware variants appear daily that can evade detection. Always verify files come from official sources and check digital signatures when available.

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